{"schemaVersion":2,"status":"Integrated partial NIST analysis prototype; source-documented reuse, not a floor-by-floor fabrication inventory.","tower":1,"floor":96,"evidenceType":"NIST impact-analysis model geometry, digitized from published raster figures","sources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype provenance."},"beams":[{"id":"F96-core-trace-001","sourcePixels":[[74,172],[79,172]],"endpointsFt":[[-66.094,-39.256],[-62.578,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-002","sourcePixels":[[131,172],[163,172]],"endpointsFt":[[-26.016,-39.256],[-3.516,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-003","sourcePixels":[[172,172],[216,172]],"endpointsFt":[[2.812,-39.256],[33.75,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-004","sourcePixels":[[256,172],[262,172]],"endpointsFt":[[61.875,-39.256],[66.094,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-005","sourcePixels":[[172,183],[204,183]],"endpointsFt":[[2.812,-31.476],[25.312,-31.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-006","sourcePixels":[[146,184],[153,184]],"endpointsFt":[[-15.469,-30.768],[-10.547,-30.768]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-007","sourcePixels":[[74,190],[262,190]],"endpointsFt":[[-66.094,-26.524],[66.094,-26.524]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-008","sourcePixels":[[146,193],[163,193]],"endpointsFt":[[-15.469,-24.402],[-3.516,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-009","sourcePixels":[[188,193],[205,193]],"endpointsFt":[[14.062,-24.402],[26.016,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-010","sourcePixels":[[146,205],[163,205]],"endpointsFt":[[-15.469,-15.915],[-3.516,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-011","sourcePixels":[[188,205],[205,205]],"endpointsFt":[[14.062,-15.915],[26.016,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-012","sourcePixels":[[109,216],[163,216]],"endpointsFt":[[-41.484,-8.134],[-3.516,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-013","sourcePixels":[[172,216],[226,216]],"endpointsFt":[[2.812,-8.134],[40.781,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-014","sourcePixels":[[225,219],[262,219]],"endpointsFt":[[40.078,-6.012],[66.094,-6.012]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-015","sourcePixels":[[74,220],[110,220]],"endpointsFt":[[-66.094,-5.305],[-40.781,-5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-016","sourcePixels":[[148,222],[174,222]],"endpointsFt":[[-14.062,-3.89],[4.219,-3.89]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-017","sourcePixels":[[174,226],[188,226]],"endpointsFt":[[4.219,-1.061],[14.062,-1.061]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-018","sourcePixels":[[109,231],[148,231]],"endpointsFt":[[-41.484,2.476],[-14.062,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-019","sourcePixels":[[187,231],[226,231]],"endpointsFt":[[13.359,2.476],[40.781,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-020","sourcePixels":[[174,234],[188,234]],"endpointsFt":[[4.219,4.598],[14.062,4.598]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-021","sourcePixels":[[74,235],[110,235]],"endpointsFt":[[-66.094,5.305],[-40.781,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-022","sourcePixels":[[226,235],[262,235]],"endpointsFt":[[40.781,5.305],[66.094,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-023","sourcePixels":[[148,237],[172,237]],"endpointsFt":[[-14.062,6.72],[2.812,6.72]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-024","sourcePixels":[[199,241],[215,241]],"endpointsFt":[[21.797,9.549],[33.047,9.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-025","sourcePixels":[[109,246],[121,246]],"endpoint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Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-08","sourceWhitePatchIds":[12,15],"planPixelPolygon":[[137.84978455419292,234.09506131919125],[145.7262180974478,234.09506131919125],[145.7262180974478,245.67616837918462],[137.84978455419292,245.67616837918462]],"polygonFt":[[-21.199,4.665],[-15.661,4.665],[-15.661,12.856],[-21.199,12.856]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-10","sourceWhitePatchIds":[14,17],"planPixelPolygon":[[189.40828637719588,192.98090818694067],[201.88478621146834,192.98090818694067],[201.88478621146834,204.54570765661254],[189.40828637719588,204.54570765661254]],"polygonFt":[[15.053,-24.416],[23.825,-24.416],[23.825,-16.236],[15.053,-16.236]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-11","sourceWhitePatchIds":[18],"planPixelPolygon":[[137.96221411998675,247.78800132582035],[146.01259529333777,247.78800132582035],[146.01259529333777,260.461716937355],[137.96221411998675,260.461716937355]],"polygonFt":[[-21.12,14.35],[-15.46,14.35],[-15.46,23.314],[-21.12,23.314]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-13","sourceWhitePatchIds":[20],"planPixelPolygon":[[188.71249585681142,218.48597944978457],[197.80974477958236,218.48597944978457],[197.80974477958236,230.40954590652967],[188.71249585681142,230.40954590652967]],"polygonFt":[[14.563,-6.376],[20.96,-6.376],[20.96,2.058],[14.563,2.058]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-15","sourceWhitePatchIds":[22],"planPixelPolygon":[[173.3584355319854,235.49751408684125],[185.75538614517734,235.49751408684125],[185.75538614517734,250.15531985415976],[173.3584355319854,250.15531985415976]],"polygonFt":[[3.768,5.657],[12.484,5.657],[12.484,16.024],[3.768,16.024]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-17","sourceWhitePatchIds":[24],"planPixelPolygon":[[188.91932383162083,233.77162744448128],[197.21577726218095,233.77162744448128],[197.21577726218095,245.33642691415312],[188.91932383162083,245.33642691415312]],"polygonFt":[[14.709,4.436],[20.542,4.436],[20.542,12.616],[14.709,12.616]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-18","sourceWhitePatchIds":[25,27],"planPixelPolygon":[[215.05177328471993,218.371826317534],[223.41186609214452,218.371826317534],[223.41186609214452,230.18395757374876],[215.05177328471993,230.18395757374876]],"polygonFt":[[33.083,-6.457],[38.961,-6.457],[38.961,1.898],[33.083,1.898]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-19","sourceWhitePatchIds":[28],"planPixelPolygon":[[188.97553861451772,247.37487570434206],[197.2719920450779,247.37487570434206],[197.2719920450779,259.7985415976135],[188.97553861451772,259.7985415976135]],"polygonFt":[[14.748,14.058],[20.582,14.058],[20.582,22.845],[14.748,22.845]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-20","sourceWhitePatchIds":[29,30],"planPixelPolygon":[[215.3381504806099,233.26065628107392],[223.8965860125953,233.26065628107392],[223.8965860125953,245.09181305933046],[215.3381504806099,245.09181305933046]],"polygonFt":[[33.285,4.075],[39.302,4.075],[39.302,12.443],[33.285,12.443]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-22","sourceWhitePatchIds":[32],"planPixelPolygon":[[215.45800464037123,247.16831289360292],[223.9528007954922,247.16831289360292],[223.9528007954922,259.5566456745111],[215.45800464037123,259.5566456745111]],"polygonFt":[[33.369,13.912],[39.342,13.912],[39.342,22.674],[33.369,22.674]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5}],"coverage":{"floors":[],"evidenceType":"LERA A-A-153 architectural core plan & NIST analysis-model prototype","source":{"report":"LERA PAC1 TOWER A drawing A-A-153 & NIST NCSTAR 1-2B","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","sheet":"A-A-153","title":"96th to 100th Floor Core Plan"},"citation":"LERA A-A-153: Bank 81-86 floored over; active Banks 87-92 & 93-98, Stairs A/B/C, freight 50, express 6/7, and mechanical shafts.","displayNote":"WTC 1 floors 96\u2013100: core beams repeat the NIST floor 96 analysis-model trace; sections and connections are representative. Slab apertures combine NIST source-model openings and architectural floor-band interpretations. Floor-specific fabrication geometry remains unverified.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":1,"tower2Derivation":null},"sourceAssets":["NIST1-2B_p51_Fig3-17_3-18_core_plan.png","NIST1-2B_p43_Fig3-6_core_slab.png"],"additionalProfiles":[{"schemaVersion":1,"tower":1,"floor":92,"coverage":{"floors":[92],"evidenceType":"LERA A-A-148 architectural core plan","source":{"report":"LERA PAC1 TOWER A drawing A-A-148","sheet":"A-A-148","title":"89th to 93rd Floor Core Plan"},"citation":"LERA A-A-148: Bank 81-86 active (cars 81-86); Banks 87-92 & 93-98, Stairs A/B/C, freight 50, express 6/7, and mechanical shafts.","displayNote":"WTC 1 floors 92\u201393: core beams repeat the NIST floor 96 analysis-model trace; sections and connections are representative. Slab apertures combine NIST source-model openings and architectural floor-band interpretations. Floor-specific fabrication geometry remains unverified.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":1,"tower2Derivation":null},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-148","title":"89th to 93rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype provenance."},"beams":[{"id":"F96-core-trace-001","sourcePixels":[[74,172],[79,172]],"endpointsFt":[[-66.094,-39.256],[-62.578,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-002","sourcePixels":[[131,172],[163,172]],"endpointsFt":[[-26.016,-39.256],[-3.516,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-003","sourcePixels":[[172,172],[216,172]],"endpointsFt":[[2.812,-39.256],[33.75,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-004","sourcePixels":[[256,172],[262,172]],"endpointsFt":[[61.875,-39.256],[66.094,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-005","sourcePixels":[[172,183],[204,183]],"endpointsFt":[[2.812,-31.476],[25.312,-31.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-006","sourcePixels":[[146,184],[153,184]],"endpointsFt":[[-15.469,-30.768],[-10.547,-30.768]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-007","sourcePixels":[[74,190],[262,190]],"endpointsFt":[[-66.094,-26.524],[66.094,-26.524]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-008","sourcePixels":[[146,193],[163,193]],"endpointsFt":[[-15.469,-24.402],[-3.516,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-009","sourcePixels":[[188,193],[205,193]],"endpointsFt":[[14.062,-24.402],[26.016,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-010","sourcePixels":[[146,205],[163,205]],"endpointsFt":[[-15.469,-15.915],[-3.516,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-011","sourcePixels":[[188,205],[205,205]],"endpointsFt":[[14.062,-15.915],[26.016,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-012","sourcePixels":[[109,216],[163,216]],"endpointsFt":[[-41.484,-8.134],[-3.516,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-013","sourcePixels":[[172,216],[226,216]],"endpointsFt":[[2.812,-8.134],[40.781,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-014","sourcePixels":[[225,219],[262,219]],"endpointsFt":[[40.078,-6.012],[66.094,-6.012]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-015","sourcePixels":[[74,220],[110,220]],"endpointsFt":[[-66.094,-5.305],[-40.781,-5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-016","sourcePixels":[[148,222],[174,222]],"endpointsFt":[[-14.062,-3.89],[4.219,-3.89]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-017","sourcePixels":[[174,226],[188,226]],"endpointsFt":[[4.219,-1.061],[14.062,-1.061]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-018","sourcePixels":[[109,231],[148,231]],"endpointsFt":[[-41.484,2.476],[-14.062,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-019","sourcePixels":[[187,231],[226,231]],"endpointsFt":[[13.359,2.476],[40.781,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-020","sourcePixels":[[174,234],[188,234]],"endpointsFt":[[4.219,4.598],[14.062,4.598]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-021","sourcePixels":[[74,235],[110,235]],"endpointsFt":[[-66.094,5.305],[-40.781,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-022","sourcePixels":[[226,235],[262,235]],"endpointsFt":[[40.781,5.305],[66.094,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-023","sourcePixels":[[148,237],[172,237]],"endpointsFt":[[-14.062,6.72],[2.812,6.72]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-024","sourcePixels":[[199,241],[215,241]],"endpointsFt":[[21.797,9.549],[33.047,9.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-025","sourcePixels":[[109,246],[121,246]],"endpointsFt":[[-41.484,13.085],[-33.047,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-026","sourcePixels":[[137,246],[149,246]],"endpointsFt":[[-21.797,13.085],[-13.359,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-027","sourcePixels":[[187,246],[199,246]],"endpointsFt":[[13.359,13.085],[21.797,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-028","sourcePixels":[[214,246],[226,246]],"endpointsFt":[[32.344,13.085],[40.781,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-029","sourcePixels":[[172,251],[188,251]],"endpointsFt":[[2.812,16.622],[14.062,16.622]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-030","sourcePixels":[[109,260],[121,260]],"endpointsFt":[[-41.484,22.988],[-33.047,22.988]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-031","sourcePixels":[[187,260],[196,260]],"endpointsFt":[[13.359,22.988],[19.688,22.988]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-032","sourcePixels":[[214,260],[226,260]],"endpointsFt":[[32.344,22.988],[40.781,22.988]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-033","sourcePixels":[[132,261],[163,261]],"endpointsFt":[[-25.312,23.695],[-3.516,23.695]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-034","sourcePixels":[[74,264],[132,264]],"endpointsFt":[[-66.094,25.817],[-25.312,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-035","sourcePixels":[[161,264],[262,264]],"endpointsFt":[[-4.922,25.817],[66.094,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-036","sourcePixels":[[74,282],[79,282]],"endpointsFt":[[-66.094,38.549],[-62.578,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-037","sourcePixels":[[120,282],[163,282]],"endpointsFt":[[-33.75,38.549],[-3.516,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-038","sourcePixels":[[173,282],[202,282]],"endpointsFt":[[3.516,38.549],[23.906,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-039","sourcePixels":[[256,282],[262,282]],"endpointsFt":[[61.875,38.549],[66.094,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-040","sourcePixels":[[79,168],[79,287]],"endpointsFt":[[-62.578,-42.085],[-62.578,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-041","sourcePixels":[[86,168],[86,287]],"endpointsFt":[[-57.656,-42.085],[-57.656,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-042","sourcePixels":[[94,168],[94,287]],"endpointsFt":[[-52.031,-42.085],[-52.031,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-043","sourcePixels":[[101,168],[101,286]],"endpointsFt":[[-47.109,-42.085],[-47.109,41.378]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-044","sourcePixels":[[109,168],[109,264]],"endpointsFt":[[-41.484,-42.085],[-41.484,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-045","sourcePixels":[[120,168],[120,191]],"endpointsFt":[[-33.75,-42.085],[-33.75,-25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-046","sourcePixels":[[121,216],[121,264]],"endpointsFt":[[-33.047,-8.134],[-33.047,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-047","sourcePixels":[[132,168],[132,217]],"endpointsFt":[[-25.312,-42.085],[-25.312,-7.427]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-048","sourcePixels":[[132,261],[132,287]],"endpointsFt":[[-25.312,23.695],[-25.312,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-049","sourcePixels":[[137,216],[137,261]],"endpointsFt":[[-21.797,-8.134],[-21.797,23.695]],"sectionDesignation":null,"memberIdenti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extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-02","sourceWhitePatchIds":[4],"planPixelPolygon":[[111.06503148823334,219.1437189260855],[119.40921445144183,219.1437189260855],[119.40921445144183,230.8145177328472],[111.06503148823334,230.8145177328472]],"polygonFt":[[-40.032,-5.911],[-34.165,-5.911],[-34.165,2.344],[-40.032,2.344]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-03","sourceWhitePatchIds":[5,6],"planPixelPolygon":[[147.69797812396422,194.33987404706662],[160.18190255220418,194.33987404706662],[160.18190255220418,204.84739807756048],[147.69797812396422,204.84739807756048]],"polygonFt":[[-14.275,-23.455],[-5.497,-23.455],[-5.497,-16.023],[-14.275,-16.023]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-04","sourceWhitePatchIds":[7],"planPixelPolygon":[[111.22519058667551,234.4647000331455],[118.93404043752071,234.4647000331455],[118.93404043752071,245.9370898243288],[111.22519058667551,245.9370898243288]],"polygonFt":[[-39.92,4.926],[-34.5,4.926],[-34.5,13.041],[-39.92,13.041]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-05","sourceWhitePatchIds":[8,9],"planPixelPolygon":[[137.74584023864765,218.91813059330462],[145.7092475969506,218.91813059330462],[145.7092475969506,230.74928737156114],[137.74584023864765,230.74928737156114]],"polygonFt":[[-21.272,-6.07],[-15.673,-6.07],[-15.673,2.298],[-21.272,2.298]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-06","sourceWhitePatchIds":[10],"planPixelPolygon":[[111.30473980775605,247.9048723897912],[119.19708319522705,247.9048723897912],[119.19708319522705,260.3828969174677],[111.30473980775605,260.3828969174677]],"polygonFt":[[-39.864,14.433],[-34.315,14.433],[-34.315,23.259],[-39.864,23.259]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-07","sourceWhitePatchIds":[11,16],"planPixelPolygon":[[148.98455419290684,222.9760026516407],[160.69950281736823,222.9760026516407],[160.69950281736823,236.40258534968513],[148.98455419290684,236.40258534968513]],"polygonFt":[[-13.37,-3.2],[-5.133,-3.2],[-5.133,6.297],[-13.37,6.297]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-08","sourceWhitePatchIds":[12,15],"planPixelPolygon":[[137.84978455419292,234.09506131919125],[145.7262180974478,234.09506131919125],[145.7262180974478,245.67616837918462],[137.84978455419292,245.67616837918462]],"polygonFt":[[-21.199,4.665],[-15.661,4.665],[-15.661,12.856],[-21.199,12.856]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-10","sourceWhitePatchIds":[14,17],"planPixelPolygon":[[189.40828637719588,192.98090818694067],[201.88478621146834,192.98090818694067],[201.88478621146834,204.54570765661254],[189.40828637719588,204.54570765661254]],"polygonFt":[[15.053,-24.416],[23.825,-24.416],[23.825,-16.236],[15.053,-16.236]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-11","sourceWhitePatchIds":[18],"planPixelPolygon":[[137.96221411998675,247.78800132582035],[146.01259529333777,247.78800132582035],[146.01259529333777,260.461716937355],[137.96221411998675,260.461716937355]],"polygonFt":[[-21.12,14.35],[-15.46,14.35],[-15.46,23.314],[-21.12,23.314]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-13","sourceWhitePatchIds":[20],"planPixelPolygon":[[188.71249585681142,218.48597944978457],[197.80974477958236,218.48597944978457],[197.80974477958236,230.40954590652967],[188.71249585681142,230.40954590652967]],"polygonFt":[[14.563,-6.376],[20.96,-6.376],[20.96,2.058],[14.563,2.058]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-15","sourceWhitePatchIds":[22],"planPixelPolygon":[[173.3584355319854,235.49751408684125],[185.75538614517734,235.49751408684125],[185.75538614517734,250.15531985415976],[173.3584355319854,250.15531985415976]],"polygonFt":[[3.768,5.657],[12.484,5.657],[12.484,16.024],[3.768,16.024]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-17","sourceWhitePatchIds":[24],"planPixelPolygon":[[188.91932383162083,233.77162744448128],[197.21577726218095,233.77162744448128],[197.21577726218095,245.33642691415312],[188.91932383162083,245.33642691415312]],"polygonFt":[[14.709,4.436],[20.542,4.436],[20.542,12.616],[14.709,12.616]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-18","sourceWhitePatchIds":[25,27],"planPixelPolygon":[[215.05177328471993,218.371826317534],[223.41186609214452,218.371826317534],[223.41186609214452,230.18395757374876],[215.05177328471993,230.18395757374876]],"polygonFt":[[33.083,-6.457],[38.961,-6.457],[38.961,1.898],[33.083,1.898]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-19","sourceWhitePatchIds":[28],"planPixelPolygon":[[188.97553861451772,247.37487570434206],[197.2719920450779,247.37487570434206],[197.2719920450779,259.7985415976135],[188.97553861451772,259.7985415976135]],"polygonFt":[[14.748,14.058],[20.582,14.058],[20.582,22.845],[14.748,22.845]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-20","sourceWhitePatchIds":[29,30],"planPixelPolygon":[[215.3381504806099,233.26065628107392],[223.8965860125953,233.26065628107392],[223.8965860125953,245.09181305933046],[215.3381504806099,245.09181305933046]],"polygonFt":[[33.285,4.075],[39.302,4.075],[39.302,12.443],[33.285,12.443]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F96-visible-opening-22","sourceWhitePatchIds":[32],"planPixelPolygon":[[215.45800464037123,247.16831289360292],[223.9528007954922,247.16831289360292],[223.9528007954922,259.5566456745111],[215.45800464037123,259.5566456745111]],"polygonFt":[[33.369,13.912],[39.342,13.912],[39.342,22.674],[33.369,22.674]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"F93-bank81-car83","description":"Passenger elevator #83 (Bank 81-86 west column, north)","polygonFt":[[-62.0,-5.5],[-54.4,-5.5],[-54.4,2.5],[-62.0,2.5]]},{"id":"F93-bank81-car82","description":"Passenger elevator #82 (Bank 81-86 west column, center)","polygonFt":[[-62.0,4.5],[-54.4,4.5],[-54.4,12.8],[-62.0,12.8]]},{"id":"F93-bank81-car81","description":"Passenger elevator #81 (Bank 81-86 west column, south)","polygonFt":[[-62.0,14.5],[-54.4,14.5],[-54.4,23.2],[-62.0,23.2]]},{"id":"F93-bank81-car84","description":"Passenger elevator #84 (Bank 81-86 east column, north)","polygonFt":[[-47.5,-5.5],[-40.5,-5.5],[-40.5,2.5],[-47.5,2.5]]},{"id":"F93-bank81-car85","description":"Passenger elevator #85 (Bank 81-86 east column, center)","polygonFt":[[-47.5,4.5],[-40.5,4.5],[-40.5,12.8],[-47.5,12.8]]},{"id":"F93-bank81-car86","description":"Passenger elevator #86 (Bank 81-86 east column, south)","polygonFt":[[-47.5,14.5],[-40.5,14.5],[-40.5,23.2],[-47.5,23.2]]}],"renderSlab":true,"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-148","title":"89th to 93rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-148","title":"89th to 93rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif"}],"slabBaseSourceFloor":96,"legacyProfileFloor":93},{"schemaVersion":1,"tower":1,"floor":93,"coverage":{"floors":[93],"evidenceType":"Common circulation corroborated on A-A-148; floor-specific exceptions remain","displayNote":"WTC1 floor93:12 hoistways and three stair partitions follow the registered circulation template. A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved. All80 beams retain the NIST F96 prototype. Bank B transition: six clear hoistways on93/94 end below the raised secondary slab;95 has a separate raised machine-room reference surface. Local penetrations and structural details remain unresolved."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-148","title":"89th to 93rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype provenance."},"beams":[{"id":"F96-core-trace-001","sourcePixels":[[74,172],[79,172]],"endpointsFt":[[-66.094,-39.256],[-62.578,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-002","sourcePixels":[[131,172],[163,172]],"endpointsFt":[[-26.016,-39.256],[-3.516,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-003","sourcePixels":[[172,172],[216,172]],"endpointsFt":[[2.812,-39.256],[33.75,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-004","sourcePixels":[[256,172],[262,172]],"endpointsFt":[[61.875,-39.256],[66.094,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-005","sourcePixels":[[172,183],[204,183]],"endpointsFt":[[2.812,-31.476],[25.312,-31.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-006","sourcePixels":[[146,184],[153,184]],"endpointsFt":[[-15.469,-30.768],[-10.547,-30.768]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-007","sourcePixels":[[74,190],[262,190]],"endpointsFt":[[-66.094,-26.524],[66.094,-26.524]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-008","sourcePixels":[[146,193],[163,193]],"endpointsFt":[[-15.469,-24.402],[-3.516,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-009","sourcePixels":[[188,193],[205,193]],"endpointsFt":[[14.062,-24.402],[26.016,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-010","sourcePixels":[[146,205],[163,205]],"endpointsFt":[[-15.469,-15.915],[-3.516,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-011","sourcePixels":[[188,205],[205,205]],"endpointsFt":[[14.062,-15.915],[26.016,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-012","sourcePixels":[[109,216],[163,216]],"endpointsFt":[[-41.484,-8.134],[-3.516,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-013","sourcePixels":[[172,216],[226,216]],"endpointsFt":[[2.812,-8.134],[40.781,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-014","sourcePixels":[[225,219],[262,219]],"endpointsFt":[[40.078,-6.012],[66.094,-6.012]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-015","sourcePixels":[[74,220],[110,220]],"endpointsFt":[[-66.094,-5.305],[-40.781,-5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-016","sourcePixels":[[148,222],[174,222]],"endpointsFt":[[-14.062,-3.89],[4.219,-3.89]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-017","sourcePixels":[[174,226],[188,226]],"endpointsFt":[[4.219,-1.061],[14.062,-1.061]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-018","sourcePixels":[[109,231],[148,231]],"endpointsFt":[[-41.484,2.476],[-14.062,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-019","sourcePixels":[[187,231],[226,231]],"endpointsFt":[[13.359,2.476],[40.781,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-020","sourcePixels":[[174,234],[188,234]],"endpointsFt":[[4.219,4.598],[14.062,4.598]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-021","sourcePixels":[[74,235],[110,235]],"endpointsFt":[[-66.094,5.305],[-40.781,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-022","sourcePixels":[[226,235],[262,235]],"endpointsFt":[[40.781,5.305],[66.094,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-023","sourcePixels":[[148,237],[172,237]],"endpointsFt":[[-14.062,6.72],[2.812,6.72]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-024","sourcePixels":[[199,241],[215,241]],"endpointsFt":[[21.797,9.549],[33.047,9.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-025","sourcePixels":[[109,246],[121,246]],"endpointsFt":[[-41.484,13.085],[-33.047,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-026","sourcePixels":[[137,246],[149,246]],"endpointsFt":[[-21.797,13.085],[-13.359,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-027","sourcePixels":[[187,246],[199,246]],"endpointsFt":[[13.359,13.085],[21.797,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-028","sourcePixels":[[214,246],[226,246]],"endpointsFt":[[32.344,13.085],[40.781,13.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-029","sourcePixels":[[172,251],[188,251]],"endpointsFt":[[2.812,16.622],[14.062,16.622]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-030","sourcePixels":[[109,260],[121,260]],"endpointsFt":[[-41.484,22.988],[-33.047,22.988]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-031","sourcePixels":[[187,260],[196,260]],"endpointsFt":[[13.359,22.988],[19.688,22.988]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-032","sourcePixels":[[214,260],[226,260]],"endpointsFt":[[32.344,22.988],[40.781,22.988]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-033","sourcePixels":[[132,261],[163,261]],"endpointsFt":[[-25.312,23.695],[-3.516,23.695]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-034","sourcePixels":[[74,264],[132,264]],"endpointsFt":[[-66.094,25.817],[-25.312,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-035","sourcePixels":[[161,264],[262,264]],"endpointsFt":[[-4.922,25.817],[66.094,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-036","sourcePixels":[[74,282],[79,282]],"endpointsFt":[[-66.094,38.549],[-62.578,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-037","sourcePixels":[[120,282],[163,282]],"endpointsFt":[[-33.75,38.549],[-3.516,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-038","sourcePixels":[[173,282],[202,282]],"endpointsFt":[[3.516,38.549],[23.906,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-039","sourcePixels":[[256,282],[262,282]],"endpointsFt":[[61.875,38.549],[66.094,38.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-040","sourcePixels":[[79,168],[79,287]],"endpointsFt":[[-62.578,-42.085],[-62.578,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-041","sourcePixels":[[86,168],[86,287]],"endpointsFt":[[-57.656,-42.085],[-57.656,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-042","sourcePixels":[[94,168],[94,287]],"endpointsFt":[[-52.031,-42.085],[-52.031,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-043","sourcePixels":[[101,168],[101,286]],"endpointsFt":[[-47.109,-42.085],[-47.109,41.378]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-044","sourcePixels":[[109,168],[109,264]],"endpointsFt":[[-41.484,-42.085],[-41.484,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-045","sourcePixels":[[120,168],[120,191]],"endpointsFt":[[-33.75,-42.085],[-33.75,-25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-046","sourcePixels":[[121,216],[121,264]],"endpointsFt":[[-33.047,-8.134],[-33.047,25.817]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-047","sourcePixels":[[132,168],[132,217]],"endpointsFt":[[-25.312,-42.085],[-25.312,-7.427]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-048","sourcePixels":[[132,261],[132,287]],"endpointsFt":[[-25.312,23.695],[-25.312,42.085]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-049","sourcePixels":[[137,216],[137,261]],"endpointsFt":[[-21.797,-8.134],[-21.797,23.695]],"sectionDesignation":null,"memberIdenti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Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. 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Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-90","function":"elevator-hoistway","car":90,"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-87","function":"elevator-hoistway","car":87,"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F96-visible-opening-07","sourceWhitePatchIds":[11,16],"planPixelPolygon":[[148.98455419290684,222.9760026516407],[160.69950281736823,222.9760026516407],[160.69950281736823,236.40258534968513],[148.98455419290684,236.40258534968513]],"polygonFt":[[-13.37,-3.2],[-5.133,-3.2],[-5.133,6.297],[-13.37,6.297]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"WTC1-F93-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F93-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":93},{"id":"F93-bank81-car83","car":83,"polygonFt":[[-66.6707606476007,-6.972152848831399],[-58.705142643037895,-7.016430004485102],[-58.63474650406679,2.5477911477573087],[-66.60036450862961,2.5920683034110112],[-66.64989099578185,-4.136742153255113],[-65.54826297387422,-4.14286558967531],[-65.55916503079452,-5.624050281394275],[-66.66079305270215,-5.617926844974079]],"sourcePixels":[[510,1550],[698,1550],[698,1776],[510,1776],[510,1617],[536,1617],[536,1582],[510,1582]],"coordinateSheet":"A-A-148","sourceFloor":93,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F93-bank81-car82","car":82,"polygonFt":[[-66.59195435043394,3.7346964941656324],[-58.626336345871124,3.69041933851193],[-58.5593665676464,12.78912530192838],[-66.5249845722092,12.833402457582082],[-66.5751340340426,6.019952875674875],[-65.5158763206699,6.014064956040073],[-65.52584391556846,4.659838952182753],[-66.58510162894117,4.665726871817554]],"sourcePixels":[[510,1803],[698,1803],[698,2018],[510,2018],[510,1857],[535,1857],[535,1825],[510,1825]],"coordinateSheet":"A-A-148","sourceFloor":93,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F93-bank81-car81","car":81,"polygonFt":[[-66.52155821146283,13.298917646408043],[-58.55594020690002,13.25464049075434],[-58.488035966653555,22.48030514203242],[-66.45365397121637,22.524582297686123]],"sourcePixels":[[510,2029],[698,2029],[698,2247],[510,2247]],"coordinateSheet":"A-A-148","sourceFloor":93,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F93-bank81-car84","car":84,"polygonFt":[[-47.72874083377193,-6.738872350937299],[-40.907121159651645,-6.7767905533854105],[-40.904940748267585,-6.4805536150416145],[-41.37101414215158,-6.477962930402299],[-41.355128287781994,-4.3196652367546875],[-40.889054893898,-4.322255921394003],[-40.83454460929648,3.083667537200796],[-47.656164283416764,3.121585739648907]],"sourcePixels":[[957,1558],[1118,1558],[1118,1565],[1107,1565],[1107,1616],[1118,1616],[1118,1791],[957,1791]],"coordinateSheet":"A-A-148","sourceFloor":93,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F93-bank81-car85","car":85,"polygonFt":[[-47.65118048596748,3.7986987415775673],[-41.338004514266096,3.7636067405541667],[-41.32429907128057,5.625667495857996],[-40.81585536886167,5.622841294433286],[-40.76165657160073,12.986445190407537],[-47.58327624572102,13.024363392855648]],"sourcePixels":[[957,1807],[1106,1807],[1106,1851],[1118,1851],[1118,2025],[957,2025]],"coordinateSheet":"A-A-148","sourceFloor":93,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F93-bank81-car86","car":86,"polygonFt":[[-47.5804728596558,13.405239456440526],[-40.758853185535514,13.367321253992415],[-40.688768533904984,22.889222843614277],[-47.51038820802527,22.92714104606239]],"sourcePixels":[[957,2034],[1118,2034],[1118,2259],[957,2259]],"coordinateSheet":"A-A-148","sourceFloor":93,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"}],"renderSlab":true,"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-148","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-148","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"slabBaseSourceFloor":96,"revision":"wtc1-impact-93-95-circulation-v1","componentFamilyId":"wtc1-impact-93-95-circulation-v1","slabGeometry":"polygon-openings","slabSourceFloor":96,"slabTopologyEvidence":{"classification":"Partial impact-floor circulation reconciliation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"baseSourceFloor":96,"architecturalStairFloor":93,"architecturalElevatorFloor":93,"reviewedOpeningIds":["WTC1-F93-elevator-89","WTC1-F93-elevator-88","WTC1-F93-elevator-87","WTC1-F93-elevator-90","WTC1-F93-elevator-91","WTC1-F93-elevator-92","WTC1-F93-elevator-95","WTC1-F93-elevator-94","WTC1-F93-elevator-93","WTC1-F93-elevator-96","WTC1-F93-elevator-97","WTC1-F93-elevator-98","WTC1-F93-stair-A","WTC1-F93-stair-C","WTC1-F93-stair-B"],"unresolved":["Partial original-plan circulation reconciliation. Twelve upper-bank shafts and three stair opening/entry partitions are corroborated independently on93,94,95. Coordinate and circulation templates are retained within explicit raster uncertainty; this is not a verified2001 survey. Bank81\u201386 machine-room/shaft transitions, cars6/7/50, services, exact structural trimming and later alterations remain unresolved. All80 F96 beam traces retain their source identity. No flights, machinery or Tower B geometry are inferred.","A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved."],"bank81Transition":{"revision":"wtc1-bank81-transition-v1","sources":[{"sheet":"A-A-148","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","orientationDegrees":180},{"sheet":"A-A-150","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","orientationDegrees":180},{"sheet":"A-A-151","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","orientationDegrees":180},{"sheet":"LA12","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","orientationDegrees":180},{"sheet":"LA13","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA13.tif","sha256":"0b9f6c7bf5496552bcdd2d86d3cf541b60a9aa7951f14536c863a6ea4d812b6e","orientationDegrees":180}],"registration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"levels":{"secondary":{"floor":94,"concreteTopOffsetFt":7.583333333333333,"finishedTopOffsetFt":7.75,"slabIn":4},"machine":{"floor":95,"concreteTopOffsetFt":1.5833333333333335,"finishedTopOffsetFt":1.75,"slabIn":4}},"supersedesOpeningIds":["F93-bank81-car81","F93-bank81-car82","F93-bank81-car83","F93-bank81-car84","F93-bank81-car85","F93-bank81-car86"],"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}},"architecturalReview":{"revision":"wtc1-impact-93-95-circulation-v1","limits":"Partial original-plan circulation reconciliation. Twelve upper-bank shafts and three stair opening/entry partitions are corroborated independently on93,94,95. Coordinate and circulation templates are retained within explicit raster uncertainty; this is not a verified2001 survey. Bank81\u201386 machine-room/shaft transitions, cars6/7/50, services, exact structural trimming and later alterations remain unresolved. All80 F96 beam traces retain their source identity. No flights, machinery or Tower B geometry are inferred.","sourceRegistration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"templateRegistration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},"shafts":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 89","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"rectFt":[[-39.628577723555814,3.4588070715087724],[-32.545244390222486,12.95441486771307]],"rawRegisteredPolygonFt":[[-39.430803939360004,3.4588070715087724],[-32.71891111186024,3.475988840706364],[-32.74301817441831,12.95441486771307],[-39.45491100191806,12.937233098515463]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 88","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":87,"bank":"Z3C","boundsPx":[1361,2078,1519,2292],"legacyOpening":6,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"rectFt":[[-39.65392797543862,13.617299539915052],[-32.57059464210529,22.730369962832086]],"rawRegisteredPolygonFt":[[-39.45664065663075,13.617299539915052],[-32.744747829130986,13.634481309112644],[-32.76788196091317,22.730369962832086],[-39.479774788412925,22.71318819363448]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 87","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":90,"bank":"Z3C","polygonPx":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"legacyOpening":5,"labelEvidence":"A-A-153 with LA12 Bank C; upper-right column/service projection excluded","sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"rectFt":[[-20.977708875324687,-6.736736991843728],[-13.894375541991357,2.588310467137333]],"rawRegisteredPolygonFt":[[-20.670923566342594,-6.736736991843728],[-15.275921103732017,-6.722926329260844],[-15.281974895226426,-4.342693784362297],[-14.177486202093561,-4.3398664046209205],[-14.195107059479042,2.588310467137333],[-20.694598215222484,2.571672424813073]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 90","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":91,"bank":"Z3C","polygonPx":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"legacyOpening":8,"labelEvidence":"A-A-153 with LA12 Bank C; column projection excluded","sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"rectFt":[[-21.003329385756356,4.016813612787189],[-13.919996052423022,13.001827851068455]],"rawRegisteredPolygonFt":[[-20.69827373148695,4.016813612787189],[-14.878467925363736,4.031711729116751],[-14.881927234789103,5.3918446119159285],[-14.202241885168874,5.393584537910613],[-14.22159239726706,13.001827851068455],[-20.7210835530105,12.98518980874421]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 91","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"rectFt":[[-21.026301362409217,13.665256250143784],[-13.942968029075884,22.777782946187486]],"rawRegisteredPolygonFt":[[-20.722813207723178,13.665256250143784],[-14.223322051979736,13.681894292468044],[-14.246456183761921,22.777782946187486],[-20.745947339505364,22.761144903863226]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 95","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"rectFt":[[15.132102432617515,3.683553183132531],[21.74066131962155,13.178834743212832]],"rawRegisteredPolygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 94","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"rectFt":[[15.107454852961737,13.799541498951342],[21.714932705770337,22.869781533156896]],"rawRegisteredPolygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 93","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"rectFt":[[33.38308362077609,-6.59830412989092],[39.73611188115527,2.6413000424165176]],"rawRegisteredPolygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 96","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature","sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"rectFt":[[33.35616586930993,3.73020494886525],[39.70984275020635,13.224834036697544]],"rawRegisteredPolygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 97","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"rectFt":[[33.331518289654156,13.84619326468406],[39.68411413635516,22.91578082664161]],"rawRegisteredPolygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"}],"stairs":[{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75},"reviewRevision":"wtc1-impact-93-95-circulation-v1"}],"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges."},"localSlabs":[],"bank81Review":{"revision":"wtc1-bank81-transition-v1","sources":[{"sheet":"A-A-148","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","orientationDegrees":180},{"sheet":"A-A-150","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","orientationDegrees":180},{"sheet":"A-A-151","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","orientationDegrees":180},{"sheet":"LA12","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","orientationDegrees":180},{"sheet":"LA13","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA13.tif","sha256":"0b9f6c7bf5496552bcdd2d86d3cf541b60a9aa7951f14536c863a6ea4d812b6e","orientationDegrees":180}],"registration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"levels":{"secondary":{"floor":94,"concreteTopOffsetFt":7.583333333333333,"finishedTopOffsetFt":7.75,"slabIn":4},"machine":{"floor":95,"concreteTopOffsetFt":1.5833333333333335,"finishedTopOffsetFt":1.75,"slabIn":4}},"supersedesOpeningIds":["F93-bank81-car81","F93-bank81-car82","F93-bank81-car83","F93-bank81-car84","F93-bank81-car85","F93-bank81-car86"],"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}},{"schemaVersion":1,"tower":1,"floor":94,"coverage":{"floors":[94],"evidenceType":"Common circulation corroborated on A-A-150; floor-specific exceptions remain","displayNote":"WTC1 floor94:12 hoistways and three stair partitions follow the registered circulation template. A-A-150 depicts Bank81\u201386 shafts and secondary motor-room construction at a raised level. The two earlier long machinery slots remain provisional pending complete section/shaft reconstruction. All80 beams retain the NIST F96 prototype. Bank B transition: six clear hoistways on93/94 end below the raised secondary slab;95 has a separate raised machine-room reference surface. Local penetrations and structural details remain unresolved."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-150","title":"94th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-151","title":"95th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype provenance."},"beams":[{"id":"F96-core-trace-001","sourcePixels":[[74,172],[79,172]],"endpointsFt":[[-66.094,-39.256],[-62.578,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-002","sourcePixels":[[131,172],[163,172]],"endpointsFt":[[-26.016,-39.256],[-3.516,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-003","sourcePixels":[[172,172],[216,172]],"endpointsFt":[[2.812,-39.256],[33.75,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-004","sourcePixels":[[256,172],[262,172]],"endpointsFt":[[61.875,-39.256],[66.094,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-005","sourcePixels":[[172,183],[204,183]],"endpointsFt":[[2.812,-31.476],[25.312,-31.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-006","sourcePixels":[[146,184],[153,184]],"endpointsFt":[[-15.469,-30.768],[-10.547,-30.768]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-007","sourcePixels":[[74,190],[262,190]],"endpointsFt":[[-66.094,-26.524],[66.094,-26.524]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-008","sourcePixels":[[146,193],[163,193]],"endpointsFt":[[-15.469,-24.402],[-3.516,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-009","sourcePixels":[[188,193],[205,193]],"endpointsFt":[[14.062,-24.402],[26.016,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-010","sourcePixels":[[146,205],[163,205]],"endpointsFt":[[-15.469,-15.915],[-3.516,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-011","sourcePixels":[[188,205],[205,205]],"endpointsFt":[[14.062,-15.915],[26.016,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-012","sourcePixels":[[109,216],[163,216]],"endpointsFt":[[-41.484,-8.134],[-3.516,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-013","sourcePixels":[[172,216],[226,216]],"endpointsFt":[[2.812,-8.134],[40.781,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-014","sourcePixels":[[225,219],[262,219]],"endpointsFt":[[40.078,-6.012],[66.094,-6.012]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-015","sourcePixels":[[74,220],[110,220]],"endpointsFt":[[-66.094,-5.305],[-40.781,-5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-016","sourcePixels":[[148,222],[174,222]],"endpointsFt":[[-14.062,-3.89],[4.219,-3.89]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-017","sourcePixels":[[174,226],[188,226]],"endpointsFt":[[4.219,-1.061],[14.062,-1.061]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-018","sourcePixels":[[109,231],[148,231]],"endpointsFt":[[-41.484,2.476],[-14.062,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-019","sourcePixels":[[187,231],[226,231]],"endpointsFt":[[13.359,2.476],[40.781,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-020","sourcePixels":[[174,234],[188,234]],"endpointsFt":[[4.219,4.598],[14.062,4.598]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-021","sourcePixels":[[74,235],[110,235]],"endpointsFt":[[-66.094,5.305],[-40.781,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-022","sourcePixels":[[226,235],[262,235]],"endpointsFt":[[40.781,5.305],[66.094,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-023","sourcePixels":[[148,237],[172,237]],"endpointsFt":[[-14.062,6.72],[2.812,6.72]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-024","sourcePixels":[[199,241],[215,241]],"endpointsFt":[[21.797,9.549],[33.047,9.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-025","sourcePixels":[[109,246],[121,246]],"endpoint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extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-stair-C","function":"stair-opening-inferred","stair":"C","polygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"sourcePixels":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"replacesNistOpening":"F96-visible-opening-03","interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-90","function":"elevator-hoistway","car":90,"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-87","function":"elevator-hoistway","car":87,"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F96-visible-opening-07","sourceWhitePatchIds":[11,16],"planPixelPolygon":[[148.98455419290684,222.9760026516407],[160.69950281736823,222.9760026516407],[160.69950281736823,236.40258534968513],[148.98455419290684,236.40258534968513]],"polygonFt":[[-13.37,-3.2],[-5.133,-3.2],[-5.133,6.297],[-13.37,6.297]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"WTC1-F94-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F94-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":94},{"id":"F94-bank81-car83","car":83,"polygonFt":[[-66.6707606476007,-6.972152848831399],[-58.705142643037895,-7.016430004485102],[-58.63474650406679,2.5477911477573087],[-66.60036450862961,2.5920683034110112],[-66.64989099578185,-4.136742153255113],[-65.54826297387422,-4.14286558967531],[-65.55916503079452,-5.624050281394275],[-66.66079305270215,-5.617926844974079]],"sourcePixels":[[510,1550],[698,1550],[698,1776],[510,1776],[510,1617],[536,1617],[536,1582],[510,1582]],"coordinateSheet":"A-A-148","sourceFloor":94,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F94-bank81-car82","car":82,"polygonFt":[[-66.59195435043394,3.7346964941656324],[-58.626336345871124,3.69041933851193],[-58.5593665676464,12.78912530192838],[-66.5249845722092,12.833402457582082],[-66.5751340340426,6.019952875674875],[-65.5158763206699,6.014064956040073],[-65.52584391556846,4.659838952182753],[-66.58510162894117,4.665726871817554]],"sourcePixels":[[510,1803],[698,1803],[698,2018],[510,2018],[510,1857],[535,1857],[535,1825],[510,1825]],"coordinateSheet":"A-A-148","sourceFloor":94,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F94-bank81-car81","car":81,"polygonFt":[[-66.52155821146283,13.298917646408043],[-58.55594020690002,13.25464049075434],[-58.488035966653555,22.48030514203242],[-66.45365397121637,22.524582297686123]],"sourcePixels":[[510,2029],[698,2029],[698,2247],[510,2247]],"coordinateSheet":"A-A-148","sourceFloor":94,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F94-bank81-car84","car":84,"polygonFt":[[-47.72874083377193,-6.738872350937299],[-40.907121159651645,-6.7767905533854105],[-40.904940748267585,-6.4805536150416145],[-41.37101414215158,-6.477962930402299],[-41.355128287781994,-4.3196652367546875],[-40.889054893898,-4.322255921394003],[-40.83454460929648,3.083667537200796],[-47.656164283416764,3.121585739648907]],"sourcePixels":[[957,1558],[1118,1558],[1118,1565],[1107,1565],[1107,1616],[1118,1616],[1118,1791],[957,1791]],"coordinateSheet":"A-A-148","sourceFloor":94,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F94-bank81-car85","car":85,"polygonFt":[[-47.65118048596748,3.7986987415775673],[-41.338004514266096,3.7636067405541667],[-41.32429907128057,5.625667495857996],[-40.81585536886167,5.622841294433286],[-40.76165657160073,12.986445190407537],[-47.58327624572102,13.024363392855648]],"sourcePixels":[[957,1807],[1106,1807],[1106,1851],[1118,1851],[1118,2025],[957,2025]],"coordinateSheet":"A-A-148","sourceFloor":94,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"},{"id":"F94-bank81-car86","car":86,"polygonFt":[[-47.5804728596558,13.405239456440526],[-40.758853185535514,13.367321253992415],[-40.688768533904984,22.889222843614277],[-47.51038820802527,22.92714104606239]],"sourcePixels":[[957,2034],[1118,2034],[1118,2259],[957,2259]],"coordinateSheet":"A-A-148","sourceFloor":94,"reviewRevision":"wtc1-bank81-transition-v1","description":"Clear hoistway below raised secondary level"}],"renderSlab":true,"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-150","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-150","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"slabBaseSourceFloor":96,"revision":"wtc1-impact-93-95-circulation-v1","componentFamilyId":"wtc1-impact-93-95-circulation-v1","slabGeometry":"polygon-openings","slabSourceFloor":96,"slabTopologyEvidence":{"classification":"Partial impact-floor circulation reconciliation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"baseSourceFloor":96,"architecturalStairFloor":94,"architecturalElevatorFloor":94,"reviewedOpeningIds":["WTC1-F94-elevator-89","WTC1-F94-elevator-88","WTC1-F94-elevator-87","WTC1-F94-elevator-90","WTC1-F94-elevator-91","WTC1-F94-elevator-92","WTC1-F94-elevator-95","WTC1-F94-elevator-94","WTC1-F94-elevator-93","WTC1-F94-elevator-96","WTC1-F94-elevator-97","WTC1-F94-elevator-98","WTC1-F94-stair-A","WTC1-F94-stair-C","WTC1-F94-stair-B"],"unresolved":["Partial original-plan circulation reconciliation. Twelve upper-bank shafts and three stair opening/entry partitions are corroborated independently on93,94,95. Coordinate and circulation templates are retained within explicit raster uncertainty; this is not a verified2001 survey. Bank81\u201386 machine-room/shaft transitions, cars6/7/50, services, exact structural trimming and later alterations remain unresolved. All80 F96 beam traces retain their source identity. No flights, machinery or Tower B geometry are inferred.","A-A-150 depicts Bank81\u201386 shafts and secondary motor-room construction at a raised level. The two earlier long machinery slots remain provisional pending complete section/shaft reconstruction."],"bank81Transition":{"revision":"wtc1-bank81-transition-v1","sources":[{"sheet":"A-A-148","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","orientationDegrees":180},{"sheet":"A-A-150","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","orientationDegrees":180},{"sheet":"A-A-151","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","orientationDegrees":180},{"sheet":"LA12","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","orientationDegrees":180},{"sheet":"LA13","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA13.tif","sha256":"0b9f6c7bf5496552bcdd2d86d3cf541b60a9aa7951f14536c863a6ea4d812b6e","orientationDegrees":180}],"registration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"levels":{"secondary":{"floor":94,"concreteTopOffsetFt":7.583333333333333,"finishedTopOffsetFt":7.75,"slabIn":4},"machine":{"floor":95,"concreteTopOffsetFt":1.5833333333333335,"finishedTopOffsetFt":1.75,"slabIn":4}},"supersedesOpeningIds":["F94-bank81-mach-west","F94-bank81-mach-east"],"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}},"architecturalReview":{"revision":"wtc1-impact-93-95-circulation-v1","limits":"Partial original-plan circulation reconciliation. Twelve upper-bank shafts and three stair opening/entry partitions are corroborated independently on93,94,95. Coordinate and circulation templates are retained within explicit raster uncertainty; this is not a verified2001 survey. Bank81\u201386 machine-room/shaft transitions, cars6/7/50, services, exact structural trimming and later alterations remain unresolved. All80 F96 beam traces retain their source identity. No flights, machinery or Tower B geometry are inferred.","sourceRegistration":{"sheet":150,"floor":94,"controls":[[502,998,767],[507,3152,759],[1002,1001,2738],[1007,3162,2729]],"matrix":[[0.04233228550351521,0.00016696014120168434],[-0.00013962105077520108,0.04237447839405886],[-87.73297984566264,-74.42816676586578]],"controlResidualsFt":[0.07493186218055532,0.0749687889947267,0.07468896893427282,0.07472589574886195],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","independentControls":[[704,1978,1664],[706,2421,1632]],"shaftWitnessPx":[[89,1170,1640],[88,1170,1900],[87,1170,2160],[90,1620,1640],[90,1735,1750],[91,1630,1910],[91,1735,2010],[92,1650,2170],[95,2470,1640],[94,2470,1910],[93,2470,2160],[96,2890,1640],[97,2890,1910],[98,2890,2160]],"stairWitnessPx":{"A":{"opening":[[2490,1250],[2670,1320]],"landing":[[2800,1300]]},"C":{"opening":[[1810,1240],[1940,1330]],"landing":[[1680,1320]]},"B":{"opening":[[2250,1920],[2350,2100]],"landing":[[2280,2280]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-150 depicts Bank81\u201386 shafts and secondary motor-room construction at a raised level. The two earlier long machinery slots remain provisional pending complete section/shaft reconstruction.","independentResidualsFt":[0.3197562370743736,0.21512498718939582]},"templateRegistration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},"shafts":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 89","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"rectFt":[[-39.628577723555814,3.4588070715087724],[-32.545244390222486,12.95441486771307]],"rawRegisteredPolygonFt":[[-39.430803939360004,3.4588070715087724],[-32.71891111186024,3.475988840706364],[-32.74301817441831,12.95441486771307],[-39.45491100191806,12.937233098515463]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 88","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":87,"bank":"Z3C","boundsPx":[1361,2078,1519,2292],"legacyOpening":6,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"rectFt":[[-39.65392797543862,13.617299539915052],[-32.57059464210529,22.730369962832086]],"rawRegisteredPolygonFt":[[-39.45664065663075,13.617299539915052],[-32.744747829130986,13.634481309112644],[-32.76788196091317,22.730369962832086],[-39.479774788412925,22.71318819363448]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 87","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":90,"bank":"Z3C","polygonPx":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"legacyOpening":5,"labelEvidence":"A-A-153 with LA12 Bank C; upper-right column/service projection excluded","sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"rectFt":[[-20.977708875324687,-6.736736991843728],[-13.894375541991357,2.588310467137333]],"rawRegisteredPolygonFt":[[-20.670923566342594,-6.736736991843728],[-15.275921103732017,-6.722926329260844],[-15.281974895226426,-4.342693784362297],[-14.177486202093561,-4.3398664046209205],[-14.195107059479042,2.588310467137333],[-20.694598215222484,2.571672424813073]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 90","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":91,"bank":"Z3C","polygonPx":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"legacyOpening":8,"labelEvidence":"A-A-153 with LA12 Bank C; column projection excluded","sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"rectFt":[[-21.003329385756356,4.016813612787189],[-13.919996052423022,13.001827851068455]],"rawRegisteredPolygonFt":[[-20.69827373148695,4.016813612787189],[-14.878467925363736,4.031711729116751],[-14.881927234789103,5.3918446119159285],[-14.202241885168874,5.393584537910613],[-14.22159239726706,13.001827851068455],[-20.7210835530105,12.98518980874421]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 91","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"rectFt":[[-21.026301362409217,13.665256250143784],[-13.942968029075884,22.777782946187486]],"rawRegisteredPolygonFt":[[-20.722813207723178,13.665256250143784],[-14.223322051979736,13.681894292468044],[-14.246456183761921,22.777782946187486],[-20.745947339505364,22.761144903863226]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 95","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"rectFt":[[15.132102432617515,3.683553183132531],[21.74066131962155,13.178834743212832]],"rawRegisteredPolygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 94","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"rectFt":[[15.107454852961737,13.799541498951342],[21.714932705770337,22.869781533156896]],"rawRegisteredPolygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 93","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"rectFt":[[33.38308362077609,-6.59830412989092],[39.73611188115527,2.6413000424165176]],"rawRegisteredPolygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 96","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature","sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"rectFt":[[33.35616586930993,3.73020494886525],[39.70984275020635,13.224834036697544]],"rawRegisteredPolygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 97","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"rectFt":[[33.331518289654156,13.84619326468406],[39.68411413635516,22.91578082664161]],"rawRegisteredPolygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"}],"stairs":[{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75},"reviewRevision":"wtc1-impact-93-95-circulation-v1"}],"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges."},"localSlabs":[{"id":"WTC1-F94-bank81-secondary-1","kind":"core-machine-level","role":"secondary","bank":"Z3B","polygonFt":[[-66.6707606476007,-6.972152848831399],[-58.705142643037895,-7.016430004485102],[-58.48429811856659,22.988139893478916],[-66.44991612312941,23.03241704913262]],"holes":[],"offsetFt":7.583333333333333,"finishedOffsetFt":7.75,"slabIn":4,"source":"LERA A-A-148/150/151, LA12 and LA13 Section14-14","reviewRevision":"wtc1-bank81-transition-v1","uncertaintyFt":0.75,"verticalUncertaintyFt":0.25,"penetrationsResolved":false,"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."},{"id":"WTC1-F94-bank81-secondary-2","kind":"core-machine-level","role":"secondary","bank":"Z3B","polygonFt":[[-47.72874083377193,-6.738872350937299],[-40.907121159651645,-6.7767905533854105],[-40.688768533904984,22.889222843614277],[-47.51038820802527,22.92714104606239]],"holes":[],"offsetFt":7.583333333333333,"finishedOffsetFt":7.75,"slabIn":4,"source":"LERA A-A-148/150/151, LA12 and LA13 Section14-14","reviewRevision":"wtc1-bank81-transition-v1","uncertaintyFt":0.75,"verticalUncertaintyFt":0.25,"penetrationsResolved":false,"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}],"bank81Review":{"revision":"wtc1-bank81-transition-v1","sources":[{"sheet":"A-A-148","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","orientationDegrees":180},{"sheet":"A-A-150","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","orientationDegrees":180},{"sheet":"A-A-151","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","orientationDegrees":180},{"sheet":"LA12","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","orientationDegrees":180},{"sheet":"LA13","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA13.tif","sha256":"0b9f6c7bf5496552bcdd2d86d3cf541b60a9aa7951f14536c863a6ea4d812b6e","orientationDegrees":180}],"registration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"levels":{"secondary":{"floor":94,"concreteTopOffsetFt":7.583333333333333,"finishedTopOffsetFt":7.75,"slabIn":4},"machine":{"floor":95,"concreteTopOffsetFt":1.5833333333333335,"finishedTopOffsetFt":1.75,"slabIn":4}},"supersedesOpeningIds":["F94-bank81-mach-west","F94-bank81-mach-east"],"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}},{"schemaVersion":1,"tower":1,"floor":95,"coverage":{"floors":[95],"evidenceType":"Common circulation corroborated on A-A-151; floor-specific exceptions remain","displayNote":"WTC1 floor95:12 hoistways and three stair partitions follow the registered circulation template. A-A-151 depicts a raised elevator machine-room floor for Bank81\u201386, with Section A/111 showing its relationship to94/96. It must not be treated as an identical94th-floor plan. Shaft terminal heights, local penetrations and machinery are unresolved. All80 beams retain the NIST F96 prototype. Bank B transition: six clear hoistways on93/94 end below the raised secondary slab;95 has a separate raised machine-room reference surface. Local penetrations and structural details remain unresolved."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-150","title":"94th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-151","title":"95th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype provenance."},"beams":[{"id":"F96-core-trace-001","sourcePixels":[[74,172],[79,172]],"endpointsFt":[[-66.094,-39.256],[-62.578,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-002","sourcePixels":[[131,172],[163,172]],"endpointsFt":[[-26.016,-39.256],[-3.516,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-003","sourcePixels":[[172,172],[216,172]],"endpointsFt":[[2.812,-39.256],[33.75,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-004","sourcePixels":[[256,172],[262,172]],"endpointsFt":[[61.875,-39.256],[66.094,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-005","sourcePixels":[[172,183],[204,183]],"endpointsFt":[[2.812,-31.476],[25.312,-31.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-006","sourcePixels":[[146,184],[153,184]],"endpointsFt":[[-15.469,-30.768],[-10.547,-30.768]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-007","sourcePixels":[[74,190],[262,190]],"endpointsFt":[[-66.094,-26.524],[66.094,-26.524]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-008","sourcePixels":[[146,193],[163,193]],"endpointsFt":[[-15.469,-24.402],[-3.516,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-009","sourcePixels":[[188,193],[205,193]],"endpointsFt":[[14.062,-24.402],[26.016,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-010","sourcePixels":[[146,205],[163,205]],"endpointsFt":[[-15.469,-15.915],[-3.516,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-011","sourcePixels":[[188,205],[205,205]],"endpointsFt":[[14.062,-15.915],[26.016,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-012","sourcePixels":[[109,216],[163,216]],"endpointsFt":[[-41.484,-8.134],[-3.516,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-013","sourcePixels":[[172,216],[226,216]],"endpointsFt":[[2.812,-8.134],[40.781,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-014","sourcePixels":[[225,219],[262,219]],"endpointsFt":[[40.078,-6.012],[66.094,-6.012]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-015","sourcePixels":[[74,220],[110,220]],"endpointsFt":[[-66.094,-5.305],[-40.781,-5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-016","sourcePixels":[[148,222],[174,222]],"endpointsFt":[[-14.062,-3.89],[4.219,-3.89]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-017","sourcePixels":[[174,226],[188,226]],"endpointsFt":[[4.219,-1.061],[14.062,-1.061]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-018","sourcePixels":[[109,231],[148,231]],"endpointsFt":[[-41.484,2.476],[-14.062,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-019","sourcePixels":[[187,231],[226,231]],"endpointsFt":[[13.359,2.476],[40.781,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-020","sourcePixels":[[174,234],[188,234]],"endpointsFt":[[4.219,4.598],[14.062,4.598]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-021","sourcePixels":[[74,235],[110,235]],"endpointsFt":[[-66.094,5.305],[-40.781,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-022","sourcePixels":[[226,235],[262,235]],"endpointsFt":[[40.781,5.305],[66.094,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-023","sourcePixels":[[148,237],[172,237]],"endpointsFt":[[-14.062,6.72],[2.812,6.72]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-024","sourcePixels":[[199,241],[215,241]],"endpointsFt":[[21.797,9.549],[33.047,9.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-025","sourcePixels":[[109,246],[121,246]],"endpoint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extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-stair-C","function":"stair-opening-inferred","stair":"C","polygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"sourcePixels":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"replacesNistOpening":"F96-visible-opening-03","interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-90","function":"elevator-hoistway","car":90,"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-87","function":"elevator-hoistway","car":87,"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F96-visible-opening-07","sourceWhitePatchIds":[11,16],"planPixelPolygon":[[148.98455419290684,222.9760026516407],[160.69950281736823,222.9760026516407],[160.69950281736823,236.40258534968513],[148.98455419290684,236.40258534968513]],"polygonFt":[[-13.37,-3.2],[-5.133,-3.2],[-5.133,6.297],[-13.37,6.297]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"WTC1-F95-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F95-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1","coordinateTemplateSheet":"A-A-153","sourceFloor":95},{"id":"F95-bank81-raised-floor-recess","polygonFt":[[-66.6707606476007,-6.972152848831399],[-40.90961305837629,-7.115347054349741],[-40.688768533904984,22.889222843614277],[-66.44991612312941,23.03241704913262]],"reviewRevision":"wtc1-bank81-transition-v1","description":"Nominal floor-plane omission below the raised machine-room slab; not a full-height shaft"}],"renderSlab":true,"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-151","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-151","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"slabBaseSourceFloor":96,"revision":"wtc1-impact-93-95-circulation-v1","componentFamilyId":"wtc1-impact-93-95-circulation-v1","slabGeometry":"polygon-openings","slabSourceFloor":96,"slabTopologyEvidence":{"classification":"Partial impact-floor circulation reconciliation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"baseSourceFloor":96,"architecturalStairFloor":95,"architecturalElevatorFloor":95,"reviewedOpeningIds":["WTC1-F95-elevator-89","WTC1-F95-elevator-88","WTC1-F95-elevator-87","WTC1-F95-elevator-90","WTC1-F95-elevator-91","WTC1-F95-elevator-92","WTC1-F95-elevator-95","WTC1-F95-elevator-94","WTC1-F95-elevator-93","WTC1-F95-elevator-96","WTC1-F95-elevator-97","WTC1-F95-elevator-98","WTC1-F95-stair-A","WTC1-F95-stair-C","WTC1-F95-stair-B"],"unresolved":["Partial original-plan circulation reconciliation. Twelve upper-bank shafts and three stair opening/entry partitions are corroborated independently on93,94,95. Coordinate and circulation templates are retained within explicit raster uncertainty; this is not a verified2001 survey. Bank81\u201386 machine-room/shaft transitions, cars6/7/50, services, exact structural trimming and later alterations remain unresolved. All80 F96 beam traces retain their source identity. No flights, machinery or Tower B geometry are inferred.","A-A-151 depicts a raised elevator machine-room floor for Bank81\u201386, with Section A/111 showing its relationship to94/96. It must not be treated as an identical94th-floor plan. Shaft terminal heights, local penetrations and machinery are unresolved."],"bank81Transition":{"revision":"wtc1-bank81-transition-v1","sources":[{"sheet":"A-A-148","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","orientationDegrees":180},{"sheet":"A-A-150","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","orientationDegrees":180},{"sheet":"A-A-151","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","orientationDegrees":180},{"sheet":"LA12","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","orientationDegrees":180},{"sheet":"LA13","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA13.tif","sha256":"0b9f6c7bf5496552bcdd2d86d3cf541b60a9aa7951f14536c863a6ea4d812b6e","orientationDegrees":180}],"registration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"levels":{"secondary":{"floor":94,"concreteTopOffsetFt":7.583333333333333,"finishedTopOffsetFt":7.75,"slabIn":4},"machine":{"floor":95,"concreteTopOffsetFt":1.5833333333333335,"finishedTopOffsetFt":1.75,"slabIn":4}},"supersedesOpeningIds":["F94-bank81-mach-west","F94-bank81-mach-east"],"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}},"architecturalReview":{"revision":"wtc1-impact-93-95-circulation-v1","limits":"Partial original-plan circulation reconciliation. Twelve upper-bank shafts and three stair opening/entry partitions are corroborated independently on93,94,95. Coordinate and circulation templates are retained within explicit raster uncertainty; this is not a verified2001 survey. Bank81\u201386 machine-room/shaft transitions, cars6/7/50, services, exact structural trimming and later alterations remain unresolved. All80 F96 beam traces retain their source identity. No flights, machinery or Tower B geometry are inferred.","sourceRegistration":{"sheet":151,"floor":95,"controls":[[502,992,713],[507,3154,720],[1002,983,2688],[1007,3147,2695]],"matrix":[[0.04222474181852171,-0.0001368217403288212],[0.00017103696391787988,0.04227792679790072],[-87.65443780903747,-71.75850308288247]],"controlResidualsFt":[0.021122207763560347,0.0211222769535248,0.021102686537596244,0.02110275572763837],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","independentControls":[[704,1972,1617],[706,2413,1581]],"shaftWitnessPx":[[89,1170,1600],[88,1170,1850],[87,1170,2110],[90,1620,1600],[90,1730,1700],[91,1630,1860],[91,1730,1960],[92,1650,2120],[95,2470,1600],[94,2470,1860],[93,2470,2110],[96,2890,1600],[97,2890,1860],[98,2890,2110]],"stairWitnessPx":{"A":{"opening":[[2490,1200],[2670,1270]],"landing":[[2800,1250]]},"C":{"opening":[[1810,1190],[1940,1280]],"landing":[[1680,1270]]},"B":{"opening":[[2250,1870],[2350,2050]],"landing":[[2280,2230]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-151 depicts a raised elevator machine-room floor for Bank81\u201386, with Section A/111 showing its relationship to94/96. It must not be treated as an identical94th-floor plan. Shaft terminal heights, local penetrations and machinery are unresolved.","independentResidualsFt":[0.430990082883384,0.16812929902732413]},"templateRegistration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},"shafts":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 89","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"rectFt":[[-39.628577723555814,3.4588070715087724],[-32.545244390222486,12.95441486771307]],"rawRegisteredPolygonFt":[[-39.430803939360004,3.4588070715087724],[-32.71891111186024,3.475988840706364],[-32.74301817441831,12.95441486771307],[-39.45491100191806,12.937233098515463]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 88","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":87,"bank":"Z3C","boundsPx":[1361,2078,1519,2292],"legacyOpening":6,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"rectFt":[[-39.65392797543862,13.617299539915052],[-32.57059464210529,22.730369962832086]],"rawRegisteredPolygonFt":[[-39.45664065663075,13.617299539915052],[-32.744747829130986,13.634481309112644],[-32.76788196091317,22.730369962832086],[-39.479774788412925,22.71318819363448]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 87","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":90,"bank":"Z3C","polygonPx":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"legacyOpening":5,"labelEvidence":"A-A-153 with LA12 Bank C; upper-right column/service projection excluded","sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"rectFt":[[-20.977708875324687,-6.736736991843728],[-13.894375541991357,2.588310467137333]],"rawRegisteredPolygonFt":[[-20.670923566342594,-6.736736991843728],[-15.275921103732017,-6.722926329260844],[-15.281974895226426,-4.342693784362297],[-14.177486202093561,-4.3398664046209205],[-14.195107059479042,2.588310467137333],[-20.694598215222484,2.571672424813073]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 90","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":91,"bank":"Z3C","polygonPx":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"legacyOpening":8,"labelEvidence":"A-A-153 with LA12 Bank C; column projection excluded","sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"rectFt":[[-21.003329385756356,4.016813612787189],[-13.919996052423022,13.001827851068455]],"rawRegisteredPolygonFt":[[-20.69827373148695,4.016813612787189],[-14.878467925363736,4.031711729116751],[-14.881927234789103,5.3918446119159285],[-14.202241885168874,5.393584537910613],[-14.22159239726706,13.001827851068455],[-20.7210835530105,12.98518980874421]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 91","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"rectFt":[[-21.026301362409217,13.665256250143784],[-13.942968029075884,22.777782946187486]],"rawRegisteredPolygonFt":[[-20.722813207723178,13.665256250143784],[-14.223322051979736,13.681894292468044],[-14.246456183761921,22.777782946187486],[-20.745947339505364,22.761144903863226]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 95","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"rectFt":[[15.132102432617515,3.683553183132531],[21.74066131962155,13.178834743212832]],"rawRegisteredPolygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 94","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"rectFt":[[15.107454852961737,13.799541498951342],[21.714932705770337,22.869781533156896]],"rawRegisteredPolygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 93","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"rectFt":[[33.38308362077609,-6.59830412989092],[39.73611188115527,2.6413000424165176]],"rawRegisteredPolygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 96","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature","sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"rectFt":[[33.35616586930993,3.73020494886525],[39.70984275020635,13.224834036697544]],"rawRegisteredPolygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 97","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"rectFt":[[33.331518289654156,13.84619326468406],[39.68411413635516,22.91578082664161]],"rawRegisteredPolygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"nominalDimensionConstraint":null,"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-impact-93-95-circulation-v1"}],"stairs":[{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-impact-93-95-circulation-v1"},{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"A-A-153 circulation template corroborated on independent A-A-148/150/151 registrations; sourcePixels remain A-A-153 template pixels","uncertaintyFt":0.75,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75},"reviewRevision":"wtc1-impact-93-95-circulation-v1"}],"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges."},"localSlabs":[{"id":"WTC1-F95-bank81-machine-1","kind":"core-machine-level","role":"machine","bank":"Z3B","polygonFt":[[-66.6707606476007,-6.972152848831399],[-40.90961305837629,-7.115347054349741],[-40.688768533904984,22.889222843614277],[-66.44991612312941,23.03241704913262]],"holes":[],"offsetFt":1.5833333333333335,"finishedOffsetFt":1.75,"slabIn":4,"source":"LERA A-A-148/150/151, LA12 and LA13 Section14-14","reviewRevision":"wtc1-bank81-transition-v1","uncertaintyFt":0.75,"verticalUncertaintyFt":0.25,"penetrationsResolved":false,"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}],"bank81Review":{"revision":"wtc1-bank81-transition-v1","sources":[{"sheet":"A-A-148","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","orientationDegrees":180},{"sheet":"A-A-150","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-150.tif","sha256":"a409006d00d769ac0dc152bc3e92176f5c6623164c049aff6ed630179c67b1ac","orientationDegrees":180},{"sheet":"A-A-151","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-151.tif","sha256":"3f397507e6d692d9f4d7c9189fc0b4157edda65b6baae8581217984a6543307a","orientationDegrees":180},{"sheet":"LA12","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","orientationDegrees":180},{"sheet":"LA13","path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA13.tif","sha256":"0b9f6c7bf5496552bcdd2d86d3cf541b60a9aa7951f14536c863a6ea4d812b6e","orientationDegrees":180}],"registration":{"sheet":148,"floor":93,"controls":[[502,1014,730],[507,3165,744],[1002,995,2705],[1007,3155,2715]],"matrix":[[0.04237030853490859,-0.00023551678539200665],[0.000311487340580114,0.042319562620541644],[-88.76242337830327,-72.44736135012103]],"controlResidualsFt":[0.10434619190996731,0.10456015569535193,0.10391240668303701,0.10412637046834682],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-148.tif","sha256":"d66fd3674acc3e45b30a2ecc0c95a11ff5030a3aac2897c5bd107242b7d53034","independentControls":[[704,1977,1637],[706,2421,1602]],"shaftWitnessPx":[[89,1180,1630],[88,1180,1870],[87,1180,2150],[90,1640,1650],[90,1740,1740],[91,1640,1910],[91,1740,1990],[92,1650,2150],[95,2470,1650],[94,2470,1900],[93,2470,2150],[96,2890,1650],[97,2890,1900],[98,2890,2150]],"stairWitnessPx":{"A":{"opening":[[2490,1220],[2670,1290]],"landing":[[2800,1270]]},"C":{"opening":[[1810,1210],[1940,1300]],"landing":[[1680,1290]]},"B":{"opening":[[2250,1890],[2350,2070]],"landing":[[2280,2250]]}},"geometryDecision":"Retain the previously reviewed15-component circulation template: the independent source overlay corroborates its positions within raster uncertainty. These are not newly digitized floor-specific edges.","exceptions":"A-A-148 has93rd-floor closet, water-tank, restroom and mail-room insets. Do not copy main-plan services. Bank81\u201386 and freight50 remain unresolved.","independentResidualsFt":[0.06325950231746447,0.2654318356873586]},"levels":{"secondary":{"floor":94,"concreteTopOffsetFt":7.583333333333333,"finishedTopOffsetFt":7.75,"slabIn":4},"machine":{"floor":95,"concreteTopOffsetFt":1.5833333333333335,"finishedTopOffsetFt":1.75,"slabIn":4}},"supersedesOpeningIds":["F94-bank81-mach-west","F94-bank81-mach-east"],"limits":"Partial original-plan Bank B shaft/slab transition. Local cable and access holes, door thresholds, finishing build-up, support beams, secondary access stairs and machinery remain unresolved. New local slab patches are gross reference surfaces without the small penetrations; no claim of continuous physical concrete. The four-inch concrete convention and inferred shaft cap are provisional pending coordinated structural details. Floors below93, Tower B and later alterations are unchanged."}},{"schemaVersion":1,"tower":2,"floor":77,"coverage":{"floors":[77],"evidenceType":"LERA A-A-129 architectural core plan (rotated 90 deg CCW)","source":"LERA PAC1 TOWER A drawing A-A-129 (77th Floor Core Plan)","citation":"LERA A-A-129: lower escalator pits and landings on north and south core flanks connecting to Floor 78 Skylobby; active express shuttle shafts PE 12-23 on west flank; pits for Zone 3 locals.","displayNote":"WTC 2 floors 77\u201377: core beams repeat the NIST floor 77 analysis-model trace; sections and connections are representative. Slab apertures combine NIST source-model openings and architectural floor-band interpretations. Floor-specific fabrication geometry remains unverified. Tower B stair transition reviewed from original plans: independent stair B opening on77. Express terminal review:12 clear runways through79 and below raised80 secondary slabs;81 has separate depressed machine-room reference plates. Vertical and penetration limits remain explicit. Cars78/79 continue through77 to a shared pit on76. The other22 upper-zone local cars have pit groups on77; their concrete datums remain unresolved.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":1,"tower2Derivation":"Tower A architectural interpretations rotated for Tower B; independently verified Tower B architecture is unavailable."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-129","title":"77th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-129.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-01-outside-stair77-0-outside-terminal-0","polygonSourcePx":[[296.5,154.5],[296.5,177.5],[294.5,177.5],[294.5,183.5],[296.5,184.5],[296.5,187.5],[297.5,187.5],[296.5,188.5],[296.5,204.5],[304.5,204.5],[304.5,183.5],[321.5,183.5],[320.5,184.5],[321.5,203.5],[344.5,203.5],[344.5,178.5],[343.5,179.5],[325.5,181.5],[325.5,161.5],[324.5,161.5],[324.5,151.5],[325.5,150.5],[343.5,150.5],[343.5,143.5],[337.5,142.5],[337.5,143.5],[321.5,143.5],[321.5,144.5],[318.5,144.5],[317.5,142.5],[315.5,142.5],[315.5,145.5],[317.5,145.5],[317.5,146.5],[315.5,146.5],[315.5,151.5],[304.5,151.5],[304.5,152.5],[298.5,152.5]],"polygonFt":[[-27.01066691688665,25.71603220888366],[-24.330456470454877,25.71603220888366],[-23.883754729382915,24.835648969952956],[-22.54364950616703,24.835648969952956],[-22.54364950616703,24.395457350487618],[-22.096947765095067,24.835648969952956],[-14.949719907943674,24.835648969952956],[-14.949719907943674,21.314116014230166],[-24.060594979824632,21.314116014230166],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968],[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.330456470454877,14.360209400501011],[-24.330456470454877,13.890958374737227],[-37.39892807943295,13.870942313408378],[-37.40270599858494,12.510283624923176],[-38.624912184757676,12.510283624923176],[-39.07161392582964,12.07009200545781],[-39.07161392582964,4.146642855081524],[-42.198526113333386,4.146642855081524],[-42.64522785440534,6.787792571873609],[-42.198526113333386,6.787792571873609],[-42.198526113333386,13.830858483319219],[-41.75182437226141,13.830858483319219],[-41.75182437226141,15.151433341715261],[-42.64522785440534,15.591624961180628],[-42.64522785440534,16.472008200111304],[-41.30512263118945,16.472008200111304],[-41.30512263118945,15.591624961180628],[-40.858420890117486,15.591624961180628],[-40.858420890117486,16.472008200111304],[-38.624912184757676,16.472008200111304],[-38.624912184757676,21.314116014230166],[-38.178210443685714,21.314116014230166],[-38.178210443685714,23.95526573102225],[-37.28480696154179,24.835648969952956],[-27.01066691688665,24.835648969952956]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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Black column/edge silhouettes are not bridged. 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opening.","pixelArea":1029,"traceSimplificationMaxPx":0.8,"previousRegistrationPolygonFt":[[-7.518749444298578,-34.283668241919514],[22.017324080235767,-34.283668241919514],[22.017324080235767,-41.38926485626672],[5.459222255875602,-40.94516506787002],[5.459222255875602,-42.27746443306012],[4.116673459305858,-42.27746443306012],[4.116673459305858,-40.94516506787002],[-5.281168116682338,-40.94516506787002],[-5.281168116682338,-41.83336464466342],[-7.966265709821826,-41.83336464466342],[-7.518749444298578,-41.38926485626672]],"parentOpeningId":"WTC2-source-prototype-major-aperture-06","parentPolygonFt":[[-7.355790309720305,-32.829453180007874],[22.126524601029217,-32.829453180007874],[22.126524601029217,-39.87251909145348],[5.598560181366608,-39.43232747198812],[5.598560181366608,-40.75290233038416],[4.258454958150722,-40.75290233038416],[4.258454958150722,-39.43232747198812],[-5.122281604360495,-39.43232747198812],[-5.122281604360495,-40.31271071091882],[-7.802492050792267,-40.31271071091882],[-7.355790309720305,-39.87251909145348]],"clipRevision":"wtc2-stair-transition-v1"},{"id":"WTC2-F77-escalator-pit-south-outside-stair77-0","description":"Floor 77 lower escalator well / pit for Escalators A-7 & A-8 connecting down from Floor 78 Skylobby (LERA A-A-129)","polygonFt":[[-11.0,76.5],[11.5,76.5],[11.5,65.9],[-11.0,65.9]],"parentOpeningId":"WTC2-F77-escalator-pit-south","parentPolygonFt":[[-11.0,65.9],[11.5,65.9],[11.5,76.5],[-11.0,76.5]],"clipRevision":"wtc2-stair-transition-v1"},{"id":"WTC2-F77-escalator-pit-north-outside-stair77-0","description":"Floor 77 lower escalator well / pit for Escalators A-9 & A-10 connecting down from Floor 78 Skylobby (LERA A-A-129)","polygonFt":[[-11.0,-65.7],[11.5,-65.7],[11.5,-76.3],[-11.0,-76.3]],"parentOpeningId":"WTC2-F77-escalator-pit-north","parentPolygonFt":[[-11.0,-76.3],[11.5,-76.3],[11.5,-65.7],[-11.0,-65.7]],"clipRevision":"wtc2-stair-transition-v1"},{"id":"WTC2-F77-PANYNJ-stair-B","stair":"B","polygonFt":[[4.612469004316026,-3.954276201320667],[4.635770060441857,-13.895109498988091],[17.01062474426631,-13.783975136477324],[16.998873780616634,-8.770710068257117],[16.998873780616634,-8.770710068257117],[16.987323688140464,-3.843141838809899]],"reviewRevision":"wtc2-stair-transition-v1","sourceSheet":"A-B-135","description":"Stair B nominal opening from same-floor departing and arriving riser edges.","flightInterfaceRevision":"wtc2-outer-stair-flights-v1"},{"id":"WTC2-F77-express-car-12","car":12,"bank":"X78","polygonFt":[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-13","car":13,"bank":"X78","polygonFt":[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-14","car":14,"bank":"X78","polygonFt":[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-15","car":15,"bank":"X78","polygonFt":[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-16","car":16,"bank":"X78","polygonFt":[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-17","car":17,"bank":"F17","polygonFt":[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-18","car":18,"bank":"X78","polygonFt":[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-19","car":19,"bank":"X78","polygonFt":[[-37.477812652983,-14.540195159349196],[-37.50505507327806,-24.351849241532747],[-27.40049661733068,-24.336372798088803],[-27.39789082060681,-23.39786675544515],[-23.97333335227318,-23.392621600972518],[-23.948696728701997,-14.51947356143262]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-20","car":20,"bank":"X78","polygonFt":[[-37.50730553408504,-25.162377187452236],[-37.5345479543801,-34.97403126963577],[-24.0054320300991,-34.9533096717192],[-23.97984784408287,-25.738886707581614],[-27.4044053124165,-25.74413186205426],[-27.402747078137665,-25.146900744008306]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-21","car":21,"bank":"X78","polygonFt":[[-37.53596929804767,-35.485943656532314],[-37.56321171834273,-45.29759773871588],[-27.50093174965874,-45.28218605026542],[-27.498444398240494,-44.38633937319646],[-24.03160844264349,-44.38102946373034],[-24.006853373766667,-35.46522205861574]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-22","car":22,"bank":"X78","polygonFt":[[-37.56546217914971,-46.10812568463537],[-37.59270459944478,-55.919779766818934],[-24.06358867516378,-55.89905816890236],[-24.037649153230653,-46.556657108040625],[-27.50448510882766,-46.561967017506745],[-27.503182210465717,-46.09271399618491]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-express-car-23","car":23,"bank":"X78","polygonFt":[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F77-local-continuation-78","car":78,"bank":"Z3A","polygonFt":[[-7.034018885964059,-40.78073775855232],[-7.016844400629935,-48.10781747364341],[2.23218193745339,-48.02475511273572],[2.2150074521192664,-40.69767539764463],[-4.207927504883045,-40.75535759271942],[-4.206621842255302,-41.312387044743886],[-6.690156692296199,-41.33469082683946],[-6.691462354923942,-40.777661374815]],"reviewRevision":"wtc2-pit-continuation-v1","sourceSheet":"A-B-135","description":"Through-shaft on77; shared pit is on76, with bottom datum unresolved"},{"id":"WTC2-F77-local-continuation-79","car":79,"bank":"Z3A","polygonFt":[[3.457477926246952,-40.98646244230231],[3.473949362473846,-48.013603221687916],[12.808614833317193,-47.92977176484588],[12.792143397090314,-40.90263098546028],[6.112291041807907,-40.96262046833807],[6.113094526501911,-41.30540782343006],[3.9292966411211125,-41.325019769755485],[3.9284931564271233,-40.9822324146635]],"reviewRevision":"wtc2-pit-continuation-v1","sourceSheet":"A-B-135","description":"Through-shaft on77; shared pit is on76, with bottom datum unresolved"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-129","title":"77th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-129.tif"},{"sheet":"A-B-131","path":"analysis/wtc2-independent-core-review/sources/A-B-131.png","pdfPage":349,"sha256":"65854b3990f279d969fbf17cd260109139f6a3c952088540f1d2154f73a7ccfa"},{"sheet":"A-B-132","path":"analysis/wtc2-independent-core-review/sources/A-B-132.png","pdfPage":350,"sha256":"aba4fec89880abd9fec0b9a4488754cbf5e634fa3bbdf1c7750e15ed1afe87f1"},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-B-130","pdfPage":348,"path":"analysis/wtc2-independent-core-review/sources/A-B-130.png","sha256":"1cf39117cb565ae0ff4555c95c8999b9e65a2c46d7d629db5ba8f67f2ad9e6c0","reading":"Title:76th floor core plan. One elevator pit containing PE78 and PE79. Top-of-pit-slab ordinate is degraded and is not adopted."}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-129","title":"77th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-129.tif"}],"slabBaseSourceFloor":78,"stairTransitionRevision":"wtc2-stair-transition-v1","stairTransitionReview":{"revision":"wtc2-stair-transition-v1","sections":{"outerStairs":"A-B-131 section A and A-B-132 section D: outer stairs1/2 run from76 up to82 and end there. Their upper terminal rooms have a6ft suspended ceiling.","innerStairs":"A-B-131 section B and A-B-132 section F: the new inner stairs1/2 start on82 over closet/duct space and continue to83. No through-floor82 opening is indicated below these new first flights.","floor77B":"A-B-132 section H: stair3 continues from76 through81; independent77 plan differs from the prior rotated box."},"limits":"Original design/revision drawings, not a September2001 survey. Approximate1ft digitization uncertainty; registration residuals are not construction tolerances. Clear stair envelopes, nominal-floor flight voids and82 passage volumes are reconstructed. Stair flights, wall/door construction, finish offsets, support steel, passage ceiling steps and upper-story flight envelopes remain incomplete. The82 inner envelopes use the independently traced83 clear enclosure as a reference; they are not exact sloping soffits. Elevator terminal/machine levels and floor77 local pits remain unresolved. No framing or foundation changes."},"expressTerminalRevision":"wtc2-express-terminal-v1","localSlabs":[],"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","levels":{"secondary":{"concreteTopOffsetFt":1.8333333333333333,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.08333333333333333,"topEvidence":"A-B-141 labels +1 foot 10 inches; A-AB-211 M/N dimension agrees.","thicknessEvidence":"Undimensioned section field thickness scaled against the 1 foot 10 inch dimension is approximately4 inches. Provisional; edge haunches are not represented."},"machine":{"concreteTopOffsetFt":-1.3125,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.5,"topEvidence":"A-B-143 floor-specific repeated top-of-slab labels read minus1 foot3-3/4 inches; degraded fractional lettering makes this reading provisional.","conflict":"A-AB-211 P/Q typical detail places machine finish1 foot4 inches below corridor and concrete5 inches below that. This implies minus1 foot9 inches and disagrees with the floor-specific plan. Do not treat the chosen plan ordinate as reconciled.","thicknessEvidence":"Four-inch gross reference thickness only, inferred from typical field section. Equipment plinths, fill, haunches and structural support are unresolved."}},"sources":[{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."],"reviewMaskPolygonsFt":[[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],[[-37.477812652983,-14.540195159349196],[-37.50505507327806,-24.351849241532747],[-27.40049661733068,-24.336372798088803],[-27.39789082060681,-23.39786675544515],[-23.97333335227318,-23.392621600972518],[-23.948696728701997,-14.51947356143262]],[[-37.50730553408504,-25.162377187452236],[-37.5345479543801,-34.97403126963577],[-24.0054320300991,-34.9533096717192],[-23.97984784408287,-25.738886707581614],[-27.4044053124165,-25.74413186205426],[-27.402747078137665,-25.146900744008306]],[[-37.53596929804767,-35.485943656532314],[-37.56321171834273,-45.29759773871588],[-27.50093174965874,-45.28218605026542],[-27.498444398240494,-44.38633937319646],[-24.03160844264349,-44.38102946373034],[-24.006853373766667,-35.46522205861574]],[[-37.56546217914971,-46.10812568463537],[-37.59270459944478,-55.919779766818934],[-24.06358867516378,-55.89905816890236],[-24.037649153230653,-46.556657108040625],[-27.50448510882766,-46.561967017506745],[-27.503182210465717,-46.09271399618491]],[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]]]},"pitContinuationRevision":"wtc2-pit-continuation-v1","pitContinuationReview":{"revision":"wtc2-pit-continuation-v1","reviewMaskPolygonsFt":[[[-7.034018885964059,-40.78073775855232],[-7.016844400629935,-48.10781747364341],[2.23218193745339,-48.02475511273572],[2.2150074521192664,-40.69767539764463],[-4.207927504883045,-40.75535759271942],[-4.206621842255302,-41.312387044743886],[-6.690156692296199,-41.33469082683946],[-6.691462354923942,-40.777661374815]],[[3.457477926246952,-40.98646244230231],[3.473949362473846,-48.013603221687916],[12.808614833317193,-47.92977176484588],[12.792143397090314,-40.90263098546028],[6.112291041807907,-40.96262046833807],[6.113094526501911,-41.30540782343006],[3.9292966411211125,-41.325019769755485],[3.9284931564271233,-40.9822324146635]]],"pitGroups":[{"floor":77,"cars":[81,82,83],"sourceSheet":"A-B-135","locatorPx":[836,1532,1026,2241],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[84,85,86],"sourceSheet":"A-B-135","locatorPx":[1294,1535,1460,2242],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[87,88,89],"sourceSheet":"A-B-135","locatorPx":[1498,1535,1640,2240],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[90,91,92],"sourceSheet":"A-B-135","locatorPx":[1920,1534,2080,2240],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[93,94,95],"sourceSheet":"A-B-135","locatorPx":[2748,1528,2905,2230],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[96,97,98],"sourceSheet":"A-B-135","locatorPx":[3180,1528,3332,2230],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[75,76,77],"sourceSheet":"A-B-135","locatorPx":[3794,1526,3970,2230],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":77,"cars":[80],"sourceSheet":"A-B-135","locatorPx":[3367,2010,3531,2230],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Pit topology identified; concrete level and equipment unresolved."},{"floor":76,"cars":[78,79],"sourceSheet":"A-B-130","locatorPx":[3230,1520,3430,1980],"bottomOffsetFt":null,"slabIn":null,"modelStatus":"Shared deeper pit identified independently on Tower B76. A legible bottom datum is still needed before reconstructing the pit slab."}],"limits":["Two77 shaft continuations are the only new production geometry in this revision. One-foot plan uncertainty includes raster tracing and source registration.","Eight shared/single pit groups on77 contain22 cars; the ninth group on76 contains78 and79. Locator boxes are source-navigation aids, not measured well outlines.","Pit-bottom datums, slab thickness, partitions below77, buffers, ladders, counterweights and equipment are unresolved. Existing pit-area slab geometry is not certified by this pass.","The floor81 machine slab datum remains provisional. Revision chronology alone does not reconcile the plan and typical detail.","Design drawings do not establish all subsequent as-built modifications."]},"outerStairFlightReview":{"revision":"wtc2-outer-stair-flights-v1","reviewedStairs":["B"],"sourceSheet":"A-B-135","limits":"Architectural reconstruction, not an as-built survey. Plan/tracing uncertainty1 ft; registration residuals are not construction tolerances.76 new departure envelopes are measured independently; the earlier76 transfer passages and lower incoming flights remain unresolved references. At82 the outer stairs terminate and the already traced inner flights take over. Rails, nosing, finishes, stringers, physical landing thickness, sloping soffits and damage/passability remain unresolved. Nominal slab interfaces only;76 mechanical surfaces are unchanged."}},{"schemaVersion":1,"tower":2,"floor":78,"coverage":{"floors":[78],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawing A-A-131 (78th Floor Core Plan - Skylobby)","citation":"LERA A-A-130 & A-A-131: Skylobby transfer concourse; express shuttles PE 12-23 discharge into open hall; north and south flank escalators connect to 77 and 79; all 4 Zone 3 local banks originate here.","displayNote":"Tower B floor78:24 original-plan local hoistways and stairs B. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan. Express terminal review:12 clear runways through79 and below raised80 secondary slabs;81 has separate depressed machine-room reference plates. Vertical and penetration limits remain explicit.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-131","title":"78th Floor Core Plan (Skylobby)","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-131.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-130","title":"78th Floor Local Elevator Lobby Details","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-130.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. 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No pristine WTC2 slab image or as-built opening survey is claimed.","numericalArtifactExclusion":"NIST p243/PDF59 identifies the core-edge damage line as likely numerical precision/interference. It is not reconstructed as impact damage.","purpose":null,"registrationUncertaintyFt":2.5,"independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","observedAsBuilt":false,"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained."},"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","observedAsBuilt":false,"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]}},"scope":{"directFigureFloor":77,"directFigureTower":2,"isIndependentWtc2Trace":true,"geometryLimits":["Partial network: ambiguous short marks, perimeter connection shapes and bent edge fragments omitted.","No WTC1 beam or opening geometry copied.","Cross-sections and joint details remain representative.","Damage states require independent per-floor/case clipping or retained-path overrides; absent baseline traces are not asserted impact losses.","Reusing visible spans over77\u201385 is source-qualified NIST prototype reconstruction; individual historical floor variations unresolved.","Six major core slab apertures inferred from repeated NIST calculated slab images; smaller openings and actual floor-specific topology unresolved."]},"renderSlab":true,"retainGenericBoundary":true,"slabGeometry":"polygon-openings","beams":[{"id":"WTC2-F77-core-trace-001","sourcePixels":[[20,95],[39,95]],"endpointsFt":[[-25.23792,66.18806],[-25.23792,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,24.76005],[-25.46043,14.46353]]},{"id":"WTC2-F77-core-trace-008","sourcePixels":[[244,95],[260,95]],"endpointsFt":[[-25.23792,14.67926],[-25.23792,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,14.46353],[-25.46043,10.71935]]},{"id":"WTC2-F77-core-trace-009","sourcePixels":[[260,95],[285,95]],"endpointsFt":[[-25.23792,11.00006],[-25.23792,5.25131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,10.71935],[-25.46043,4.86905]]},{"id":"WTC2-F77-core-trace-010","sourcePixels":[[289,94.0],[325,93.52941176470588]],"endpointsFt":[[-25.46887,4.33151],[-25.57756,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-01-outside-reviewed-0-outside-terminal-0","polygonSourcePx":[[296.5,154.5],[296.5,177.5],[294.5,177.5],[294.5,183.5],[296.5,184.5],[296.5,187.5],[297.5,187.5],[296.5,188.5],[296.5,204.5],[304.5,204.5],[304.5,183.5],[321.5,183.5],[320.5,184.5],[321.5,203.5],[344.5,203.5],[344.5,178.5],[343.5,179.5],[325.5,181.5],[325.5,161.5],[324.5,161.5],[324.5,151.5],[325.5,150.5],[343.5,150.5],[343.5,143.5],[337.5,142.5],[337.5,143.5],[321.5,143.5],[321.5,144.5],[318.5,144.5],[317.5,142.5],[315.5,142.5],[315.5,145.5],[317.5,145.5],[317.5,146.5],[315.5,146.5],[315.5,151.5],[304.5,151.5],[304.5,152.5],[298.5,152.5]],"polygonFt":[[-27.01066691688665,25.71603220888366],[-24.330456470454877,25.71603220888366],[-23.883754729382915,24.835648969952956],[-22.54364950616703,24.835648969952956],[-22.54364950616703,24.395457350487618],[-22.096947765095067,24.835648969952956],[-14.949719907943674,24.835648969952956],[-14.949719907943674,21.314116014230166],[-24.060594979824632,21.314116014230166],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968],[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.330456470454877,14.360209400501011],[-24.330456470454877,13.890958374737227],[-37.39892807943295,13.870942313408378],[-37.40270599858494,12.510283624923176],[-38.624912184757676,12.510283624923176],[-39.07161392582964,12.07009200545781],[-39.07161392582964,4.146642855081524],[-42.198526113333386,4.146642855081524],[-42.64522785440534,6.787792571873609],[-42.198526113333386,6.787792571873609],[-42.198526113333386,13.830858483319219],[-41.75182437226141,13.830858483319219],[-41.75182437226141,15.151433341715261],[-42.64522785440534,15.591624961180628],[-42.64522785440534,16.472008200111304],[-41.30512263118945,16.472008200111304],[-41.30512263118945,15.591624961180628],[-40.858420890117486,15.591624961180628],[-40.858420890117486,16.472008200111304],[-38.624912184757676,16.472008200111304],[-38.624912184757676,21.314116014230166],[-38.178210443685714,21.314116014230166],[-38.178210443685714,23.95526573102225],[-37.28480696154179,24.835648969952956],[-27.01066691688665,24.835648969952956]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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plan"},{"id":"WTC2-F78-PANYNJ-stair-B","stair":"B","polygonFt":[[4.6609350971380366,-3.896176523305499],[4.633100450314814,-13.9211274333626],[17.908545451015556,-13.900794365406952],[17.92275888769123,-8.78167049644162],[16.273897884419483,-8.784195941187704],[16.287519094567017,-3.8783689000959356]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-137","description":"Stair B nominal opening from same-floor departing and arriving riser edges.","flightInterfaceRevision":"wtc2-outer-stair-flights-v1"},{"id":"WTC2-F78-express-car-12","car":12,"bank":"X78","polygonFt":[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F78-express-car-13","car":13,"bank":"X78","polygonFt":[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F78-express-car-14","car":14,"bank":"X78","polygonFt":[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F78-express-car-15","car":15,"bank":"X78","polygonFt":[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F78-express-car-16","car":16,"bank":"X78","polygonFt":[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F78-express-car-17","car":17,"bank":"F17","polygonFt":[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F78-express-car-18","car":18,"bank":"X78","polygonFt":[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary 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slab"},{"id":"WTC2-F78-express-car-23","car":23,"bank":"X78","polygonFt":[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-131","title":"78th Floor Core Plan (Skylobby)","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-131.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-130","title":"78th Floor Local Elevator Lobby Details","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-130.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-137","path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"},{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-131","title":"78th Floor Core Plan (Skylobby)","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-131.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-130","title":"78th Floor Local Elevator Lobby Details","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-130.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["B"],"sourceRegistration":{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-4.561051181095522,-14.407017865947523],[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[6.03010178978009,14.755103701851368],[4.369885830637401,14.748305636412681],[4.368841003349772,13.850366209505694],[3.389739283855363,13.846357093990576],[3.397998394795607,20.944354468588656],[12.976167389849635,20.983574076888758],[12.967908278909391,13.885576702290678],[6.029056962492476,13.857164274944381]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[13.340417994381568,-31.82207293560556],[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[13.401863789629815,20.985317170590974],[22.89489350472782,21.02418816015063],[22.88663439378756,13.92619078555255],[13.39360467868957,13.887319795992894]],[[12.997909748168254,39.66926596061984],[12.990148174031631,32.9988587893108],[3.411979178977603,32.9596391810107],[3.419740753114226,39.63004635231974],[4.313703192652596,39.63370684909441],[4.312658365364982,38.73576742218742],[6.05801360446371,38.742914106366555],[6.059058431751339,39.64085353327354]],[[22.916635863046423,39.70988004388171],[22.9088742889098,33.039472872572674],[13.41584457381181,33.00060188301302],[13.423606147948433,39.671009054322056]],[[4.3154445714653065,41.13027256060606],[4.314549005218765,40.36061019468578],[3.420586565680395,40.356949697911105],[3.428497400858106,47.155633930206854],[13.006666395912134,47.19485353850695],[12.998755560734423,40.3961693062112],[6.059904244317508,40.36775687886491],[6.060799810564035,41.137419244785185]],[[22.925392510790303,47.23546762176883],[22.917481675612592,40.43678338947308],[13.424451960514602,40.39791239991343],[13.432362795692313,47.19659663220918]],[[13.029652596239814,66.94952093046064],[13.020895948495934,59.42393335257351],[3.4427269534419054,59.38471374427342],[3.4514836011857852,66.91030132216054],[4.728572800526322,66.91553060326723],[4.7268314217136265,65.41896489175558],[6.003920621054164,65.42419417286226],[6.0056619998668594,66.9207598843739]],[[22.948378711117982,66.99013501372252],[22.939622063374102,59.46454743583539],[13.446592348276113,59.425676446275745],[13.455348996019993,66.95126402416287]]]},"expressTerminalRevision":"wtc2-express-terminal-v1","localSlabs":[],"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","levels":{"secondary":{"concreteTopOffsetFt":1.8333333333333333,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.08333333333333333,"topEvidence":"A-B-141 labels +1 foot 10 inches; A-AB-211 M/N dimension agrees.","thicknessEvidence":"Undimensioned section field thickness scaled against the 1 foot 10 inch dimension is approximately4 inches. Provisional; edge haunches are not represented."},"machine":{"concreteTopOffsetFt":-1.3125,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.5,"topEvidence":"A-B-143 floor-specific repeated top-of-slab labels read minus1 foot3-3/4 inches; degraded fractional lettering makes this reading provisional.","conflict":"A-AB-211 P/Q typical detail places machine finish1 foot4 inches below corridor and concrete5 inches below that. This implies minus1 foot9 inches and disagrees with the floor-specific plan. Do not treat the chosen plan ordinate as reconciled.","thicknessEvidence":"Four-inch gross reference thickness only, inferred from typical field section. Equipment plinths, fill, haunches and structural support are unresolved."}},"sources":[{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."],"reviewMaskPolygonsFt":[[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],[[-37.477812652983,-14.540195159349196],[-37.50505507327806,-24.351849241532747],[-27.40049661733068,-24.336372798088803],[-27.39789082060681,-23.39786675544515],[-23.97333335227318,-23.392621600972518],[-23.948696728701997,-14.51947356143262]],[[-37.50730553408504,-25.162377187452236],[-37.5345479543801,-34.97403126963577],[-24.0054320300991,-34.9533096717192],[-23.97984784408287,-25.738886707581614],[-27.4044053124165,-25.74413186205426],[-27.402747078137665,-25.146900744008306]],[[-37.53596929804767,-35.485943656532314],[-37.56321171834273,-45.29759773871588],[-27.50093174965874,-45.28218605026542],[-27.498444398240494,-44.38633937319646],[-24.03160844264349,-44.38102946373034],[-24.006853373766667,-35.46522205861574]],[[-37.56546217914971,-46.10812568463537],[-37.59270459944478,-55.919779766818934],[-24.06358867516378,-55.89905816890236],[-24.037649153230653,-46.556657108040625],[-27.50448510882766,-46.561967017506745],[-27.503182210465717,-46.09271399618491]],[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]]]},"outerStairFlightReview":{"revision":"wtc2-outer-stair-flights-v1","reviewedStairs":["B"],"sourceSheet":"A-B-137","limits":"Architectural reconstruction, not an as-built survey. Plan/tracing uncertainty1 ft; registration residuals are not construction tolerances.76 new departure envelopes are measured independently; the earlier76 transfer passages and lower incoming flights remain unresolved references. At82 the outer stairs terminate and the already traced inner flights take over. Rails, nosing, finishes, stringers, physical landing thickness, sloping soffits and damage/passability remain unresolved. Nominal slab interfaces only;76 mechanical surfaces are unchanged."}},{"schemaVersion":1,"tower":2,"floor":79,"coverage":{"floors":[79],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawing A-A-133 (79th Floor Core Plan)","citation":"LERA A-A-133: upper escalator landings on north and south flanks from Floor 78; express shuttle secondary machine room; active Zone 3 local elevator banks 75-98.","displayNote":"Tower B floor79:24 original-plan local hoistways and stairs B. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan. Express terminal review:12 clear runways through79 and below raised80 secondary slabs;81 has separate depressed machine-room reference plates. Vertical and penetration limits remain explicit.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-133","title":"79th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-133.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. Source top west (5xx), bottom east (10xx); source left south (x01), right north (x08).","coreEnvelopeFt":[87,135],"sourcePlanCorePixelBounds":[14,17,598,395],"sourceImageSizePx":[613,411],"axisMapping":{"worldX":"pixelY*sx+ix","worldZ":"pixelX*sz+iz","coefficients":{"sx":0.2309555185628504,"ix":-47.17868996021708,"sz":-0.22994997609269485,"iz":70.78705566015091}},"anchorRegistration":{"schemaVersion":1,"method":"Independent axis affine least-squares registration from45 named column symbols; damaged southeast corner901/1001 excluded fromfit.","sourceImage":"1-2B-pdf58-image0.jpeg","reference":"LERA coordinate sheet, 97th\u2013100th Tower B (numeric prototype)","coordinates":"worldX=sourcePixelY*sx+ix; 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No pristine WTC2 slab image or as-built opening survey is claimed.","numericalArtifactExclusion":"NIST p243/PDF59 identifies the core-edge damage line as likely numerical precision/interference. It is not reconstructed as impact damage.","purpose":null,"registrationUncertaintyFt":2.5,"independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","observedAsBuilt":false,"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained."},"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","observedAsBuilt":false,"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]}},"scope":{"directFigureFloor":77,"directFigureTower":2,"isIndependentWtc2Trace":true,"geometryLimits":["Partial network: ambiguous short marks, perimeter connection shapes and bent edge fragments omitted.","No WTC1 beam or opening geometry copied.","Cross-sections and joint details remain representative.","Damage states require independent per-floor/case clipping or retained-path overrides; absent baseline traces are not asserted impact losses.","Reusing visible spans over77\u201385 is source-qualified NIST prototype reconstruction; individual historical floor variations unresolved.","Six major core slab apertures inferred from repeated NIST calculated slab images; smaller openings and actual floor-specific topology unresolved."]},"renderSlab":true,"retainGenericBoundary":true,"slabGeometry":"polygon-openings","beams":[{"id":"WTC2-F77-core-trace-001","sourcePixels":[[20,95],[39,95]],"endpointsFt":[[-25.23792,66.18806],[-25.23792,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,52.13942],[-25.46043,41.14087]]},{"id":"WTC2-F77-core-trace-005","sourcePixels":[[130,95],[164,95]],"endpointsFt":[[-25.23792,40.89356],[-25.23792,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,41.14087],[-25.46043,33.18447]]},{"id":"WTC2-F77-core-trace-006","sourcePixels":[[164,95],[200,95]],"endpointsFt":[[-25.23792,33.07526],[-25.23792,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,33.18447],[-25.46043,24.76005]]},{"id":"WTC2-F77-core-trace-007","sourcePixels":[[200,95],[244,95]],"endpointsFt":[[-25.23792,24.79706],[-25.23792,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,24.76005],[-25.46043,14.46353]]},{"id":"WTC2-F77-core-trace-008","sourcePixels":[[244,95],[260,95]],"endpointsFt":[[-25.23792,14.67926],[-25.23792,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,14.46353],[-25.46043,10.71935]]},{"id":"WTC2-F77-core-trace-009","sourcePixels":[[260,95],[285,95]],"endpointsFt":[[-25.23792,11.00006],[-25.23792,5.25131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,10.71935],[-25.46043,4.86905]]},{"id":"WTC2-F77-core-trace-010","sourcePixels":[[289,94.0],[325,93.52941176470588]],"endpointsFt":[[-25.46887,4.33151],[-25.57756,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-01-outside-reviewed-0-outside-terminal-0","polygonSourcePx":[[296.5,154.5],[296.5,177.5],[294.5,177.5],[294.5,183.5],[296.5,184.5],[296.5,187.5],[297.5,187.5],[296.5,188.5],[296.5,204.5],[304.5,204.5],[304.5,183.5],[321.5,183.5],[320.5,184.5],[321.5,203.5],[344.5,203.5],[344.5,178.5],[343.5,179.5],[325.5,181.5],[325.5,161.5],[324.5,161.5],[324.5,151.5],[325.5,150.5],[343.5,150.5],[343.5,143.5],[337.5,142.5],[337.5,143.5],[321.5,143.5],[321.5,144.5],[318.5,144.5],[317.5,142.5],[315.5,142.5],[315.5,145.5],[317.5,145.5],[317.5,146.5],[315.5,146.5],[315.5,151.5],[304.5,151.5],[304.5,152.5],[298.5,152.5]],"polygonFt":[[-27.01066691688665,25.71603220888366],[-24.330456470454877,25.71603220888366],[-23.883754729382915,24.835648969952956],[-22.54364950616703,24.835648969952956],[-22.54364950616703,24.395457350487618],[-22.096947765095067,24.835648969952956],[-14.949719907943674,24.835648969952956],[-14.949719907943674,21.314116014230166],[-24.060594979824632,21.314116014230166],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968],[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.330456470454877,14.360209400501011],[-24.330456470454877,13.890958374737227],[-37.39892807943295,13.870942313408378],[-37.40270599858494,12.510283624923176],[-38.624912184757676,12.510283624923176],[-39.07161392582964,12.07009200545781],[-39.07161392582964,4.146642855081524],[-42.198526113333386,4.146642855081524],[-42.64522785440534,6.787792571873609],[-42.198526113333386,6.787792571873609],[-42.198526113333386,13.830858483319219],[-41.75182437226141,13.830858483319219],[-41.75182437226141,15.151433341715261],[-42.64522785440534,15.591624961180628],[-42.64522785440534,16.472008200111304],[-41.30512263118945,16.472008200111304],[-41.30512263118945,15.591624961180628],[-40.858420890117486,15.591624961180628],[-40.858420890117486,16.472008200111304],[-38.624912184757676,16.472008200111304],[-38.624912184757676,21.314116014230166],[-38.178210443685714,21.314116014230166],[-38.178210443685714,23.95526573102225],[-37.28480696154179,24.835648969952956],[-27.01066691688665,24.835648969952956]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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plan"},{"id":"WTC2-F79-PANYNJ-stair-B","stair":"B","polygonFt":[[4.629330022590196,-4.022348421091721],[4.664292928783269,-14.053942955063803],[16.92894505202942,-13.937947156899384],[16.911984323067657,-9.071556617015048],[17.76074917588747,-9.063529226138613],[17.74274699865613,-3.8983252320508655]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-139","description":"Stair B nominal opening from same-floor departing and arriving riser edges.","flightInterfaceRevision":"wtc2-outer-stair-flights-v1"},{"id":"WTC2-F79-express-car-12","car":12,"bank":"X78","polygonFt":[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F79-express-car-13","car":13,"bank":"X78","polygonFt":[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F79-express-car-14","car":14,"bank":"X78","polygonFt":[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary 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slab"},{"id":"WTC2-F79-express-car-17","car":17,"bank":"F17","polygonFt":[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F79-express-car-18","car":18,"bank":"X78","polygonFt":[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary 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slab"},{"id":"WTC2-F79-express-car-23","car":23,"bank":"X78","polygonFt":[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-133","title":"79th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-133.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-139","path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"},{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-133","title":"79th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-133.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["B"],"sourceRegistration":{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-4.561051181095522,-14.407017865947523],[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[6.03010178978009,14.755103701851368],[4.369885830637401,14.748305636412681],[4.368841003349772,13.850366209505694],[3.389739283855363,13.846357093990576],[3.397998394795607,20.944354468588656],[12.976167389849635,20.983574076888758],[12.967908278909391,13.885576702290678],[6.029056962492476,13.857164274944381]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[13.340417994381568,-31.82207293560556],[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[13.401863789629815,20.985317170590974],[22.89489350472782,21.02418816015063],[22.88663439378756,13.92619078555255],[13.39360467868957,13.887319795992894]],[[12.997909748168254,39.66926596061984],[12.990148174031631,32.9988587893108],[3.411979178977603,32.9596391810107],[3.419740753114226,39.63004635231974],[4.313703192652596,39.63370684909441],[4.312658365364982,38.73576742218742],[6.05801360446371,38.742914106366555],[6.059058431751339,39.64085353327354]],[[22.916635863046423,39.70988004388171],[22.9088742889098,33.039472872572674],[13.41584457381181,33.00060188301302],[13.423606147948433,39.671009054322056]],[[4.3154445714653065,41.13027256060606],[4.314549005218765,40.36061019468578],[3.420586565680395,40.356949697911105],[3.428497400858106,47.155633930206854],[13.006666395912134,47.19485353850695],[12.998755560734423,40.3961693062112],[6.059904244317508,40.36775687886491],[6.060799810564035,41.137419244785185]],[[22.925392510790303,47.23546762176883],[22.917481675612592,40.43678338947308],[13.424451960514602,40.39791239991343],[13.432362795692313,47.19659663220918]],[[13.029652596239814,66.94952093046064],[13.020895948495934,59.42393335257351],[3.4427269534419054,59.38471374427342],[3.4514836011857852,66.91030132216054],[4.728572800526322,66.91553060326723],[4.7268314217136265,65.41896489175558],[6.003920621054164,65.42419417286226],[6.0056619998668594,66.9207598843739]],[[22.948378711117982,66.99013501372252],[22.939622063374102,59.46454743583539],[13.446592348276113,59.425676446275745],[13.455348996019993,66.95126402416287]]]},"expressTerminalRevision":"wtc2-express-terminal-v1","localSlabs":[],"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","levels":{"secondary":{"concreteTopOffsetFt":1.8333333333333333,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.08333333333333333,"topEvidence":"A-B-141 labels +1 foot 10 inches; A-AB-211 M/N dimension agrees.","thicknessEvidence":"Undimensioned section field thickness scaled against the 1 foot 10 inch dimension is approximately4 inches. Provisional; edge haunches are not represented."},"machine":{"concreteTopOffsetFt":-1.3125,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.5,"topEvidence":"A-B-143 floor-specific repeated top-of-slab labels read minus1 foot3-3/4 inches; degraded fractional lettering makes this reading provisional.","conflict":"A-AB-211 P/Q typical detail places machine finish1 foot4 inches below corridor and concrete5 inches below that. This implies minus1 foot9 inches and disagrees with the floor-specific plan. Do not treat the chosen plan ordinate as reconciled.","thicknessEvidence":"Four-inch gross reference thickness only, inferred from typical field section. Equipment plinths, fill, haunches and structural support are unresolved."}},"sources":[{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."],"reviewMaskPolygonsFt":[[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],[[-37.477812652983,-14.540195159349196],[-37.50505507327806,-24.351849241532747],[-27.40049661733068,-24.336372798088803],[-27.39789082060681,-23.39786675544515],[-23.97333335227318,-23.392621600972518],[-23.948696728701997,-14.51947356143262]],[[-37.50730553408504,-25.162377187452236],[-37.5345479543801,-34.97403126963577],[-24.0054320300991,-34.9533096717192],[-23.97984784408287,-25.738886707581614],[-27.4044053124165,-25.74413186205426],[-27.402747078137665,-25.146900744008306]],[[-37.53596929804767,-35.485943656532314],[-37.56321171834273,-45.29759773871588],[-27.50093174965874,-45.28218605026542],[-27.498444398240494,-44.38633937319646],[-24.03160844264349,-44.38102946373034],[-24.006853373766667,-35.46522205861574]],[[-37.56546217914971,-46.10812568463537],[-37.59270459944478,-55.919779766818934],[-24.06358867516378,-55.89905816890236],[-24.037649153230653,-46.556657108040625],[-27.50448510882766,-46.561967017506745],[-27.503182210465717,-46.09271399618491]],[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]]]},"outerStairFlightReview":{"revision":"wtc2-outer-stair-flights-v1","reviewedStairs":["B"],"sourceSheet":"A-B-139","limits":"Architectural reconstruction, not an as-built survey. Plan/tracing uncertainty1 ft; registration residuals are not construction tolerances.76 new departure envelopes are measured independently; the earlier76 transfer passages and lower incoming flights remain unresolved references. At82 the outer stairs terminate and the already traced inner flights take over. Rails, nosing, finishes, stringers, physical landing thickness, sloping soffits and damage/passability remain unresolved. Nominal slab interfaces only;76 mechanical surfaces are unchanged."}},{"schemaVersion":1,"tower":2,"floor":80,"coverage":{"floors":[80],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawings A-A-135 & A-A-137 (80th & 81st Floor Core Plans)","citation":"LERA A-A-135 & A-A-137: express shuttle traction machine rooms; active Zone 3 local banks 75-98; Stair B in core; Stairs A & C in exterior transfer shafts; no escalators.","displayNote":"Tower B floor80:24 original-plan local hoistways and stairs B. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan. Express terminal review:12 clear runways through79 and below raised80 secondary slabs;81 has separate depressed machine-room reference plates. Vertical and penetration limits remain explicit.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-135","title":"80th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-135.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-137","title":"81st Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-137.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. Source top west (5xx), bottom east (10xx); source left south (x01), right north (x08).","coreEnvelopeFt":[87,135],"sourcePlanCorePixelBounds":[14,17,598,395],"sourceImageSizePx":[613,411],"axisMapping":{"worldX":"pixelY*sx+ix","worldZ":"pixelX*sz+iz","coefficients":{"sx":0.2309555185628504,"ix":-47.17868996021708,"sz":-0.22994997609269485,"iz":70.78705566015091}},"anchorRegistration":{"schemaVersion":1,"method":"Independent axis affine least-squares registration from45 named column symbols; damaged southeast corner901/1001 excluded fromfit.","sourceImage":"1-2B-pdf58-image0.jpeg","reference":"LERA coordinate sheet, 97th\u2013100th Tower B (numeric prototype)","coordinates":"worldX=sourcePixelY*sx+ix; 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No pristine WTC2 slab image or as-built opening survey is claimed.","numericalArtifactExclusion":"NIST p243/PDF59 identifies the core-edge damage line as likely numerical precision/interference. It is not reconstructed as impact damage.","purpose":null,"registrationUncertaintyFt":2.5,"independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","observedAsBuilt":false,"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained."},"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","observedAsBuilt":false,"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]}},"scope":{"directFigureFloor":77,"directFigureTower":2,"isIndependentWtc2Trace":true,"geometryLimits":["Partial network: ambiguous short marks, perimeter connection shapes and bent edge fragments omitted.","No WTC1 beam or opening geometry copied.","Cross-sections and joint details remain representative.","Damage states require independent per-floor/case clipping or retained-path overrides; absent baseline traces are not asserted impact losses.","Reusing visible spans over77\u201385 is source-qualified NIST prototype reconstruction; individual historical floor variations unresolved.","Six major core slab apertures inferred from repeated NIST calculated slab images; smaller openings and actual floor-specific topology unresolved."]},"renderSlab":true,"retainGenericBoundary":true,"slabGeometry":"polygon-openings","beams":[{"id":"WTC2-F77-core-trace-001","sourcePixels":[[20,95],[39,95]],"endpointsFt":[[-25.23792,66.18806],[-25.23792,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,52.13942],[-25.46043,41.14087]]},{"id":"WTC2-F77-core-trace-005","sourcePixels":[[130,95],[164,95]],"endpointsFt":[[-25.23792,40.89356],[-25.23792,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,41.14087],[-25.46043,33.18447]]},{"id":"WTC2-F77-core-trace-006","sourcePixels":[[164,95],[200,95]],"endpointsFt":[[-25.23792,33.07526],[-25.23792,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,33.18447],[-25.46043,24.76005]]},{"id":"WTC2-F77-core-trace-007","sourcePixels":[[200,95],[244,95]],"endpointsFt":[[-25.23792,24.79706],[-25.23792,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,24.76005],[-25.46043,14.46353]]},{"id":"WTC2-F77-core-trace-008","sourcePixels":[[244,95],[260,95]],"endpointsFt":[[-25.23792,14.67926],[-25.23792,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,14.46353],[-25.46043,10.71935]]},{"id":"WTC2-F77-core-trace-009","sourcePixels":[[260,95],[285,95]],"endpointsFt":[[-25.23792,11.00006],[-25.23792,5.25131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,10.71935],[-25.46043,4.86905]]},{"id":"WTC2-F77-core-trace-010","sourcePixels":[[289,94.0],[325,93.52941176470588]],"endpointsFt":[[-25.46887,4.33151],[-25.57756,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-01-outside-reviewed-0-outside-terminal-0","polygonSourcePx":[[296.5,154.5],[296.5,177.5],[294.5,177.5],[294.5,183.5],[296.5,184.5],[296.5,187.5],[297.5,187.5],[296.5,188.5],[296.5,204.5],[304.5,204.5],[304.5,183.5],[321.5,183.5],[320.5,184.5],[321.5,203.5],[344.5,203.5],[344.5,178.5],[343.5,179.5],[325.5,181.5],[325.5,161.5],[324.5,161.5],[324.5,151.5],[325.5,150.5],[343.5,150.5],[343.5,143.5],[337.5,142.5],[337.5,143.5],[321.5,143.5],[321.5,144.5],[318.5,144.5],[317.5,142.5],[315.5,142.5],[315.5,145.5],[317.5,145.5],[317.5,146.5],[315.5,146.5],[315.5,151.5],[304.5,151.5],[304.5,152.5],[298.5,152.5]],"polygonFt":[[-22.54364950616703,24.835648969952956],[-22.54364950616703,24.395457350487618],[-22.096947765095067,24.835648969952956],[-14.949719907943674,24.835648969952956],[-14.949719907943674,21.314116014230166],[-23.808343556229218,21.314116014230166],[-23.80451475516268,24.835648969952956]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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slab"},{"id":"WTC2-F80-express-car-15","car":15,"bank":"X78","polygonFt":[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-16","car":16,"bank":"X78","polygonFt":[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-17","car":17,"bank":"F17","polygonFt":[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-18","car":18,"bank":"X78","polygonFt":[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-19","car":19,"bank":"X78","polygonFt":[[-37.477812652983,-14.540195159349196],[-37.50505507327806,-24.351849241532747],[-27.40049661733068,-24.336372798088803],[-27.39789082060681,-23.39786675544515],[-23.97333335227318,-23.392621600972518],[-23.948696728701997,-14.51947356143262]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-20","car":20,"bank":"X78","polygonFt":[[-37.50730553408504,-25.162377187452236],[-37.5345479543801,-34.97403126963577],[-24.0054320300991,-34.9533096717192],[-23.97984784408287,-25.738886707581614],[-27.4044053124165,-25.74413186205426],[-27.402747078137665,-25.146900744008306]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-21","car":21,"bank":"X78","polygonFt":[[-37.53596929804767,-35.485943656532314],[-37.56321171834273,-45.29759773871588],[-27.50093174965874,-45.28218605026542],[-27.498444398240494,-44.38633937319646],[-24.03160844264349,-44.38102946373034],[-24.006853373766667,-35.46522205861574]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-22","car":22,"bank":"X78","polygonFt":[[-37.56546217914971,-46.10812568463537],[-37.59270459944478,-55.919779766818934],[-24.06358867516378,-55.89905816890236],[-24.037649153230653,-46.556657108040625],[-27.50448510882766,-46.561967017506745],[-27.503182210465717,-46.09271399618491]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-car-23","car":23,"bank":"X78","polygonFt":[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-137","description":"Clear runway below the raised secondary slab"},{"id":"WTC2-F80-express-secondary-1-nominal-omission","polygonFt":[[-38.09122129669332,66.62270544811506],[-38.11748172922991,3.7429503265619957],[-23.82740572471524,3.78172052945564],[-23.75894629355176,66.74716030619976]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-141","description":"Ordinary floor-plane omission: concrete is at the separate local datum, not a full-height shaft"},{"id":"WTC2-F80-express-secondary-2-nominal-omission","polygonFt":[[-38.15275958919999,-3.808018353768446],[-38.38989636677979,-67.24417304885063],[-24.01534326628382,-67.11935106729075],[-23.862762683412825,-3.683930619158943]],"reviewRevision":"wtc2-express-terminal-v1","sourceSheet":"A-B-141","description":"Ordinary floor-plane omission: concrete is at the separate local datum, not a full-height shaft"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-135","title":"80th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-135.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-137","title":"81st Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-137.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-141","path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"},{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-135","title":"80th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-135.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-137","title":"81st Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-137.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["B"],"sourceRegistration":{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-4.561051181095522,-14.407017865947523],[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[6.03010178978009,14.755103701851368],[4.369885830637401,14.748305636412681],[4.368841003349772,13.850366209505694],[3.389739283855363,13.846357093990576],[3.397998394795607,20.944354468588656],[12.976167389849635,20.983574076888758],[12.967908278909391,13.885576702290678],[6.029056962492476,13.857164274944381]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[13.340417994381568,-31.82207293560556],[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[13.401863789629815,20.985317170590974],[22.89489350472782,21.02418816015063],[22.88663439378756,13.92619078555255],[13.39360467868957,13.887319795992894]],[[12.997909748168254,39.66926596061984],[12.990148174031631,32.9988587893108],[3.411979178977603,32.9596391810107],[3.419740753114226,39.63004635231974],[4.313703192652596,39.63370684909441],[4.312658365364982,38.73576742218742],[6.05801360446371,38.742914106366555],[6.059058431751339,39.64085353327354]],[[22.916635863046423,39.70988004388171],[22.9088742889098,33.039472872572674],[13.41584457381181,33.00060188301302],[13.423606147948433,39.671009054322056]],[[4.3154445714653065,41.13027256060606],[4.314549005218765,40.36061019468578],[3.420586565680395,40.356949697911105],[3.428497400858106,47.155633930206854],[13.006666395912134,47.19485353850695],[12.998755560734423,40.3961693062112],[6.059904244317508,40.36775687886491],[6.060799810564035,41.137419244785185]],[[22.925392510790303,47.23546762176883],[22.917481675612592,40.43678338947308],[13.424451960514602,40.39791239991343],[13.432362795692313,47.19659663220918]],[[13.029652596239814,66.94952093046064],[13.020895948495934,59.42393335257351],[3.4427269534419054,59.38471374427342],[3.4514836011857852,66.91030132216054],[4.728572800526322,66.91553060326723],[4.7268314217136265,65.41896489175558],[6.003920621054164,65.42419417286226],[6.0056619998668594,66.9207598843739]],[[22.948378711117982,66.99013501372252],[22.939622063374102,59.46454743583539],[13.446592348276113,59.425676446275745],[13.455348996019993,66.95126402416287]]]},"expressTerminalRevision":"wtc2-express-terminal-v1","localSlabs":[{"floor":80,"role":"secondary","sourceSheet":"A-B-141","polygonPx":[[916,861],[2390,859],[2392,1197],[916,1200]],"witnessesPx":[[1190,1000],[2150,1000]],"id":"WTC2-F80-express-secondary-1","polygonFt":[[-38.09122129669332,66.62270544811506],[-38.11748172922991,3.7429503265619957],[-23.82740572471524,3.78172052945564],[-23.75894629355176,66.74716030619976]],"witnessesFt":[[-32.20372923876336,54.98523376608913],[-32.16576184956029,14.032818542467282]],"kind":"core-machine-level","bank":"X78/F17","reviewRevision":"wtc2-express-terminal-v1","offsetFt":1.8333333333333333,"finishedOffsetFt":null,"slabIn":4,"uncertaintyFt":1.0,"verticalUncertaintyFt":0.08333333333333333,"holes":[],"penetrationsResolved":false,"source":"PANYNJ A-B-141 and A-AB-211; level evidence and conflict in review record","limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]},{"floor":80,"role":"secondary","sourceSheet":"A-B-141","polygonPx":[[2567,858],[4054,851],[4054,1191],[2567,1196]],"witnessesPx":[[2800,1000],[3800,1000]],"id":"WTC2-F80-express-secondary-2","polygonFt":[[-38.15275958919999,-3.808018353768446],[-38.38989636677979,-67.24417304885063],[-24.01534326628382,-67.11935106729075],[-23.862762683412825,-3.683930619158943]],"witnessesFt":[[-32.14005476312071,-13.695379265193338],[-32.10050539936751,-56.35414512313275]],"kind":"core-machine-level","bank":"X78/F17","reviewRevision":"wtc2-express-terminal-v1","offsetFt":1.8333333333333333,"finishedOffsetFt":null,"slabIn":4,"uncertaintyFt":1.0,"verticalUncertaintyFt":0.08333333333333333,"holes":[],"penetrationsResolved":false,"source":"PANYNJ A-B-141 and A-AB-211; level evidence and conflict in review record","limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]}],"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","levels":{"secondary":{"concreteTopOffsetFt":1.8333333333333333,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.08333333333333333,"topEvidence":"A-B-141 labels +1 foot 10 inches; A-AB-211 M/N dimension agrees.","thicknessEvidence":"Undimensioned section field thickness scaled against the 1 foot 10 inch dimension is approximately4 inches. Provisional; edge haunches are not represented."},"machine":{"concreteTopOffsetFt":-1.3125,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.5,"topEvidence":"A-B-143 floor-specific repeated top-of-slab labels read minus1 foot3-3/4 inches; degraded fractional lettering makes this reading provisional.","conflict":"A-AB-211 P/Q typical detail places machine finish1 foot4 inches below corridor and concrete5 inches below that. This implies minus1 foot9 inches and disagrees with the floor-specific plan. Do not treat the chosen plan ordinate as reconciled.","thicknessEvidence":"Four-inch gross reference thickness only, inferred from typical field section. Equipment plinths, fill, haunches and structural support are unresolved."}},"sources":[{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."],"reviewMaskPolygonsFt":[[[-37.25300346289592,66.42728070145242],[-37.28036432849662,56.572967253694166],[-23.9626408405325,56.5933650766433],[-23.939544005934515,64.91194136371196],[-28.12511424500895,64.90553061935651],[-28.120850214006246,66.44126778004612]],[[-37.28178567216418,56.06105486679763],[-37.30973876429303,45.99344459116582],[-27.5011297191893,46.00846774965534],[-27.498168586548537,47.07495188902312],[-23.98905414368815,47.080326553482735],[-23.964062184200074,56.08145268974677]],[[-37.31163388918312,45.31089474197044],[-37.33911320008944,35.41392192863748],[-24.021389712125334,35.434319751586614],[-23.994976408969684,44.94735827474718],[-27.50409085183007,44.941983610287565],[-27.50302484407939,45.32591790045996]],[[-37.34041609845138,34.944668907315645],[-37.3678954093577,25.04769609398268],[-27.474729389727223,25.062848762459183],[-27.471886702392084,26.08667353625225],[-24.047329234058452,26.09191869072488],[-24.02269261048727,34.96506673026478]],[[-37.370145870164684,24.237168148063176],[-37.39762518107101,14.340195334730197],[-24.079901693106898,14.360593157679332],[-24.053962171173772,23.702994218541065],[-27.478519639507404,23.697749064068432],[-27.476979850534207,24.25232081653968]],[[-37.39892807943295,13.870942313408378],[-37.427473398089944,3.5900352099030073],[-27.322914942142575,3.6055116533469516],[-27.3187693564455,5.098589448461837],[-24.10560432442876,5.103510827967028],[-24.08120459146884,13.891340136357513]],[[-37.448319771880946,-3.9180131312461413],[-37.476509754621055,-14.070942138027377],[-23.947393830340054,-14.0502205401108],[-23.92252031615761,-5.091753769421473],[-27.347077784491233,-5.096998923894105],[-27.343761315933577,-3.902536687802197]],[[-37.477812652983,-14.540195159349196],[-37.50505507327806,-24.351849241532747],[-27.40049661733068,-24.336372798088803],[-27.39789082060681,-23.39786675544515],[-23.97333335227318,-23.392621600972518],[-23.948696728701997,-14.51947356143262]],[[-37.50730553408504,-25.162377187452236],[-37.5345479543801,-34.97403126963577],[-24.0054320300991,-34.9533096717192],[-23.97984784408287,-25.738886707581614],[-27.4044053124165,-25.74413186205426],[-27.402747078137665,-25.146900744008306]],[[-37.53596929804767,-35.485943656532314],[-37.56321171834273,-45.29759773871588],[-27.50093174965874,-45.28218605026542],[-27.498444398240494,-44.38633937319646],[-24.03160844264349,-44.38102946373034],[-24.006853373766667,-35.46522205861574]],[[-37.56546217914971,-46.10812568463537],[-37.59270459944478,-55.919779766818934],[-24.06358867516378,-55.89905816890236],[-24.037649153230653,-46.556657108040625],[-27.50448510882766,-46.561967017506745],[-27.503182210465717,-46.09271399618491]],[[-37.594125943112346,-56.431692153715446],[-37.621368363407406,-66.24334623589901],[-27.55908839472341,-66.22793454744856],[-27.55624570738828,-65.20410977365547],[-24.089409751791266,-65.19879986418935],[-24.065010018831344,-56.41097055579887]],[[-38.09122129669332,66.62270544811506],[-38.11748172922991,3.7429503265619957],[-23.82740572471524,3.78172052945564],[-23.75894629355176,66.74716030619976]],[[-38.15275958919999,-3.808018353768446],[-38.38989636677979,-67.24417304885063],[-24.01534326628382,-67.11935106729075],[-23.862762683412825,-3.683930619158943]]]},"outerStairFlightReview":{"revision":"wtc2-outer-stair-flights-v1","reviewedStairs":["B"],"sourceSheet":"A-B-141","limits":"Architectural reconstruction, not an as-built survey. Plan/tracing uncertainty1 ft; registration residuals are not construction tolerances.76 new departure envelopes are measured independently; the earlier76 transfer passages and lower incoming flights remain unresolved references. At82 the outer stairs terminate and the already traced inner flights take over. Rails, nosing, finishes, stringers, physical landing thickness, sloping soffits and damage/passability remain unresolved. Nominal slab interfaces only;76 mechanical surfaces are unchanged."}},{"schemaVersion":1,"tower":2,"floor":81,"coverage":{"floors":[81],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawings A-A-135 & A-A-137 (80th & 81st Floor Core Plans)","citation":"LERA A-A-135 & A-A-137: express shuttle traction machine rooms; active Zone 3 local banks 75-98; Stair B in core; Stairs A & C in exterior transfer shafts; no escalators.","displayNote":"Tower B floor81:24 original-plan local hoistways and stairs B. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan. Express terminal review:12 clear runways through79 and below raised80 secondary slabs;81 has separate depressed machine-room reference plates. Vertical and penetration limits remain explicit.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-135","title":"80th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-135.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-137","title":"81st Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-137.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. 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lower prototype; source-to-source offsets retained, no snapping. Not a floor77 survey."},"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":3.5,"orientationEvidence":"Fig7-37 shows row1001\u20131008 damaged in the southeast and row701\u2013708 nearer the interior; NCSTAR1-2 Fig7-42 places1001SE/1008NE. The plan puts damaged1001 lower-left; top is west, left is south.","limits":"Independent-axis fit to45 column symbols and LERA 97\u2013100 numeric workpoints; RMS 0.8015 ft, maximum 2.2823 ft. Floor77 uses a numeric prototype, not a floor-specific survey.","numericCoordinateRevision":"lera-level-coordinates-v1"},"slabCalibration":{"coordinateSystem":"Tower-centered feet: x east, z south. Source image horizontal runs south-to-north; vertical runs west-to-east.","method":"Independent-axis fit of16 named source columns to LERA 97\u2013100 numeric workpoints; extrapolated to this WTC2 floor.","coefficients":{"xFromPixelY":0.4467017410719625,"xIntercept":-106.30022595716,"zFromPixelX":-0.4401916194653499,"zIntercept":155.3524641414292},"anchors":[{"column":502,"sourcePixel":[248,145],"targetFt":{"x":-41.750000000000014,"z":45.66666666666667},"registeredFt":[-41.52847350172543,46.18494251402244],"residualFt":0.5636344944998823},{"column":507,"sourcePixel":[456,144],"targetFt":{"x":-41.750000000000014,"z":-45.666666666666664},"registeredFt":[-41.975175242797405,-45.37491433477035],"residualFt":0.3685421456710207},{"column":1002,"sourcePixel":[249,332],"targetFt":{"x":41.74999999999999,"z":45.66666666666667},"registeredFt":[42.00475207873154,45.744750894557086],"residualFt":0.2664503110587181},{"column":1007,"sourcePixel":[457,330],"targetFt":{"x":41.74999999999999,"z":-45.666666666666664},"registeredFt":[41.11134859658762,-45.81510595423569],"residualFt":0.6556751003161521},{"column":602,"sourcePixel":[248,182],"targetFt":{"x":-25.58333333333333,"z":46.16666666666667},"registeredFt":[-25.00050908206282,46.18494251402244],"residualFt":0.5831107223037496},{"column":605,"sourcePixel":[363,181],"targetFt":{"x":-25.58333333333333,"z":-4.25},"registeredFt":[-25.447210823134782,-4.437093724492797],"residualFt":0.2313728582339342},{"column":607,"sourcePixel":[457,180],"targetFt":{"x":-25.58333333333333,"z":-46.166666666666664},"registeredFt":[-25.893912564206744,-45.81510595423569],"residualFt":0.46909955571807577},{"column":608,"sourcePixel":[503,180],"targetFt":{"x":-25.58333333333333,"z":-66.08333333333333},"registeredFt":[-25.893912564206744,-66.06392044964178],"residualFt":0.31118534461497954},{"column":705,"sourcePixel":[363,230],"targetFt":{"x":-3.6666666666666714,"z":-4.416666666666657},"registeredFt":[-3.558825510608628,-4.437093724492797],"residualFt":0.10975873373617132},{"column":708,"sourcePixel":[503,226],"targetFt":{"x":-4.75,"z":-66.04166666666666},"registeredFt":[-5.345632474896476,-66.06392044964178],"residualFt":0.5960480484055},{"column":807,"sourcePixel":[503,251],"targetFt":{"x":5.541666666666657,"z":-66.04166666666666},"registeredFt":[5.821911051902589,-66.06392044964178],"residualFt":0.2811265663592991},{"column":902,"sourcePixel":[249,296],"targetFt":{"x":25.58333333333333,"z":46.16666666666667},"registeredFt":[25.92348940014091,45.744750894557086],"residualFt":0.5419585487293568},{"column":905,"sourcePixel":[363,295],"targetFt":{"x":25.0,"z":-4.25},"registeredFt":[25.476787659068947,-4.437093724492797],"residualFt":0.5121821293104953},{"column":906,"sourcePixel":[408,295],"targetFt":{"x":25.58333333333333,"z":-24.166666666666657},"registeredFt":[25.476787659068947,-24.245716600433553],"residualFt":0.13266828080970378},{"column":907,"sourcePixel":[456,295],"targetFt":{"x":25.58333333333333,"z":-45.166666666666664},"registeredFt":[25.476787659068947,-45.37491433477035],"residualFt":0.2339210806555825},{"column":908,"sourcePixel":[503,295],"targetFt":{"x":25.58333333333333,"z":-66.08333333333333},"registeredFt":[25.476787659068947,-66.06392044964178],"residualFt":0.10829977265753218}],"rmsResidualFt":0.41467651378655684,"maxResidualFt":0.6556751003161521,"uncertaintyFt":2.5,"registrationUncertaintyFt":2.5,"beamTracingUncertaintyFt":0.7,"coreEnvelopeFt":[87,135],"note":"Nominal core envelope is existing model context; source aperture pixels are independently registered and are not snapped to beam centerlines.","numericCoordinateRevision":"lera-level-coordinates-v1"},"slabTopologyEvidence":{"classification":"Inferred repeated NIST computational prototype apertures","directFigure":"NCSTAR1-2B Fig9-37(a), p245/PDF61, WTC2 base F78","witnessFigures":["Fig9-37(f), baseF83","Fig9-100(a), less severeF78"],"minimumWitnessIoU":0.9012129372266151,"maximumWitnessCentroidDifferenceFt":0.7097004457616439,"prototypeInference":"Repeated concave interior white patches agree independently of varying impact tears; pre-existing model openings inferred. No pristine WTC2 slab image or as-built opening survey is claimed.","numericalArtifactExclusion":"NIST p243/PDF59 identifies the core-edge damage line as likely numerical precision/interference. It is not reconstructed as impact damage.","purpose":null,"registrationUncertaintyFt":2.5,"independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","observedAsBuilt":false,"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained."},"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","observedAsBuilt":false,"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]}},"scope":{"directFigureFloor":77,"directFigureTower":2,"isIndependentWtc2Trace":true,"geometryLimits":["Partial network: ambiguous short marks, perimeter connection shapes and bent edge fragments omitted.","No WTC1 beam or opening geometry copied.","Cross-sections and joint details remain representative.","Damage states require independent per-floor/case clipping or retained-path overrides; absent baseline traces are not asserted impact losses.","Reusing visible spans over77\u201385 is source-qualified NIST prototype reconstruction; individual historical floor variations unresolved.","Six major core slab apertures inferred from repeated NIST calculated slab images; smaller openings and actual floor-specific topology unresolved."]},"renderSlab":true,"retainGenericBoundary":true,"slabGeometry":"polygon-openings","beams":[{"id":"WTC2-F77-core-trace-001","sourcePixels":[[20,95],[39,95]],"endpointsFt":[[-25.23792,66.18806],[-25.23792,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,66.88216],[-25.46043,62.43594]]},{"id":"WTC2-F77-core-trace-002","sourcePixels":[[39,95],[61,95]],"endpointsFt":[[-25.23792,61.81901],[-25.23792,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,62.43594],[-25.46043,57.28768]]},{"id":"WTC2-F77-core-trace-003","sourcePixels":[[61,95],[83,95]],"endpointsFt":[[-25.23792,56.76011],[-25.23792,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,57.28768],[-25.46043,52.13942]]},{"id":"WTC2-F77-core-trace-004","sourcePixels":[[83,95],[130,95]],"endpointsFt":[[-25.23792,51.70121],[-25.23792,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,52.13942],[-25.46043,41.14087]]},{"id":"WTC2-F77-core-trace-005","sourcePixels":[[130,95],[164,95]],"endpointsFt":[[-25.23792,40.89356],[-25.23792,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,41.14087],[-25.46043,33.18447]]},{"id":"WTC2-F77-core-trace-006","sourcePixels":[[164,95],[200,95]],"endpointsFt":[[-25.23792,33.07526],[-25.23792,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,33.18447],[-25.46043,24.76005]]},{"id":"WTC2-F77-core-trace-007","sourcePixels":[[200,95],[244,95]],"endpointsFt":[[-25.23792,24.79706],[-25.23792,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,24.76005],[-25.46043,14.46353]]},{"id":"WTC2-F77-core-trace-008","sourcePixels":[[244,95],[260,95]],"endpointsFt":[[-25.23792,14.67926],[-25.23792,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,14.46353],[-25.46043,10.71935]]},{"id":"WTC2-F77-core-trace-009","sourcePixels":[[260,95],[285,95]],"endpointsFt":[[-25.23792,11.00006],[-25.23792,5.25131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,10.71935],[-25.46043,4.86905]]},{"id":"WTC2-F77-core-trace-010","sourcePixels":[[289,94.0],[325,93.52941176470588]],"endpointsFt":[[-25.46887,4.33151],[-25.57756,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; 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Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-135","title":"80th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-135.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-137","title":"81st Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-137.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["B"],"sourceRegistration":{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-4.561051181095522,-14.407017865947523],[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[6.03010178978009,14.755103701851368],[4.369885830637401,14.748305636412681],[4.368841003349772,13.850366209505694],[3.389739283855363,13.846357093990576],[3.397998394795607,20.944354468588656],[12.976167389849635,20.983574076888758],[12.967908278909391,13.885576702290678],[6.029056962492476,13.857164274944381]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[13.340417994381568,-31.82207293560556],[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[13.401863789629815,20.985317170590974],[22.89489350472782,21.02418816015063],[22.88663439378756,13.92619078555255],[13.39360467868957,13.887319795992894]],[[12.997909748168254,39.66926596061984],[12.990148174031631,32.9988587893108],[3.411979178977603,32.9596391810107],[3.419740753114226,39.63004635231974],[4.313703192652596,39.63370684909441],[4.312658365364982,38.73576742218742],[6.05801360446371,38.742914106366555],[6.059058431751339,39.64085353327354]],[[22.916635863046423,39.70988004388171],[22.9088742889098,33.039472872572674],[13.41584457381181,33.00060188301302],[13.423606147948433,39.671009054322056]],[[4.3154445714653065,41.13027256060606],[4.314549005218765,40.36061019468578],[3.420586565680395,40.356949697911105],[3.428497400858106,47.155633930206854],[13.006666395912134,47.19485353850695],[12.998755560734423,40.3961693062112],[6.059904244317508,40.36775687886491],[6.060799810564035,41.137419244785185]],[[22.925392510790303,47.23546762176883],[22.917481675612592,40.43678338947308],[13.424451960514602,40.39791239991343],[13.432362795692313,47.19659663220918]],[[13.029652596239814,66.94952093046064],[13.020895948495934,59.42393335257351],[3.4427269534419054,59.38471374427342],[3.4514836011857852,66.91030132216054],[4.728572800526322,66.91553060326723],[4.7268314217136265,65.41896489175558],[6.003920621054164,65.42419417286226],[6.0056619998668594,66.9207598843739]],[[22.948378711117982,66.99013501372252],[22.939622063374102,59.46454743583539],[13.446592348276113,59.425676446275745],[13.455348996019993,66.95126402416287]]]},"expressTerminalRevision":"wtc2-express-terminal-v1","localSlabs":[{"floor":81,"role":"machine","sourceSheet":"A-B-143","polygonPx":[[819,1042],[2283,1033],[2289,1355],[2040,1358],[2044,1580],[822,1585]],"witnessesPx":[[1120,1210],[1770,1470]],"id":"WTC2-F81-express-machine-3","polygonFt":[[-38.37961412399632,66.46507994606299],[-38.21082212272478,4.014275789207915],[-24.589650799683625,3.9392661847421238],[-24.55621714822945,14.561847314300707],[-15.165274538478215,14.515961142157295],[-15.412422100136453,66.64220171362625]],"witnessesFt":[[-31.16112440824257,53.720556754041866],[-19.920533745609468,26.141408238201663]],"kind":"core-machine-level","bank":"X78/F17","reviewRevision":"wtc2-express-terminal-v1","offsetFt":-1.3125,"finishedOffsetFt":null,"slabIn":4,"uncertaintyFt":1.0,"verticalUncertaintyFt":0.5,"holes":[],"penetrationsResolved":false,"source":"PANYNJ A-B-143 and A-AB-211; level evidence and conflict in review record","limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]},{"floor":81,"role":"machine","sourceSheet":"A-B-143","polygonPx":[[2469,1032],[3927,1021],[3935,1565],[2740,1577],[2737,1347],[2473,1353]],"witnessesPx":[[2900,1190],[3650,1440]],"id":"WTC2-F81-express-machine-4","polygonFt":[[-38.18331036298592,-3.9199670965479783],[-38.10135974771739,-66.11596975800857],[-15.089996422890508,-66.15155713638016],[-15.030947309641704,-15.173046993504741],[-24.75987286383613,-15.17430981775334],[-24.60518442896352,-3.910230152435318]],"witnessesFt":[[-31.33897894000669,-22.21515467060459],[-20.483805689630714,-54.06534159491629]],"kind":"core-machine-level","bank":"X78/F17","reviewRevision":"wtc2-express-terminal-v1","offsetFt":-1.3125,"finishedOffsetFt":null,"slabIn":4,"uncertaintyFt":1.0,"verticalUncertaintyFt":0.5,"holes":[],"penetrationsResolved":false,"source":"PANYNJ A-B-143 and A-AB-211; level evidence and conflict in review record","limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."]}],"expressTerminalReview":{"revision":"wtc2-express-terminal-v1","levels":{"secondary":{"concreteTopOffsetFt":1.8333333333333333,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.08333333333333333,"topEvidence":"A-B-141 labels +1 foot 10 inches; A-AB-211 M/N dimension agrees.","thicknessEvidence":"Undimensioned section field thickness scaled against the 1 foot 10 inch dimension is approximately4 inches. Provisional; edge haunches are not represented."},"machine":{"concreteTopOffsetFt":-1.3125,"finishedTopOffsetFt":null,"slabIn":4,"verticalUncertaintyFt":0.5,"topEvidence":"A-B-143 floor-specific repeated top-of-slab labels read minus1 foot3-3/4 inches; degraded fractional lettering makes this reading provisional.","conflict":"A-AB-211 P/Q typical detail places machine finish1 foot4 inches below corridor and concrete5 inches below that. This implies minus1 foot9 inches and disagrees with the floor-specific plan. Do not treat the chosen plan ordinate as reconciled.","thicknessEvidence":"Four-inch gross reference thickness only, inferred from typical field section. Equipment plinths, fill, haunches and structural support are unresolved."}},"sources":[{"sheet":"A-B-137","floors":[78],"path":"analysis/wtc2-independent-core-review/sources/A-B-137.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":355,"sha256":"4104f2443ccdc80c02eb64bb075a876d4d0386b9cce0c788cdc0ba65efa7b97f","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1354,681],[507,3494,691],[1002,1356,2660],[1007,3498,2662]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-0.00011844530563070248,-0.042659365574711075],[0.04227848726337813,6.47549934893045e-05],[-70.46575934645607,103.36192371985736]],"controlResidualsFt":[0.0871589862320893,0.08751283502580527,0.08707694451071928,0.08743079330455591]},{"sheet":"A-B-139","floors":[79],"path":"analysis/wtc2-independent-core-review/sources/A-B-139.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":357,"sha256":"e27aba4efdd09c4dec076dd309bea7a3c1260481f31d1c913b4d529b8f8d20d1","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1302,697],[507,3439,690],[1002,1318,2665],[1007,3460,2657]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00014877832422587436,-0.04268763631477481],[0.0424382426409901,0.0004013695438215101],[-71.53359768667717,100.91270545271072]],"controlResidualsFt":[0.054516765598682286,0.05454396264017155,0.054389242271355165,0.054416439312851755]},{"sheet":"A-B-141","floors":[80],"path":"analysis/wtc2-independent-core-review/sources/A-B-141.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":359,"sha256":"3956c28968825e0ccd92475e432a247cb0146c0937904847cbe94bba5bba7f78","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1408,773],[507,3546,773],[1002,1422,2750],[1007,3566,2746]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[3.954936375319717e-05,-0.04265876585793942],[0.042278097354399885,0.00036712347517607645],[-74.52889033602955,105.38204166186097]],"controlResidualsFt":[0.07699832790613385,0.07715399216489915,0.07678139541870539,0.07693705967735691]},{"sheet":"A-B-143","floors":[81],"path":"analysis/wtc2-independent-core-review/sources/A-B-143.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":361,"sha256":"f18e47bf68179d9367e28f78c9a0e7f7e13b4d8ed4b54ee2de85388f1f8034f0","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1306,960],[507,3446,937],[1002,1331,2930],[1007,3473,2915]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00037530398275323606,-0.04265419911879967],[0.04229478105324422,0.0005618496591522223],[-82.7581499433517,100.8134216795233]],"controlResidualsFt":[0.08736685113023475,0.08701291204432997,0.08728973752246118,0.08693579843646554]},{"sheet":"A-B-135","floors":[77],"path":"analysis/wtc2-independent-core-review/sources/A-B-135.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":353,"sha256":"a1c2789af352b5265f967840e6c6f73cde617b66ae7283ac00fac47e77746a20","controls":[[502,1335,723],[507,3467,720],[1002,1353,2675],[1007,3484,2668]],"pixelConvention":"Native embedded raster rotated180 degrees; no resampling","reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[0.00010043558674928612,-0.04284841938649753],[0.0428195663800154,0.0003845479671652751],[-72.88541901886522,102.60159299031649]],"controlResidualsFt":[0.044016617895944264,0.044107072724772295,0.04403655167689833,0.04412700650567758]},{"sheet":"A-AB-211","pdfPage":505,"path":"analysis/wtc2-express-terminal-review/sources/A-AB-211.png","sha256":"ed67b90c93a52a17e2eea4c4fcbb9873f16ca6af02f688a61b33564cb6bf479c","details":["M/N","P/Q","R/S"]}],"limits":["This is a source-based design reconstruction, not an as-built certification.","Clear shaft geometry is traced on78 and corroborated on77/79/80; one-foot plan uncertainty remains. Exact door thresholds and enclosure wall construction are unresolved.","Secondary slab top +1 foot10 inches is directly dimensioned. Four-inch field thickness and therefore shaft underside cap +1 foot6 inches remain provisional.","Machine-room concrete top is a provisional reading of the revised floor81 plan. Typical detail211 P/Q disagrees; half-foot vertical uncertainty retained. Finish level is deliberately unset.","The four local plates are gross main-area references. Access vestibules, ramps, small holes, grates, equipment, fill and support/haunch geometry are unresolved.","Local elevator75\u201398 pits on77, floor-wide architecture and lower tower bands are outside this revision. Audit clearance is not an accuracy percentage."],"reviewMaskPolygonsFt":[[[-38.37961412399632,66.46507994606299],[-38.21082212272478,4.014275789207915],[-24.589650799683625,3.9392661847421238],[-24.55621714822945,14.561847314300707],[-15.165274538478215,14.515961142157295],[-15.412422100136453,66.64220171362625]],[[-38.18331036298592,-3.9199670965479783],[-38.10135974771739,-66.11596975800857],[-15.089996422890508,-66.15155713638016],[-15.030947309641704,-15.173046993504741],[-24.75987286383613,-15.17430981775334],[-24.60518442896352,-3.910230152435318]]]},"outerStairFlightReview":{"revision":"wtc2-outer-stair-flights-v1","reviewedStairs":["B"],"sourceSheet":"A-B-143","limits":"Architectural reconstruction, not an as-built survey. Plan/tracing uncertainty1 ft; registration residuals are not construction tolerances.76 new departure envelopes are measured independently; the earlier76 transfer passages and lower incoming flights remain unresolved references. At82 the outer stairs terminate and the already traced inner flights take over. Rails, nosing, finishes, stringers, physical landing thickness, sloping soffits and damage/passability remain unresolved. Nominal slab interfaces only;76 mechanical surfaces are unchanged."}},{"schemaVersion":1,"tower":2,"floor":82,"coverage":{"floors":[82],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawings A-A139, A-A-141, A-A-143 (82nd-86th Floor Core Plans)","citation":"LERA A-A139..143: former express shuttle shafts terminated and floored over with solid slab as A.C. Plenum; Stairs A and C re-enter the core at Floor 82; local banks 75-80, 81-86, 87-92, 93-98 active.","displayNote":"Tower B floor82:24 original-plan local hoistways and stairs B. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan. 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No pristine WTC2 slab image or as-built opening survey is claimed.","numericalArtifactExclusion":"NIST p243/PDF59 identifies the core-edge damage line as likely numerical precision/interference. It is not reconstructed as impact damage.","purpose":null,"registrationUncertaintyFt":2.5,"independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","observedAsBuilt":false,"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained."}},"scope":{"directFigureFloor":77,"directFigureTower":2,"isIndependentWtc2Trace":true,"geometryLimits":["Partial network: ambiguous short marks, perimeter connection shapes and bent edge fragments omitted.","No WTC1 beam or opening geometry copied.","Cross-sections and joint details remain representative.","Damage states require independent per-floor/case clipping or retained-path overrides; absent baseline traces are not asserted impact losses.","Reusing visible spans over77\u201385 is source-qualified NIST prototype reconstruction; individual historical floor variations unresolved.","Six major core slab apertures inferred from repeated NIST calculated slab images; smaller openings and actual floor-specific topology unresolved."]},"renderSlab":true,"retainGenericBoundary":true,"slabGeometry":"polygon-openings","beams":[{"id":"WTC2-F77-core-trace-001","sourcePixels":[[20,95],[39,95]],"endpointsFt":[[-25.23792,66.18806],[-25.23792,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,66.88216],[-25.46043,62.43594]]},{"id":"WTC2-F77-core-trace-002","sourcePixels":[[39,95],[61,95]],"endpointsFt":[[-25.23792,61.81901],[-25.23792,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,62.43594],[-25.46043,57.28768]]},{"id":"WTC2-F77-core-trace-003","sourcePixels":[[61,95],[83,95]],"endpointsFt":[[-25.23792,56.76011],[-25.23792,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,57.28768],[-25.46043,52.13942]]},{"id":"WTC2-F77-core-trace-004","sourcePixels":[[83,95],[130,95]],"endpointsFt":[[-25.23792,51.70121],[-25.23792,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,52.13942],[-25.46043,41.14087]]},{"id":"WTC2-F77-core-trace-005","sourcePixels":[[130,95],[164,95]],"endpointsFt":[[-25.23792,40.89356],[-25.23792,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,41.14087],[-25.46043,33.18447]]},{"id":"WTC2-F77-core-trace-006","sourcePixels":[[164,95],[200,95]],"endpointsFt":[[-25.23792,33.07526],[-25.23792,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,33.18447],[-25.46043,24.76005]]},{"id":"WTC2-F77-core-trace-007","sourcePixels":[[200,95],[244,95]],"endpointsFt":[[-25.23792,24.79706],[-25.23792,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,24.76005],[-25.46043,14.46353]]},{"id":"WTC2-F77-core-trace-008","sourcePixels":[[244,95],[260,95]],"endpointsFt":[[-25.23792,14.67926],[-25.23792,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,14.46353],[-25.46043,10.71935]]},{"id":"WTC2-F77-core-trace-009","sourcePixels":[[260,95],[285,95]],"endpointsFt":[[-25.23792,11.00006],[-25.23792,5.25131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.46043,10.71935],[-25.46043,4.86905]]},{"id":"WTC2-F77-core-trace-010","sourcePixels":[[289,94.0],[325,93.52941176470588]],"endpointsFt":[[-25.46887,4.33151],[-25.57756,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-03-outside-reviewed-0","polygonSourcePx":[[260.5,224.5],[259.5,226.5],[263.5,228.5],[263.5,249.5],[260.5,249.5],[260.5,251.5],[263.5,251.5],[263.5,257.5],[264.5,257.5],[264.5,289.5],[278.5,289.5],[278.5,275.5],[277.5,275.5],[278.5,274.5],[278.5,223.5],[277.5,222.5],[263.5,222.5],[262.5,224.5]],"polygonFt":[[-5.185952694470056,41.09136730854108],[-5.106528844609133,41.091692524381685],[-4.348757397465304,39.598236780500415],[-4.540781922775125,39.5974505000881],[-4.541826750062754,38.699511073181114],[-5.818915949403291,38.694281792074435],[-5.817871122115662,39.59222121898142],[-6.447008966176331,39.58964509615215],[-6.015685086504419,39.802164031774865],[-6.015685086504419,40.318311114878895],[-5.817025309549493,40.319124564572796],[-5.816488234878209,40.78069417349053]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-85","car":85,"bank":"Z3B","polygonFt":[[3.428497400858106,47.155633930206854],[3.420586565680395,40.356949697911105],[4.314549005218765,40.36061019468578],[4.3154445714653065,41.13027256060606],[6.060799810564035,41.137419244785185],[6.059904244317508,40.36775687886491],[12.998755560734423,40.3961693062112],[13.006666395912134,47.19485353850695]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 85; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-86","car":86,"bank":"Z3B","polygonFt":[[13.432362795692313,47.19659663220918],[13.424451960514602,40.39791239991343],[22.917481675612592,40.43678338947308],[22.925392510790303,47.23546762176883]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 86; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-87","car":87,"bank":"Z3C","polygonFt":[[-7.094960321456199,39.58699193787474],[-7.102721895592822,32.916584766565705],[2.3477381795271555,32.95528144675514],[2.3554997536637785,39.625688618064174],[-4.540781922775125,39.5974505000881],[-4.541826750062754,38.699511073181114],[-5.818915949403291,38.694281792074435],[-5.817871122115662,39.59222121898142]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 87; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-88","car":88,"bank":"Z3C","polygonFt":[[3.419740753114226,39.63004635231974],[3.411979178977603,32.9596391810107],[12.990148174031631,32.9988587893108],[12.997909748168254,39.66926596061984],[6.059058431751339,39.64085353327354],[6.05801360446371,38.742914106366555],[4.312658365364982,38.73576742218742],[4.313703192652596,39.63370684909441]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 88; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-89","car":89,"bank":"Z3C","polygonFt":[[13.423606147948433,39.671009054322056],[13.41584457381181,33.00060188301302],[22.9088742889098,33.039472872572674],[22.916635863046423,39.70988004388171]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 89; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-90","car":90,"bank":"Z3C","polygonFt":[[-7.116702679774804,20.90130005414366],[-7.123916963427433,14.701242106452568],[-5.378561724328705,14.708388790631702],[-5.37960655161632,13.810449363724715],[2.3254982844049152,13.841999359735013],[2.3337573953451596,20.939996734333093]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 90; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-91","car":91,"bank":"Z3C","polygonFt":[[3.397998394795607,20.944354468588656],[3.389739283855363,13.846357093990576],[4.368841003349772,13.850366209505694],[4.369885830637401,14.748305636412681],[6.03010178978009,14.755103701851368],[6.029056962492476,13.857164274944381],[12.967908278909391,13.885576702290678],[12.976167389849635,20.983574076888758]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 91; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-92","car":92,"bank":"Z3C","polygonFt":[[13.401863789629815,20.985317170590974],[13.39360467868957,13.887319795992894],[22.88663439378756,13.92619078555255],[22.89489350472782,21.02418816015063]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 92; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-95","car":95,"bank":"Z3D","polygonFt":[[-7.157799219754608,-14.417650737531105],[-7.165759808612677,-21.259093990155762],[2.2847002665072864,-21.22039730996633],[2.2926608553653693,-14.378954057341673],[-4.561051181095522,-14.407017865947523],[-4.562145762063508,-15.347716313183426],[-6.5629188410303385,-15.355908853583884],[-6.561824260062352,-14.415210406347981]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 95; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-94","car":94,"bank":"Z3D","polygonFt":[[3.356901854815817,-14.37459632308611],[3.348941265957734,-21.216039575710766],[12.927110261011762,-21.176819967410665],[12.935070849869845,-14.335376714786008],[5.78337133356284,-14.36466068898342],[5.7822767525948535,-15.305359136219323],[4.420048273298278,-15.310937036066449],[4.4211428542662645,-14.370238588830546]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 94; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-93","car":93,"bank":"Z3D","polygonFt":[[13.360767249650024,-14.333633621083791],[13.352806660791941,-21.17507687370845],[22.845836375889945,-21.136205884148794],[22.853796964748014,-14.294762631524137]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 93; common geometry corroborated on same-floor plan"},{"id":"WTC2-F82-PANYNJ-car-96","car":96,"bank":"Z3D","polygonFt":[[-7.17814847502305,-31.906090052052875],[-7.18700463012766,-39.517195670597786],[-5.909915430787123,-39.51196638949112],[-5.909069618220954,-38.78506304389977],[-4.589410778902405,-38.779659453422866],[-4.590256591468574,-39.50656279901422],[2.263455444992317,-39.47849899040837],[2.272311600096913,-31.867393371863457]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 96; 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intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-145","path":"analysis/wtc2-independent-core-review/sources/A-B-145.png","pdfPage":363,"sha256":"d5ba0357c843bdf400f6e3c8d1fb9df0c1d553d0b3788f13bc9f0ac8ffb97569"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"},{"sheet":"A-B-131","path":"analysis/wtc2-independent-core-review/sources/A-B-131.png","pdfPage":349,"sha256":"65854b3990f279d969fbf17cd260109139f6a3c952088540f1d2154f73a7ccfa"},{"sheet":"A-B-132","path":"analysis/wtc2-independent-core-review/sources/A-B-132.png","pdfPage":350,"sha256":"aba4fec89880abd9fec0b9a4488754cbf5e634fa3bbdf1c7750e15ed1afe87f1"},{"sheet":"A-B-145","floors":[82],"path":"analysis/wtc2-independent-core-review/sources/A-B-145.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":363,"sha256":"d5ba0357c843bdf400f6e3c8d1fb9df0c1d553d0b3788f13bc9f0ac8ffb97569","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1326,720],[507,3460,724],[1002,1329,2693],[1007,3468,2696]],"heldOut":[],"reading":"Four-column registration. Outer A/C clear enclosures and first-riser boundaries read separately on each same-floor sheet; 147 supplies only the upper enclosure reference.","matrix":[[-6.933672525159592e-05,-0.04274918103720072],[0.04233225647574806,0.00011918538287158362],[-72.1479636651751,102.21275203958324]],"controlResidualsFt":[0.05457040479916538,0.054598271635172974,0.05444274002128994,0.054470606857292]}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["B"],"sourceRegistration":{"sheet":"A-B-145","floors":[82],"path":"analysis/wtc2-independent-core-review/sources/A-B-145.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":363,"sha256":"d5ba0357c843bdf400f6e3c8d1fb9df0c1d553d0b3788f13bc9f0ac8ffb97569","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1326,720],[507,3460,724],[1002,1329,2693],[1007,3468,2696]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-6.933672525159592e-05,-0.04274918103720072],[0.04233225647574806,0.00011918538287158362],[-72.1479636651751,102.21275203958324]],"controlResidualsFt":[0.05457040479916538,0.054598271635172974,0.05444274002128994,0.054470606857292],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-4.561051181095522,-14.407017865947523],[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[6.03010178978009,14.755103701851368],[4.369885830637401,14.748305636412681],[4.368841003349772,13.850366209505694],[3.389739283855363,13.846357093990576],[3.397998394795607,20.944354468588656],[12.976167389849635,20.983574076888758],[12.967908278909391,13.885576702290678],[6.029056962492476,13.857164274944381]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[13.340417994381568,-31.82207293560556],[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[13.401863789629815,20.985317170590974],[22.89489350472782,21.02418816015063],[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section A and A-B-132 section D: outer stairs1/2 run from76 up to82 and end there. Their upper terminal rooms have a6ft suspended ceiling.","innerStairs":"A-B-131 section B and A-B-132 section F: the new inner stairs1/2 start on82 over closet/duct space and continue to83. No through-floor82 opening is indicated below these new first flights.","floor77B":"A-B-132 section H: stair3 continues from76 through81; independent77 plan differs from the prior rotated box."},"limits":"Original design/revision drawings, not a September2001 survey. Approximate1ft digitization uncertainty; registration residuals are not construction tolerances. Clear stair envelopes, nominal-floor flight voids and82 passage volumes are reconstructed. Stair flights, wall/door construction, finish offsets, support steel, passage ceiling steps and upper-story flight envelopes remain incomplete. The82 inner envelopes use the independently traced83 clear enclosure as a reference; they are not exact sloping soffits. Elevator terminal/machine levels and floor77 local pits remain unresolved. No framing or foundation changes."},"stairFlightReview":{"revision":"wtc2-stair-flights-v1","reviewedStairs":["B"],"limits":"Original architectural drawings, not a September2001 survey. Raster and registration uncertainty1 ft; fine fractions/finish datums, nosing, rails, stringers, fireproofing, sloping soffits and physical landing thickness are unresolved.82 A has14+5 risers; other reviewed stories10+9. A-B-149 explicitly covers84\u201386; its typical flights are used for84\u219285 and85\u219286. No claim of post-impact passability. Floors outside82\u201385 retain reference flights."}},{"schemaVersion":1,"tower":2,"floor":83,"coverage":{"floors":[83],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawings A-A139, A-A-141, A-A-143 (82nd-86th Floor Core Plans)","citation":"LERA A-A139..143: former express shuttle shafts terminated and floored over with solid slab as A.C. Plenum; Stairs A and C re-enter the core at Floor 82; local banks 75-80, 81-86, 87-92, 93-98 active.","displayNote":"Tower B floor83:24 original-plan local hoistways and stairs A, B, C. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-03-outside-reviewed-0","polygonSourcePx":[[260.5,224.5],[259.5,226.5],[263.5,228.5],[263.5,249.5],[260.5,249.5],[260.5,251.5],[263.5,251.5],[263.5,257.5],[264.5,257.5],[264.5,289.5],[278.5,289.5],[278.5,275.5],[277.5,275.5],[278.5,274.5],[278.5,223.5],[277.5,222.5],[263.5,222.5],[262.5,224.5]],"polygonFt":[[-5.185952694470056,41.09136730854108],[-5.106528844609133,41.091692524381685],[-4.348757397465304,39.598236780500415],[-4.540781922775125,39.5974505000881],[-4.541826750062754,38.699511073181114],[-5.818915949403291,38.694281792074435],[-5.817871122115662,39.59222121898142],[-6.447008966176331,39.58964509615215],[-6.015685086504419,39.802164031774865],[-6.015685086504419,40.318311114878895],[-5.817025309549493,40.319124564572796],[-5.816488234878209,40.78069417349053]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-91","car":91,"bank":"Z3C","polygonFt":[[3.397998394795607,20.944354468588656],[3.389739283855363,13.846357093990576],[4.368841003349772,13.850366209505694],[4.369885830637401,14.748305636412681],[6.03010178978009,14.755103701851368],[6.029056962492476,13.857164274944381],[12.967908278909391,13.885576702290678],[12.976167389849635,20.983574076888758]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 91; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-92","car":92,"bank":"Z3C","polygonFt":[[13.401863789629815,20.985317170590974],[13.39360467868957,13.887319795992894],[22.88663439378756,13.92619078555255],[22.89489350472782,21.02418816015063]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 92; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-95","car":95,"bank":"Z3D","polygonFt":[[-7.157799219754608,-14.417650737531105],[-7.165759808612677,-21.259093990155762],[2.2847002665072864,-21.22039730996633],[2.2926608553653693,-14.378954057341673],[-4.561051181095522,-14.407017865947523],[-4.562145762063508,-15.347716313183426],[-6.5629188410303385,-15.355908853583884],[-6.561824260062352,-14.415210406347981]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 95; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-94","car":94,"bank":"Z3D","polygonFt":[[3.356901854815817,-14.37459632308611],[3.348941265957734,-21.216039575710766],[12.927110261011762,-21.176819967410665],[12.935070849869845,-14.335376714786008],[5.78337133356284,-14.36466068898342],[5.7822767525948535,-15.305359136219323],[4.420048273298278,-15.310937036066449],[4.4211428542662645,-14.370238588830546]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 94; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-93","car":93,"bank":"Z3D","polygonFt":[[13.360767249650024,-14.333633621083791],[13.352806660791941,-21.17507687370845],[22.845836375889945,-21.136205884148794],[22.853796964748014,-14.294762631524137]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 93; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-96","car":96,"bank":"Z3D","polygonFt":[[-7.17814847502305,-31.906090052052875],[-7.18700463012766,-39.517195670597786],[-5.909915430787123,-39.51196638949112],[-5.909069618220954,-38.78506304389977],[-4.589410778902405,-38.779659453422866],[-4.590256591468574,-39.50656279901422],[2.263455444992317,-39.47849899040837],[2.272311600096913,-31.867393371863457]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 96; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-97","car":97,"bank":"Z3D","polygonFt":[[3.3365525995473604,-31.863035637607894],[3.327696444442765,-39.474141256152805],[4.221658883981135,-39.470480759378134],[4.222504696547304,-38.74357741378678],[5.967859935646047,-38.73643072960765],[5.9670141230798635,-39.463334075199],[12.905865439496793,-39.434921647852704],[12.914721594601389,-31.823816029307793]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 97; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-98","car":98,"bank":"Z3D","polygonFt":[[13.340417994381568,-31.82207293560556],[13.331561839276972,-39.43317855415047],[22.824591554374962,-39.39430756459085],[22.83344770947957,-31.783201946045935]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 98; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-78","car":78,"bank":"Z3A","polygonFt":[[-7.187750935333099,-40.158580975531365],[-7.196507583076979,-47.68416855341847],[2.253952492042984,-47.645471873229056],[2.262709139786864,-40.11988429534195],[-4.591002896674013,-40.1479481039478],[-4.592346246043817,-41.30244165282819],[-5.912005085362367,-41.307845243305096],[-5.910661735992562,-40.1533516944247]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 78; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-79","car":79,"bank":"Z3A","polygonFt":[[3.3269501392373115,-40.115526561086384],[3.3181934914934317,-47.64111413897349],[12.89636248654746,-47.60189453067339],[12.90511913429134,-40.07630695278628],[5.966267817874424,-40.10471938013258],[5.96492446850462,-41.259212929012975],[4.2195692294058915,-41.26635961319211],[4.220912578775696,-40.11186606431171]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 79; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-80","car":80,"bank":"Z3A","polygonFt":[[13.330815534071519,-40.07456385908405],[13.322058886327639,-47.60015143697116],[22.81508860142563,-47.561280447411534],[22.82384524916951,-40.035692869524425]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 80; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-77","car":77,"bank":"Z3A","polygonFt":[[-7.20934403261063,-58.71599579827573],[-7.218299695075956,-66.41261945747847],[-5.685792655867317,-66.40634432015047],[-5.6845985675386,-65.38012783225675],[-4.194661168307974,-65.37402700429895],[-4.1958552566366905,-66.40024349219267],[2.2321603800440215,-66.37392277728905],[2.241116042509347,-58.67729911808631]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 77; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-76","car":76,"bank":"Z3A","polygonFt":[[3.3053570419597946,-58.67294138383075],[3.296401379494469,-66.36956504303349],[4.445781658900941,-66.36485869003748],[4.446975747229658,-65.33864220214376],[6.107191706372362,-65.33184413670507],[6.105997618043645,-66.35806062459879],[12.874570374548497,-66.33034543473339],[12.883526037013823,-58.633721775530645]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 76; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-car-75","car":75,"bank":"Z3A","polygonFt":[[13.309222436794002,-58.631978681828414],[13.300266774328676,-66.32860234103116],[22.793296489426666,-66.28973135147153],[22.80225215189199,-58.59310769226879]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 75; common geometry corroborated on same-floor plan"},{"id":"WTC2-F83-PANYNJ-stair-A","stair":"A","polygonFt":[[-23.292389322948473,-15.082340273450143],[-23.305126265121388,-26.02864947764961],[-19.473858667099776,-26.012961634329557],[-19.46918182114566,-21.993613723412565],[-15.63791422312405,-21.977925880092528],[-15.62985412690525,-15.050964586810068]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"},{"id":"WTC2-F83-PANYNJ-stair-B","stair":"B","polygonFt":[[4.859178166776459,-3.764258453560103],[4.847436298210795,-13.855387251181469],[17.02235333192391,-13.8055347712978],[17.02812475884602,-8.845488413144935],[16.219301599263673,-8.84880029117916],[16.225272040907228,-3.7177178517106597]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"},{"id":"WTC2-F83-PANYNJ-stair-C","stair":"C","polygonFt":[[-23.257810515096224,14.635178855138193],[-23.27064696462986,3.6033516102809386],[-15.693251048542677,3.6343786781805676],[-15.681459426296655,13.768266496130835],[-19.427587744362235,13.752927271551243],[-19.426542917074613,14.65086669845823]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["A","B","C"],"sourceRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-23.292389322948473,-15.082340273450143],[-15.62985412690525,-15.050964586810068],[-15.650651165296964,-32.92423508429199],[-23.313186361340186,-32.95561077093207]],[[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426],[-4.561051181095522,-14.407017865947523]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-15.674493911045843,19.754529342177406],[-15.693251048542677,3.6343786781805676],[-23.27064696462986,3.6033516102809386],[-23.251889827133034,19.723502274277777]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047],[13.340417994381568,-31.82207293560556]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[4.369885830637401,14.748305636412681],[4.368841003349772,13.8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architectural drawings, not a September2001 survey. Raster and registration uncertainty1 ft; fine fractions/finish datums, nosing, rails, stringers, fireproofing, sloping soffits and physical landing thickness are unresolved.82 A has14+5 risers; other reviewed stories10+9. A-B-149 explicitly covers84\u201386; its typical flights are used for84\u219285 and85\u219286. No claim of post-impact passability. Floors outside82\u201385 retain reference flights."}},{"schemaVersion":1,"tower":2,"floor":84,"coverage":{"floors":[84],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawings A-A139, A-A-141, A-A-143 (82nd-86th Floor Core Plans)","citation":"LERA A-A139..143: former express shuttle shafts terminated and floored over with solid slab as A.C. Plenum; Stairs A and C re-enter the core at Floor 82; local banks 75-80, 81-86, 87-92, 93-98 active.","displayNote":"Tower B floor84:24 original-plan local hoistways and stairs A, B, C. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-03-outside-reviewed-0","polygonSourcePx":[[260.5,224.5],[259.5,226.5],[263.5,228.5],[263.5,249.5],[260.5,249.5],[260.5,251.5],[263.5,251.5],[263.5,257.5],[264.5,257.5],[264.5,289.5],[278.5,289.5],[278.5,275.5],[277.5,275.5],[278.5,274.5],[278.5,223.5],[277.5,222.5],[263.5,222.5],[262.5,224.5]],"polygonFt":[[-5.185952694470056,41.09136730854108],[-5.106528844609133,41.091692524381685],[-4.348757397465304,39.598236780500415],[-4.540781922775125,39.5974505000881],[-4.541826750062754,38.699511073181114],[-5.818915949403291,38.694281792074435],[-5.817871122115662,39.59222121898142],[-6.447008966176331,39.58964509615215],[-6.015685086504419,39.802164031774865],[-6.015685086504419,40.318311114878895],[-5.817025309549493,40.319124564572796],[-5.816488234878209,40.78069417349053]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-91","car":91,"bank":"Z3C","polygonFt":[[3.397998394795607,20.944354468588656],[3.389739283855363,13.846357093990576],[4.368841003349772,13.850366209505694],[4.369885830637401,14.748305636412681],[6.03010178978009,14.755103701851368],[6.029056962492476,13.857164274944381],[12.967908278909391,13.885576702290678],[12.976167389849635,20.983574076888758]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 91; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-92","car":92,"bank":"Z3C","polygonFt":[[13.401863789629815,20.985317170590974],[13.39360467868957,13.887319795992894],[22.88663439378756,13.92619078555255],[22.89489350472782,21.02418816015063]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 92; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-95","car":95,"bank":"Z3D","polygonFt":[[-7.157799219754608,-14.417650737531105],[-7.165759808612677,-21.259093990155762],[2.2847002665072864,-21.22039730996633],[2.2926608553653693,-14.378954057341673],[-4.561051181095522,-14.407017865947523],[-4.562145762063508,-15.347716313183426],[-6.5629188410303385,-15.355908853583884],[-6.561824260062352,-14.415210406347981]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 95; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-94","car":94,"bank":"Z3D","polygonFt":[[3.356901854815817,-14.37459632308611],[3.348941265957734,-21.216039575710766],[12.927110261011762,-21.176819967410665],[12.935070849869845,-14.335376714786008],[5.78337133356284,-14.36466068898342],[5.7822767525948535,-15.305359136219323],[4.420048273298278,-15.310937036066449],[4.4211428542662645,-14.370238588830546]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 94; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-93","car":93,"bank":"Z3D","polygonFt":[[13.360767249650024,-14.333633621083791],[13.352806660791941,-21.17507687370845],[22.845836375889945,-21.136205884148794],[22.853796964748014,-14.294762631524137]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 93; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-96","car":96,"bank":"Z3D","polygonFt":[[-7.17814847502305,-31.906090052052875],[-7.18700463012766,-39.517195670597786],[-5.909915430787123,-39.51196638949112],[-5.909069618220954,-38.78506304389977],[-4.589410778902405,-38.779659453422866],[-4.590256591468574,-39.50656279901422],[2.263455444992317,-39.47849899040837],[2.272311600096913,-31.867393371863457]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 96; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-97","car":97,"bank":"Z3D","polygonFt":[[3.3365525995473604,-31.863035637607894],[3.327696444442765,-39.474141256152805],[4.221658883981135,-39.470480759378134],[4.222504696547304,-38.74357741378678],[5.967859935646047,-38.73643072960765],[5.9670141230798635,-39.463334075199],[12.905865439496793,-39.434921647852704],[12.914721594601389,-31.823816029307793]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 97; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-98","car":98,"bank":"Z3D","polygonFt":[[13.340417994381568,-31.82207293560556],[13.331561839276972,-39.43317855415047],[22.824591554374962,-39.39430756459085],[22.83344770947957,-31.783201946045935]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 98; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-78","car":78,"bank":"Z3A","polygonFt":[[-7.187750935333099,-40.158580975531365],[-7.196507583076979,-47.68416855341847],[2.253952492042984,-47.645471873229056],[2.262709139786864,-40.11988429534195],[-4.591002896674013,-40.1479481039478],[-4.592346246043817,-41.30244165282819],[-5.912005085362367,-41.307845243305096],[-5.910661735992562,-40.1533516944247]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 78; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-79","car":79,"bank":"Z3A","polygonFt":[[3.3269501392373115,-40.115526561086384],[3.3181934914934317,-47.64111413897349],[12.89636248654746,-47.60189453067339],[12.90511913429134,-40.07630695278628],[5.966267817874424,-40.10471938013258],[5.96492446850462,-41.259212929012975],[4.2195692294058915,-41.26635961319211],[4.220912578775696,-40.11186606431171]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 79; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-80","car":80,"bank":"Z3A","polygonFt":[[13.330815534071519,-40.07456385908405],[13.322058886327639,-47.60015143697116],[22.81508860142563,-47.561280447411534],[22.82384524916951,-40.035692869524425]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 80; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-77","car":77,"bank":"Z3A","polygonFt":[[-7.20934403261063,-58.71599579827573],[-7.218299695075956,-66.41261945747847],[-5.685792655867317,-66.40634432015047],[-5.6845985675386,-65.38012783225675],[-4.194661168307974,-65.37402700429895],[-4.1958552566366905,-66.40024349219267],[2.2321603800440215,-66.37392277728905],[2.241116042509347,-58.67729911808631]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 77; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-76","car":76,"bank":"Z3A","polygonFt":[[3.3053570419597946,-58.67294138383075],[3.296401379494469,-66.36956504303349],[4.445781658900941,-66.36485869003748],[4.446975747229658,-65.33864220214376],[6.107191706372362,-65.33184413670507],[6.105997618043645,-66.35806062459879],[12.874570374548497,-66.33034543473339],[12.883526037013823,-58.633721775530645]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 76; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-car-75","car":75,"bank":"Z3A","polygonFt":[[13.309222436794002,-58.631978681828414],[13.300266774328676,-66.32860234103116],[22.793296489426666,-66.28973135147153],[22.80225215189199,-58.59310769226879]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 75; common geometry corroborated on same-floor plan"},{"id":"WTC2-F84-PANYNJ-stair-A","stair":"A","polygonFt":[[-23.276399815307485,-15.19183302260842],[-23.248222294307205,-26.143067903079455],[-19.10426696562405,-26.11546992473606],[-19.106248197569386,-25.345461222202943],[-15.09045643575272,-25.3187167895815],[-15.116652724807672,-15.137490611643585]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-149","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"},{"id":"WTC2-F84-PANYNJ-stair-B","stair":"B","polygonFt":[[5.2324064068739915,-3.7510941326178937],[5.258822832811759,-14.01787683305949],[17.220755740350754,-13.93821256567648],[17.207547527381877,-8.80482121545569],[16.438566126182934,-8.809942489787446],[16.425357913214057,-3.676551139566641]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-149","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"},{"id":"WTC2-F84-PANYNJ-stair-C","stair":"C","polygonFt":[[-23.352897382085587,14.539058547420353],[-23.324389655761088,3.4594888831937993],[-15.335527321083255,3.5126932331960177],[-15.361833678579607,13.736697672385773],[-19.206740684574292,13.711091300726949],[-19.20894205340244,14.566656525763747]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-149","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-149","path":"analysis/wtc2-independent-core-review/sources/A-B-149.png","pdfPage":367,"sha256":"aeb27f4dbe0f45a108069851c24d0057a0ef88abecc27d03c3c8648a7115d617"}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["A","B","C"],"sourceRegistration":{"sheet":"A-B-149","floors":[84,85,86],"path":"analysis/wtc2-independent-core-review/sources/A-B-149.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":367,"sha256":"aeb27f4dbe0f45a108069851c24d0057a0ef88abecc27d03c3c8648a7115d617","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1277,733],[507,3409,728],[1002,1287,2688],[1007,3425,2682]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00011006844140734303,-0.04277826125183997],[0.042721188955496425,0.00028451524065361904],[-73.21571624183557,100.02164390897182]],"controlResidualsFt":[0.06516861861114226,0.06520140767354467,0.06498548655415334,0.06501827561643093],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-23.292389322948473,-15.082340273450143],[-15.62985412690525,-15.050964586810068],[-15.650651165296964,-32.92423508429199],[-23.313186361340186,-32.95561077093207]],[[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426],[-4.561051181095522,-14.407017865947523]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-15.674493911045843,19.754529342177406],[-15.693251048542677,3.6343786781805676],[-23.27064696462986,3.6033516102809386],[-23.251889827133034,19.723502274277777]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047],[13.340417994381568,-31.82207293560556]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[4.369885830637401,14.748305636412681],[4.368841003349772,13.8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architectural drawings, not a September2001 survey. Raster and registration uncertainty1 ft; fine fractions/finish datums, nosing, rails, stringers, fireproofing, sloping soffits and physical landing thickness are unresolved.82 A has14+5 risers; other reviewed stories10+9. A-B-149 explicitly covers84\u201386; its typical flights are used for84\u219285 and85\u219286. No claim of post-impact passability. Floors outside82\u201385 retain reference flights."}},{"schemaVersion":1,"tower":2,"floor":85,"coverage":{"floors":[85],"evidenceType":"Independent Tower B architectural circulation over retained NIST prototype","source":"LERA PAC1 TOWER A drawings A-A139, A-A-141, A-A-143 (82nd-86th Floor Core Plans)","citation":"LERA A-A139..143: former express shuttle shafts terminated and floored over with solid slab as A.C. Plenum; Stairs A and C re-enter the core at Floor 82; local banks 75-80, 81-86, 87-92, 93-98 active.","displayNote":"Tower B floor85:24 original-plan local hoistways and stairs A, B, C. Remaining openings and all158 beams retain NIST/earlier prototypes; not a complete as-built plan.","beamEvidenceType":"reused NIST analysis-model trace","architecturalTower":2,"tower2Derivation":"Local hoistways and specified stairs measured from original Tower B plans. Remaining architecture retains prior source interpretations."},"sources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. 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original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.69057,3.93301],[-25.79887,-4.49142]]},{"id":"WTC2-F77-core-trace-011","sourcePixels":[[325,93.52941176470588],[449,91.90849673202614]],"endpointsFt":[[-25.57756,-3.94669],[-25.95192,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-25.79887,-4.49142],[-26.17191,-33.50887]]},{"id":"WTC2-F77-core-trace-012","sourcePixels":[[449,91.90849673202614],[531,90.83660130718954]],"endpointsFt":[[-25.95192,-32.46048],[-26.19948,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.17191,-33.50887],[-26.41859,-52.69783]]},{"id":"WTC2-F77-core-trace-013","sourcePixels":[[531,90.83660130718954],[553,90.54901960784314]],"endpointsFt":[[-26.19948,-51.31638],[-26.26589,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.41859,-52.69783],[-26.48478,-57.84609]]},{"id":"WTC2-F77-core-trace-014","sourcePixels":[[553,90.54901960784314],[595,90.0]],"endpointsFt":[[-26.26589,-56.37528],[-26.39269,-66.03318]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-26.48478,-57.84609],[-26.61113,-67.67458]]},{"id":"WTC2-F77-core-trace-015","sourcePixels":[[21,184],[40,184]],"endpointsFt":[[-4.68287,65.95811],[-4.68287,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,66.64815],[-4.97807,62.20192]]},{"id":"WTC2-F77-core-trace-016","sourcePixels":[[40,184],[62,184]],"endpointsFt":[[-4.68287,61.58906],[-4.68287,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,62.20192],[-4.97807,57.05367]]},{"id":"WTC2-F77-core-trace-017","sourcePixels":[[62,184],[85,184]],"endpointsFt":[[-4.68287,56.53016],[-4.68287,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,57.05367],[-4.97807,51.6714]]},{"id":"WTC2-F77-core-trace-018","sourcePixels":[[85,184],[106,184]],"endpointsFt":[[-4.68287,51.24131],[-4.68287,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,51.6714],[-4.97807,46.75715]]},{"id":"WTC2-F77-core-trace-019","sourcePixels":[[106,184],[129,184]],"endpointsFt":[[-4.68287,46.41236],[-4.68287,41.12351]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.97807,46.75715],[-4.97807,41.37488]]},{"id":"WTC2-F77-core-trace-020","sourcePixels":[[134,173],[171,173]],"endpointsFt":[[-7.22339,39.97376],[-7.22339,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,40.20482],[-7.5096,31.54639]]},{"id":"WTC2-F77-core-trace-021","sourcePixels":[[171,173],[200,173]],"endpointsFt":[[-7.22339,31.46561],[-7.22339,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,31.54639],[-7.5096,24.76005]]},{"id":"WTC2-F77-core-trace-022","sourcePixels":[[200,173],[218,173]],"endpointsFt":[[-7.22339,24.79706],[-7.22339,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,24.76005],[-7.5096,20.54784]]},{"id":"WTC2-F77-core-trace-023","sourcePixels":[[218,173],[244,173]],"endpointsFt":[[-7.22339,20.65796],[-7.22339,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.5096,20.54784],[-7.5096,14.46353]]},{"id":"WTC2-F77-core-trace-024","sourcePixels":[[248,187],[293,187]],"endpointsFt":[[-3.99001,13.75946],[-3.99001,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,13.52749],[-4.28766,2.99696]]},{"id":"WTC2-F77-core-trace-025","sourcePixels":[[293,187],[323,187]],"endpointsFt":[[-3.99001,3.41171],[-3.99001,-3.48679]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,2.99696],[-4.28766,-4.02339]]},{"id":"WTC2-F77-core-trace-026","sourcePixels":[[327,172],[357,172]],"endpointsFt":[[-7.45434,-4.40659],[-7.45434,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-4.95944],[-7.73974,-11.97979]]},{"id":"WTC2-F77-core-trace-027","sourcePixels":[[357,172],[371,172]],"endpointsFt":[[-7.45434,-11.30509],[-7.45434,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-11.97979],[-7.73974,-15.25596]]},{"id":"WTC2-F77-core-trace-028","sourcePixels":[[371,172],[417,172]],"endpointsFt":[[-7.45434,-14.52439],[-7.45434,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-15.25596],[-7.73974,-26.02049]]},{"id":"WTC2-F77-core-trace-029","sourcePixels":[[417,172],[453,172]],"endpointsFt":[[-7.45434,-25.10208],[-7.45434,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-26.02049],[-7.73974,-34.44492]]},{"id":"WTC2-F77-core-trace-030","sourcePixels":[[453,172],[480,172]],"endpointsFt":[[-7.45434,-33.38028],[-7.45434,-39.58893]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-7.73974,-34.44492],[-7.73974,-40.76323]]},{"id":"WTC2-F77-core-trace-031","sourcePixels":[[486,181],[508,181]],"endpointsFt":[[-5.37574,-40.96863],[-5.37574,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-42.1673],[-5.66849,-47.31556]]},{"id":"WTC2-F77-core-trace-032","sourcePixels":[[508,181],[531,181]],"endpointsFt":[[-5.37574,-46.02753],[-5.37574,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-47.31556],[-5.66849,-52.69783]]},{"id":"WTC2-F77-core-trace-033","sourcePixels":[[531,181],[553,181]],"endpointsFt":[[-5.37574,-51.31638],[-5.37574,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-52.69783],[-5.66849,-57.84609]]},{"id":"WTC2-F77-core-trace-034","sourcePixels":[[553,181],[576,181]],"endpointsFt":[[-5.37574,-56.37528],[-5.37574,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-57.84609],[-5.66849,-63.22836]]},{"id":"WTC2-F77-core-trace-035","sourcePixels":[[576,181],[594,181]],"endpointsFt":[[-5.37574,-61.66413],[-5.37574,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.66849,-63.22836],[-5.66849,-67.44057]]},{"id":"WTC2-F77-core-trace-036","sourcePixels":[[21,231],[132,231]],"endpointsFt":[[6.17203,65.95811],[6.17203,40.43366]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.83845,66.64815],[5.83845,40.67285]]},{"id":"WTC2-F77-core-trace-037","sourcePixels":[[135,217],[167,217]],"endpointsFt":[[2.93866,39.74381],[2.93866,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,39.97081],[2.61651,32.48244]]},{"id":"WTC2-F77-core-trace-038","sourcePixels":[[167,217],[216,217]],"endpointsFt":[[2.93866,32.38541],[2.93866,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,32.48244],[2.61651,21.01586]]},{"id":"WTC2-F77-core-trace-039","sourcePixels":[[216,217],[244,217]],"endpointsFt":[[2.93866,21.11786],[2.93866,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.61651,21.01586],[2.61651,14.46353]]},{"id":"WTC2-F77-core-trace-040","sourcePixels":[[250,235],[315,235]],"endpointsFt":[[7.09586,13.29956],[7.09586,-1.64719]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.75901,13.05946],[6.75901,-2.1513]]},{"id":"WTC2-F77-core-trace-041","sourcePixels":[[328,224],[369,224]],"endpointsFt":[[4.55535,-4.63654],[4.55535,-14.06449]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,-5.19345],[4.22748,-14.78793]]},{"id":"WTC2-F77-core-trace-042","sourcePixels":[[373,216],[404,216]],"endpointsFt":[[2.7077,-14.98429],[2.7077,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-15.72398],[2.38637,-22.97834]]},{"id":"WTC2-F77-core-trace-043","sourcePixels":[[404,216],[450,216]],"endpointsFt":[[2.7077,-22.11273],[2.7077,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-22.97834],[2.38637,-33.74288]]},{"id":"WTC2-F77-core-trace-044","sourcePixels":[[450,216],[479,216]],"endpointsFt":[[2.7077,-32.69043],[2.7077,-39.35898]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[2.38637,-33.74288],[2.38637,-40.52922]]},{"id":"WTC2-F77-core-trace-045","sourcePixels":[[486,226],[594,226]],"endpointsFt":[[5.01726,-40.96863],[5.01726,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.68776,-42.1673],[4.68776,-67.44057]]},{"id":"WTC2-F77-core-trace-046","sourcePixels":[[23,318],[197,318]],"endpointsFt":[[26.26516,65.49821],[26.26516,25.48691]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.86053,66.18012],[25.86053,25.46208]]},{"id":"WTC2-F77-core-trace-047","sourcePixels":[[205,308],[289,308]],"endpointsFt":[[23.95561,23.64731],[23.95561,4.33151]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.55915,23.58999],[23.55915,3.93301]]},{"id":"WTC2-F77-core-trace-048","sourcePixels":[[297,315],[594,315]],"endpointsFt":[[25.5723,2.49191],[25.5723,-65.80323]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.17012,2.06091],[25.17012,-67.44057]]},{"id":"WTC2-F77-core-trace-049","sourcePixels":[[200,37],[244,37]],"endpointsFt":[[-38.63334,24.79706],[-38.63334,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,24.76005],[-38.80849,14.46353]]},{"id":"WTC2-F77-core-trace-050","sourcePixels":[[244,37],[287,37]],"endpointsFt":[[-38.63334,14.67926],[-38.63334,4.79141]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,14.46353],[-38.80849,4.40103]]},{"id":"WTC2-F77-core-trace-051","sourcePixels":[[325,71],[414,71]],"endpointsFt":[[-30.78085,-3.94669],[-30.78085,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-30.98377,-4.49142],[-30.98377,-25.31846]]},{"id":"WTC2-F77-core-trace-052","sourcePixels":[[326,37],[448,37]],"endpointsFt":[[-38.63334,-4.17664],[-38.63334,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.80849,-4.72543],[-38.80849,-33.27486]]},{"id":"WTC2-F77-core-trace-053","sourcePixels":[[247,77],[259,77]],"endpointsFt":[[-29.39512,13.98941],[-29.39512,11.23001]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-29.60293,13.7615],[-29.60293,10.95336]]},{"id":"WTC2-F77-core-trace-054","sourcePixels":[[247,102],[288,102]],"endpointsFt":[[-23.62123,13.98941],[-23.62123,4.56146]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,13.7615],[-23.84946,4.16702]]},{"id":"WTC2-F77-core-trace-055","sourcePixels":[[246,139],[292,139]],"endpointsFt":[[-15.07587,14.21936],[-15.07587,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.33432,13.99551],[-15.33432,3.23097]]},{"id":"WTC2-F77-core-trace-056","sourcePixels":[[374,101],[415,101]],"endpointsFt":[[-23.85218,-15.21424],[-23.85218,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-15.95799],[-24.0796,-25.55247]]},{"id":"WTC2-F77-core-trace-057","sourcePixels":[[374,138],[415,138]],"endpointsFt":[[-15.30683,-15.21424],[-15.30683,-24.64218]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-15.56446,-15.95799],[-15.56446,-25.55247]]},{"id":"WTC2-F77-core-trace-058","sourcePixels":[[135,264],[166,264]],"endpointsFt":[[13.79357,39.74381],[13.79357,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.43303,39.97081],[13.43303,32.71645]]},{"id":"WTC2-F77-core-trace-059","sourcePixels":[[135,307],[167,307]],"endpointsFt":[[23.72465,39.74381],[23.72465,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.32901,39.97081],[23.32901,32.48244]]},{"id":"WTC2-F77-core-trace-060","sourcePixels":[[219,263],[249,263]],"endpointsFt":[[13.56261,20.42801],[13.56261,13.52951]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[13.2029,20.31383],[13.2029,13.29347]]},{"id":"WTC2-F77-core-trace-061","sourcePixels":[[329,276],[367,276]],"endpointsFt":[[16.56503,-4.86649],[16.56503,-13.60459]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[16.1947,-5.42746],[16.1947,-14.31991]]},{"id":"WTC2-F77-core-trace-062","sourcePixels":[[329,202],[366,202]],"endpointsFt":[[-0.52568,-4.86649],[-0.52568,-13.37464]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-0.83557,-5.42746],[-0.83557,-14.0859]]},{"id":"WTC2-F77-core-trace-063","sourcePixels":[[373,262],[403,262]],"endpointsFt":[[13.33166,-14.98429],[13.33166,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.97276,-15.72398],[12.97276,-22.74433]]},{"id":"WTC2-F77-core-trace-064","sourcePixels":[[404,245],[448,245]],"endpointsFt":[[9.40541,-22.11273],[9.40541,-32.23053]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[9.0604,-22.97834],[9.0604,-33.27486]]},{"id":"WTC2-F77-core-trace-065","sourcePixels":[[374,306],[403,306]],"endpointsFt":[[23.4937,-15.21424],[23.4937,-21.88278]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[23.09887,-15.95799],[23.09887,-22.74433]]},{"id":"WTC2-F77-core-trace-066","sourcePixels":[[451,261],[483,261]],"endpointsFt":[[13.1007,-32.92038],[13.1007,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[12.74262,-33.97689],[12.74262,-41.46527]]},{"id":"WTC2-F77-core-trace-067","sourcePixels":[[452,305],[483,305]],"endpointsFt":[[23.26274,-33.15033],[23.26274,-40.27878]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[22.86873,-34.2109],[22.86873,-41.46527]]},{"id":"WTC2-F77-core-trace-068","sourcePixels":[[171,372],[203,372]],"endpointsFt":[[38.73676,31.46561],[38.73676,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,31.54639],[38.28803,24.05801]]},{"id":"WTC2-F77-core-trace-069","sourcePixels":[[203,372],[292,372]],"endpointsFt":[[38.73676,24.10721],[38.73676,3.64166]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.28803,24.05801],[38.28803,3.23097]]},{"id":"WTC2-F77-core-trace-070","sourcePixels":[[335,371],[410,370]],"endpointsFt":[[38.50581,-6.24619],[38.27485,-23.49243]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[38.05789,-6.83153],[37.82775,-24.38241]]},{"id":"WTC2-F77-core-trace-071","sourcePixels":[[39,21],[39,92]],"endpointsFt":[[-42.32862,61.81901],[-25.93078,61.81901]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,62.43594],[-26.15085,62.43594]]},{"id":"WTC2-F77-core-trace-072","sourcePixels":[[61,21],[61,93]],"endpointsFt":[[-42.32862,56.76011],[-25.69983,56.76011]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,57.28768],[-25.92071,57.28768]]},{"id":"WTC2-F77-core-trace-073","sourcePixels":[[83,21],[83,92]],"endpointsFt":[[-42.32862,51.70121],[-25.93078,51.70121]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.49071,52.13942],[-26.15085,52.13942]]},{"id":"WTC2-F77-core-trace-074","sourcePixels":[[130,20],[130,93]],"endpointsFt":[[-42.55958,40.89356],[-25.69983,40.89356]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,41.14087],[-25.92071,41.14087]]},{"id":"WTC2-F77-core-trace-075","sourcePixels":[[164,20],[164,94]],"endpointsFt":[[-42.55958,33.07526],[-25.46887,33.07526]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,33.18447],[-25.69057,33.18447]]},{"id":"WTC2-F77-core-trace-076","sourcePixels":[[200,40],[200,92]],"endpointsFt":[[-37.94047,24.79706],[-25.93078,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-38.11807,24.76005],[-26.15085,24.76005]]},{"id":"WTC2-F77-core-trace-077","sourcePixels":[[244,41],[244,92]],"endpointsFt":[[-37.70951,14.67926],[-25.93078,14.67926]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.88793,14.46353],[-26.15085,14.46353]]},{"id":"WTC2-F77-core-trace-078","sourcePixels":[[260,43],[260,92]],"endpointsFt":[[-37.2476,11.00006],[-25.93078,11.00006]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-37.42765,10.71935],[-26.15085,10.71935]]},{"id":"WTC2-F77-core-trace-079","sourcePixels":[[291,20],[291,91]],"endpointsFt":[[-42.55958,3.87161],[-26.16174,3.87161]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,3.46498],[-26.38099,3.46498]]},{"id":"WTC2-F77-core-trace-080","sourcePixels":[[322,23],[322,92]],"endpointsFt":[[-41.86671,-3.25684],[-25.93078,-3.25684]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.03043,-3.78938],[-26.15085,-3.78938]]},{"id":"WTC2-F77-core-trace-081","sourcePixels":[[449,20],[449,91]],"endpointsFt":[[-42.55958,-32.46048],[-26.16174,-32.46048]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-33.50887],[-26.38099,-33.50887]]},{"id":"WTC2-F77-core-trace-082","sourcePixels":[[529,20],[529,88]],"endpointsFt":[[-42.55958,-50.85648],[-26.8546,-50.85648]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-52.22981],[-27.07141,-52.22981]]},{"id":"WTC2-F77-core-trace-083","sourcePixels":[[552,20],[552,89]],"endpointsFt":[[-42.55958,-56.14533],[-26.62365,-56.14533]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-57.61208],[-26.84127,-57.61208]]},{"id":"WTC2-F77-core-trace-084","sourcePixels":[[575,20],[575,89]],"endpointsFt":[[-42.55958,-61.43418],[-26.62365,-61.43418]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-42.72085,-62.99435],[-26.84127,-62.99435]]},{"id":"WTC2-F77-core-trace-085","sourcePixels":[[40,101],[40,181]],"endpointsFt":[[-23.85218,61.58906],[-5.37574,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,62.20192],[-5.66849,62.20192]]},{"id":"WTC2-F77-core-trace-086","sourcePixels":[[62,101],[62,181]],"endpointsFt":[[-23.85218,56.53016],[-5.37574,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,57.05367],[-5.66849,57.05367]]},{"id":"WTC2-F77-core-trace-087","sourcePixels":[[85,101],[85,181]],"endpointsFt":[[-23.85218,51.24131],[-5.37574,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,51.6714],[-5.66849,51.6714]]},{"id":"WTC2-F77-core-trace-088","sourcePixels":[[106,102],[106,180]],"endpointsFt":[[-23.62123,46.41236],[-5.6067,46.41236]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,46.75715],[-5.89863,46.75715]]},{"id":"WTC2-F77-core-trace-089","sourcePixels":[[133,104],[133,172]],"endpointsFt":[[-23.15932,40.20371],[-7.45434,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,40.43883],[-7.73974,40.43883]]},{"id":"WTC2-F77-core-trace-090","sourcePixels":[[171,102],[171,171]],"endpointsFt":[[-23.62123,31.46561],[-7.6853,31.46561]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,31.54639],[-7.96988,31.54639]]},{"id":"WTC2-F77-core-trace-091","sourcePixels":[[200,102],[200,169]],"endpointsFt":[[-23.62123,24.79706],[-8.14721,24.79706]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,24.76005],[-8.43016,24.76005]]},{"id":"WTC2-F77-core-trace-092","sourcePixels":[[218,102],[218,170]],"endpointsFt":[[-23.62123,20.65796],[-7.91625,20.65796]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.84946,20.54784],[-8.20002,20.54784]]},{"id":"WTC2-F77-core-trace-093","sourcePixels":[[245,106],[245,172]],"endpointsFt":[[-22.6974,14.44931],[-7.45434,14.44931]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-22.92891,14.22952],[-7.73974,14.22952]]},{"id":"WTC2-F77-core-trace-094","sourcePixels":[[293,101],[293,181]],"endpointsFt":[[-23.85218,3.41171],[-5.37574,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,2.99696],[-5.66849,2.99696]]},{"id":"WTC2-F77-core-trace-095","sourcePixels":[[325,101],[325,170]],"endpointsFt":[[-23.85218,-3.94669],[-7.91625,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-4.49142],[-8.20002,-4.49142]]},{"id":"WTC2-F77-core-trace-096","sourcePixels":[[357,100],[357,169]],"endpointsFt":[[-24.08314,-11.30509],[-8.14721,-11.30509]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.30974,-11.97979],[-8.43016,-11.97979]]},{"id":"WTC2-F77-core-trace-097","sourcePixels":[[371,104],[371,170]],"endpointsFt":[[-23.15932,-14.52439],[-7.91625,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-15.25596],[-8.20002,-15.25596]]},{"id":"WTC2-F77-core-trace-098","sourcePixels":[[417,104],[417,169]],"endpointsFt":[[-23.15932,-25.10208],[-8.14721,-25.10208]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-23.38918,-26.02049],[-8.43016,-26.02049]]},{"id":"WTC2-F77-core-trace-099","sourcePixels":[[453,101],[453,169]],"endpointsFt":[[-23.85218,-33.38028],[-8.14721,-33.38028]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.0796,-34.44492],[-8.43016,-34.44492]]},{"id":"WTC2-F77-core-trace-100","sourcePixels":[[484,99],[484,168]],"endpointsFt":[[-24.31409,-40.50873],[-8.37816,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-41.69928],[-8.6603,-41.69928]]},{"id":"WTC2-F77-core-trace-101","sourcePixels":[[508,99],[508,177]],"endpointsFt":[[-24.31409,-46.02753],[-6.29956,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-47.31556],[-6.58905,-47.31556]]},{"id":"WTC2-F77-core-trace-102","sourcePixels":[[531,98],[531,178]],"endpointsFt":[[-24.54505,-51.31638],[-6.06861,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-52.69783],[-6.35891,-52.69783]]},{"id":"WTC2-F77-core-trace-103","sourcePixels":[[553,98],[553,177]],"endpointsFt":[[-24.54505,-56.37528],[-6.29956,-56.37528]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.77002,-57.84609],[-6.58905,-57.84609]]},{"id":"WTC2-F77-core-trace-104","sourcePixels":[[576,99],[576,177]],"endpointsFt":[[-24.31409,-61.66413],[-6.29956,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-24.53988,-63.22836],[-6.58905,-63.22836]]},{"id":"WTC2-F77-core-trace-105","sourcePixels":[[40,190],[40,225]],"endpointsFt":[[-3.29714,61.58906],[4.7863,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,62.20192],[4.45762,62.20192]]},{"id":"WTC2-F77-core-trace-106","sourcePixels":[[62,190],[62,225]],"endpointsFt":[[-3.29714,56.53016],[4.7863,56.53016]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,57.05367],[4.45762,57.05367]]},{"id":"WTC2-F77-core-trace-107","sourcePixels":[[85,190],[85,225]],"endpointsFt":[[-3.29714,51.24131],[4.7863,51.24131]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.59724,51.6714],[4.45762,51.6714]]},{"id":"WTC2-F77-core-trace-108","sourcePixels":[[107,191],[107,224]],"endpointsFt":[[-3.06619,46.18241],[4.55535,46.18241]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,46.52314],[4.22748,46.52314]]},{"id":"WTC2-F77-core-trace-109","sourcePixels":[[133,189],[133,216]],"endpointsFt":[[-3.5281,40.20371],[2.7077,40.20371]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.82738,40.43883],[2.38637,40.43883]]},{"id":"WTC2-F77-core-trace-110","sourcePixels":[[167,180],[167,214]],"endpointsFt":[[-5.6067,32.38541],[2.24579,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-5.89863,32.48244],[1.92609,32.48244]]},{"id":"WTC2-F77-core-trace-111","sourcePixels":[[216,179],[216,215]],"endpointsFt":[[-5.83765,21.11786],[2.47675,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,21.01586],[2.15623,21.01586]]},{"id":"WTC2-F77-core-trace-112","sourcePixels":[[246,179],[246,221]],"endpointsFt":[[-5.83765,14.21936],[3.86248,14.21936]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.12877,13.99551],[3.53706,13.99551]]},{"id":"WTC2-F77-core-trace-113","sourcePixels":[[293,191],[293,229]],"endpointsFt":[[-3.06619,3.41171],[5.71012,3.41171]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-3.3671,2.99696],[5.37817,2.99696]]},{"id":"WTC2-F77-core-trace-114","sourcePixels":[[325,193],[325,229]],"endpointsFt":[[-2.60427,-3.94669],[5.71012,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-2.90682,-4.49142],[5.37817,-4.49142]]},{"id":"WTC2-F77-core-trace-115","sourcePixels":[[371,188],[371,211]],"endpointsFt":[[-3.75905,-14.52439],[1.55292,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.05752,-15.25596],[1.23568,-15.25596]]},{"id":"WTC2-F77-core-trace-116","sourcePixels":[[404,178],[404,213]],"endpointsFt":[[-6.06861,-22.11273],[2.01484,-22.11273]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.35891,-22.97834],[1.69595,-22.97834]]},{"id":"WTC2-F77-core-trace-117","sourcePixels":[[450,177],[450,213]],"endpointsFt":[[-6.29956,-32.69043],[2.01484,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-6.58905,-33.74288],[1.69595,-33.74288]]},{"id":"WTC2-F77-core-trace-118","sourcePixels":[[484,187],[484,218]],"endpointsFt":[[-3.99001,-40.50873],[3.16961,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-41.69928],[2.84665,-41.69928]]},{"id":"WTC2-F77-core-trace-119","sourcePixels":[[508,187],[508,221]],"endpointsFt":[[-3.99001,-46.02753],[3.86248,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-47.31556],[3.53706,-47.31556]]},{"id":"WTC2-F77-core-trace-120","sourcePixels":[[531,187],[531,221]],"endpointsFt":[[-3.99001,-51.31638],[3.86248,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-52.69783],[3.53706,-52.69783]]},{"id":"WTC2-F77-core-trace-121","sourcePixels":[[554,187],[554,221]],"endpointsFt":[[-3.99001,-56.60523],[3.86248,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-58.0801],[3.53706,-58.0801]]},{"id":"WTC2-F77-core-trace-122","sourcePixels":[[576,187],[576,221]],"endpointsFt":[[-3.99001,-61.66413],[3.86248,-61.66413]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[-4.28766,-63.22836],[3.53706,-63.22836]]},{"id":"WTC2-F77-core-trace-123","sourcePixels":[[40,237],[40,312]],"endpointsFt":[[7.55777,61.58906],[24.87943,61.58906]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,62.20192],[24.4797,62.20192]]},{"id":"WTC2-F77-core-trace-124","sourcePixels":[[63,237],[63,313]],"endpointsFt":[[7.55777,56.30021],[25.11039,56.30021]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,56.81965],[24.70984,56.81965]]},{"id":"WTC2-F77-core-trace-125","sourcePixels":[[86,236],[86,312]],"endpointsFt":[[7.32681,51.01136],[24.87943,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,51.43739],[24.4797,51.43739]]},{"id":"WTC2-F77-core-trace-126","sourcePixels":[[108,237],[108,308]],"endpointsFt":[[7.55777,45.95246],[23.95561,45.95246]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.21929,46.28913],[23.55915,46.28913]]},{"id":"WTC2-F77-core-trace-127","sourcePixels":[[134,236],[134,310]],"endpointsFt":[[7.32681,39.97376],[24.41752,39.97376]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.98915,40.20482],[24.01942,40.20482]]},{"id":"WTC2-F77-core-trace-128","sourcePixels":[[167,224],[167,310]],"endpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,32.48244],[24.01942,32.48244]]},{"id":"WTC2-F77-core-trace-129","sourcePixels":[[216,224],[216,300]],"endpointsFt":[[4.55535,21.11786],[22.10797,21.11786]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[4.22748,21.01586],[21.71803,21.01586]]},{"id":"WTC2-F77-core-trace-130","sourcePixels":[[250,240],[250,300]],"endpointsFt":[[8.25063,13.29956],[22.10797,13.29956]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,13.05946],[21.71803,13.05946]]},{"id":"WTC2-F77-core-trace-131","sourcePixels":[[295,240],[295,306]],"endpointsFt":[[8.25063,2.95181],[23.4937,2.95181]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[7.9097,2.52894],[23.09887,2.52894]]},{"id":"WTC2-F77-core-trace-132","sourcePixels":[[325,232],[325,308]],"endpointsFt":[[6.40299,-3.94669],[23.95561,-3.94669]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-4.49142],[23.55915,-4.49142]]},{"id":"WTC2-F77-core-trace-133","sourcePixels":[[371,228],[371,309]],"endpointsFt":[[5.47917,-14.52439],[24.18657,-14.52439]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[5.14804,-15.25596],[23.78928,-15.25596]]},{"id":"WTC2-F77-core-trace-134","sourcePixels":[[405,223],[405,306]],"endpointsFt":[[4.32439,-22.34268],[23.4937,-22.34268]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-23.21235],[23.09887,-23.21235]]},{"id":"WTC2-F77-core-trace-135","sourcePixels":[[450,223],[450,306]],"endpointsFt":[[4.32439,-32.69043],[23.4937,-32.69043]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[3.99734,-33.74288],[23.09887,-33.74288]]},{"id":"WTC2-F77-core-trace-136","sourcePixels":[[485,232],[485,307]],"endpointsFt":[[6.40299,-40.73868],[23.72465,-40.73868]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.06859,-41.93329],[23.32901,-41.93329]]},{"id":"WTC2-F77-core-trace-137","sourcePixels":[[508,234],[508,309]],"endpointsFt":[[6.8649,-46.02753],[24.18657,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.52887,-47.31556],[23.78928,-47.31556]]},{"id":"WTC2-F77-core-trace-138","sourcePixels":[[531,233],[531,308]],"endpointsFt":[[6.63395,-51.31638],[23.95561,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-52.69783],[23.55915,-52.69783]]},{"id":"WTC2-F77-core-trace-139","sourcePixels":[[554,233],[554,308]],"endpointsFt":[[6.63395,-56.60523],[23.95561,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-58.0801],[23.55915,-58.0801]]},{"id":"WTC2-F77-core-trace-140","sourcePixels":[[577,233],[577,308]],"endpointsFt":[[6.63395,-61.89408],[23.95561,-61.89408]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[6.29873,-63.46237],[23.55915,-63.46237]]},{"id":"WTC2-F77-core-trace-141","sourcePixels":[[42,326],[42,389]],"endpointsFt":[[28.11281,61.12916],[42.66301,61.12916]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,61.7339],[42.20039,61.7339]]},{"id":"WTC2-F77-core-trace-142","sourcePixels":[[65,326],[65,389]],"endpointsFt":[[28.11281,55.84031],[42.66301,55.84031]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,56.35163],[42.20039,56.35163]]},{"id":"WTC2-F77-core-trace-143","sourcePixels":[[86,326],[86,389]],"endpointsFt":[[28.11281,51.01136],[42.66301,51.01136]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.70164,51.43739],[42.20039,51.43739]]},{"id":"WTC2-F77-core-trace-144","sourcePixels":[[109,327],[109,378]],"endpointsFt":[[28.34376,45.72251],[40.1225,45.72251]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.93178,46.05512],[39.66887,46.05512]]},{"id":"WTC2-F77-core-trace-145","sourcePixels":[[166,323],[166,386]],"endpointsFt":[[27.41994,32.61536],[41.97014,32.61536]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,32.71645],[41.50998,32.71645]]},{"id":"WTC2-F77-core-trace-146","sourcePixels":[[203,322],[203,383]],"endpointsFt":[[27.18899,24.10721],[41.27727,24.10721]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,24.05801],[40.81956,24.05801]]},{"id":"WTC2-F77-core-trace-147","sourcePixels":[[248,317],[248,364]],"endpointsFt":[[26.03421,13.75946],[36.88912,13.75946]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[25.63039,13.52749],[36.44692,13.52749]]},{"id":"WTC2-F77-core-trace-148","sourcePixels":[[296,322],[296,385]],"endpointsFt":[[27.18899,2.72186],[41.73918,2.72186]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,2.29492],[41.27984,2.29492]]},{"id":"WTC2-F77-core-trace-149","sourcePixels":[[328,322],[328,369]],"endpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]},{"id":"WTC2-F77-core-trace-150","sourcePixels":[[368,323],[368,365]],"endpointsFt":[[27.41994,-13.83454],[37.12007,-13.83454]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-14.55392],[36.67706,-14.55392]]},{"id":"WTC2-F77-core-trace-151","sourcePixels":[[414,322],[414,380]],"endpointsFt":[[27.18899,-24.41223],[40.58441,-24.41223]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-25.31846],[40.12914,-25.31846]]},{"id":"WTC2-F77-core-trace-152","sourcePixels":[[438,322],[438,386]],"endpointsFt":[[27.18899,-29.93103],[41.97014,-29.93103]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-30.93474],[41.50998,-30.93474]]},{"id":"WTC2-F77-core-trace-153","sourcePixels":[[461,322],[461,386]],"endpointsFt":[[27.18899,-35.21988],[41.97014,-35.21988]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-36.31701],[41.50998,-36.31701]]},{"id":"WTC2-F77-core-trace-154","sourcePixels":[[484,322],[484,386]],"endpointsFt":[[27.18899,-40.50873],[41.97014,-40.50873]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[26.78109,-41.69928],[41.50998,-41.69928]]},{"id":"WTC2-F77-core-trace-155","sourcePixels":[[508,324],[508,376]],"endpointsFt":[[27.6509,-46.02753],[39.66059,-46.02753]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.24137,-47.31556],[39.20859,-47.31556]]},{"id":"WTC2-F77-core-trace-156","sourcePixels":[[531,323],[531,386]],"endpointsFt":[[27.41994,-51.31638],[41.97014,-51.31638]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-52.69783],[41.50998,-52.69783]]},{"id":"WTC2-F77-core-trace-157","sourcePixels":[[554,323],[554,386]],"endpointsFt":[[27.41994,-56.60523],[41.97014,-56.60523]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-58.0801],[41.50998,-58.0801]]},{"id":"WTC2-F77-core-trace-158","sourcePixels":[[578,323],[578,386]],"endpointsFt":[[27.41994,-62.12403],[41.97014,-62.12403]],"sourcePanel":"Fig9-34(a), F77 base case calculated plan","interpretation":"Visible near-straight beam span; original section and fabrication identity unresolved.","previousRegistrationEndpointsFt":[[27.01123,-63.69638],[41.50998,-63.69638]]}],"slabOpenings":[{"id":"WTC2-source-prototype-major-aperture-03-outside-reviewed-0","polygonSourcePx":[[260.5,224.5],[259.5,226.5],[263.5,228.5],[263.5,249.5],[260.5,249.5],[260.5,251.5],[263.5,251.5],[263.5,257.5],[264.5,257.5],[264.5,289.5],[278.5,289.5],[278.5,275.5],[277.5,275.5],[278.5,274.5],[278.5,223.5],[277.5,222.5],[263.5,222.5],[262.5,224.5]],"polygonFt":[[-5.185952694470056,41.09136730854108],[-5.106528844609133,41.091692524381685],[-4.348757397465304,39.598236780500415],[-4.540781922775125,39.5974505000881],[-4.541826750062754,38.699511073181114],[-5.818915949403291,38.694281792074435],[-5.817871122115662,39.59222121898142],[-6.447008966176331,39.58964509615215],[-6.015685086504419,39.802164031774865],[-6.015685086504419,40.318311114878895],[-5.817025309549493,40.319124564572796],[-5.816488234878209,40.78069417349053]],"function":null,"evidenceType":"Inferred pre-existing NIST model aperture; 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common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-91","car":91,"bank":"Z3C","polygonFt":[[3.397998394795607,20.944354468588656],[3.389739283855363,13.846357093990576],[4.368841003349772,13.850366209505694],[4.369885830637401,14.748305636412681],[6.03010178978009,14.755103701851368],[6.029056962492476,13.857164274944381],[12.967908278909391,13.885576702290678],[12.976167389849635,20.983574076888758]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 91; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-92","car":92,"bank":"Z3C","polygonFt":[[13.401863789629815,20.985317170590974],[13.39360467868957,13.887319795992894],[22.88663439378756,13.92619078555255],[22.89489350472782,21.02418816015063]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 92; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-95","car":95,"bank":"Z3D","polygonFt":[[-7.157799219754608,-14.417650737531105],[-7.165759808612677,-21.259093990155762],[2.2847002665072864,-21.22039730996633],[2.2926608553653693,-14.378954057341673],[-4.561051181095522,-14.407017865947523],[-4.562145762063508,-15.347716313183426],[-6.5629188410303385,-15.355908853583884],[-6.561824260062352,-14.415210406347981]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 95; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-94","car":94,"bank":"Z3D","polygonFt":[[3.356901854815817,-14.37459632308611],[3.348941265957734,-21.216039575710766],[12.927110261011762,-21.176819967410665],[12.935070849869845,-14.335376714786008],[5.78337133356284,-14.36466068898342],[5.7822767525948535,-15.305359136219323],[4.420048273298278,-15.310937036066449],[4.4211428542662645,-14.370238588830546]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 94; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-93","car":93,"bank":"Z3D","polygonFt":[[13.360767249650024,-14.333633621083791],[13.352806660791941,-21.17507687370845],[22.845836375889945,-21.136205884148794],[22.853796964748014,-14.294762631524137]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 93; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-96","car":96,"bank":"Z3D","polygonFt":[[-7.17814847502305,-31.906090052052875],[-7.18700463012766,-39.517195670597786],[-5.909915430787123,-39.51196638949112],[-5.909069618220954,-38.78506304389977],[-4.589410778902405,-38.779659453422866],[-4.590256591468574,-39.50656279901422],[2.263455444992317,-39.47849899040837],[2.272311600096913,-31.867393371863457]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 96; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-97","car":97,"bank":"Z3D","polygonFt":[[3.3365525995473604,-31.863035637607894],[3.327696444442765,-39.474141256152805],[4.221658883981135,-39.470480759378134],[4.222504696547304,-38.74357741378678],[5.967859935646047,-38.73643072960765],[5.9670141230798635,-39.463334075199],[12.905865439496793,-39.434921647852704],[12.914721594601389,-31.823816029307793]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 97; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-98","car":98,"bank":"Z3D","polygonFt":[[13.340417994381568,-31.82207293560556],[13.331561839276972,-39.43317855415047],[22.824591554374962,-39.39430756459085],[22.83344770947957,-31.783201946045935]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 98; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-78","car":78,"bank":"Z3A","polygonFt":[[-7.187750935333099,-40.158580975531365],[-7.196507583076979,-47.68416855341847],[2.253952492042984,-47.645471873229056],[2.262709139786864,-40.11988429534195],[-4.591002896674013,-40.1479481039478],[-4.592346246043817,-41.30244165282819],[-5.912005085362367,-41.307845243305096],[-5.910661735992562,-40.1533516944247]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 78; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-79","car":79,"bank":"Z3A","polygonFt":[[3.3269501392373115,-40.115526561086384],[3.3181934914934317,-47.64111413897349],[12.89636248654746,-47.60189453067339],[12.90511913429134,-40.07630695278628],[5.966267817874424,-40.10471938013258],[5.96492446850462,-41.259212929012975],[4.2195692294058915,-41.26635961319211],[4.220912578775696,-40.11186606431171]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 79; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-80","car":80,"bank":"Z3A","polygonFt":[[13.330815534071519,-40.07456385908405],[13.322058886327639,-47.60015143697116],[22.81508860142563,-47.561280447411534],[22.82384524916951,-40.035692869524425]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 80; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-77","car":77,"bank":"Z3A","polygonFt":[[-7.20934403261063,-58.71599579827573],[-7.218299695075956,-66.41261945747847],[-5.685792655867317,-66.40634432015047],[-5.6845985675386,-65.38012783225675],[-4.194661168307974,-65.37402700429895],[-4.1958552566366905,-66.40024349219267],[2.2321603800440215,-66.37392277728905],[2.241116042509347,-58.67729911808631]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 77; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-76","car":76,"bank":"Z3A","polygonFt":[[3.3053570419597946,-58.67294138383075],[3.296401379494469,-66.36956504303349],[4.445781658900941,-66.36485869003748],[4.446975747229658,-65.33864220214376],[6.107191706372362,-65.33184413670507],[6.105997618043645,-66.35806062459879],[12.874570374548497,-66.33034543473339],[12.883526037013823,-58.633721775530645]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 76; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-car-75","car":75,"bank":"Z3A","polygonFt":[[13.309222436794002,-58.631978681828414],[13.300266774328676,-66.32860234103116],[22.793296489426666,-66.28973135147153],[22.80225215189199,-58.59310769226879]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-147","description":"Original Tower B clear local hoistway 75; common geometry corroborated on same-floor plan"},{"id":"WTC2-F85-PANYNJ-stair-A","stair":"A","polygonFt":[[-23.276399815307485,-15.19183302260842],[-23.248222294307205,-26.143067903079455],[-19.10426696562405,-26.11546992473606],[-19.106248197569386,-25.345461222202943],[-15.09045643575272,-25.3187167895815],[-15.116652724807672,-15.137490611643585]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-149","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"},{"id":"WTC2-F85-PANYNJ-stair-B","stair":"B","polygonFt":[[5.2324064068739915,-3.7510941326178937],[5.258822832811759,-14.01787683305949],[17.220755740350754,-13.93821256567648],[17.207547527381877,-8.80482121545569],[16.438566126182934,-8.809942489787446],[16.425357913214057,-3.676551139566641]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-149","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"},{"id":"WTC2-F85-PANYNJ-stair-C","stair":"C","polygonFt":[[-23.352897382085587,14.539058547420353],[-23.324389655761088,3.4594888831937993],[-15.335527321083255,3.5126932331960177],[-15.361833678579607,13.736697672385773],[-19.206740684574292,13.711091300726949],[-19.20894205340244,14.566656525763747]],"reviewRevision":"wtc2-independent-circulation-v1","sourceSheet":"A-B-149","description":"Nominal-floor opening bounded by departing first riser and arriving last riser; intermediate return landing remains above/below this floor.","flightInterfaceRevision":"wtc2-stair-flights-v1"}],"beamSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":242,"pdfPage":58,"figure":"9-34(a)","image":"1-2B-pdf58-image0.jpeg","imageSha256":"832f3fc50d0f2eb9efbbff42664d83d1c727375743b0dfc45280e597a8263321","xref":275}],"beamSourceFloor":77,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-147","path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d"},{"report":"PANYNJ original Tower B drawings","sheet":"A-B-149","path":"analysis/wtc2-independent-core-review/sources/A-B-149.png","pdfPage":367,"sha256":"aeb27f4dbe0f45a108069851c24d0057a0ef88abecc27d03c3c8648a7115d617"}],"coordinateReview":{"status":"numeric lower-prototype registration applied to source-pixel beams and apertures","limits":"Architectural additions keep their own source frame. Residuals, fabrication connections, clear shafts and floor-specific workpoints remain unresolved."},"slabSources":[{"report":"NIST NCSTAR1-2B final chapters9\u201311","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","localPdf":"sources/NCSTAR1-2B_final_ch9-11.pdf","printedPage":245,"pdfPage":61,"figure":"9-37(a)","sourceImage":"W2-Fig9-37-image0.png","imageSHA256":"6b3280af6425801a67973b4c6b72a9ee3afbf7b022f608bc4265540fcdc227c6"},{"report":"LERA PAC1 TOWER A","sheet":"A-A139","title":"82nd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A139.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-141","title":"83rd Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-141.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-143","title":"84th to 86th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-143.tif"}],"slabBaseSourceFloor":78,"revision":"wtc2-independent-circulation-v1","independentCirculationReview":{"revision":"wtc2-independent-circulation-v1","reviewedCars":[75,76,77,78,79,80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["A","B","C"],"sourceRegistration":{"sheet":"A-B-149","floors":[84,85,86],"path":"analysis/wtc2-independent-core-review/sources/A-B-149.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":367,"sha256":"aeb27f4dbe0f45a108069851c24d0057a0ef88abecc27d03c3c8648a7115d617","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1277,733],[507,3409,728],[1002,1287,2688],[1007,3425,2682]],"heldOut":[],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[0.00011006844140734303,-0.04277826125183997],[0.042721188955496425,0.00028451524065361904],[-73.21571624183557,100.02164390897182]],"controlResidualsFt":[0.06516861861114226,0.06520140767354467,0.06498548655415334,0.06501827561643093],"heldOutResidualsFt":[]},"templateRegistration":{"sheet":"A-B-147","floors":[83],"path":"analysis/wtc2-independent-core-review/sources/A-B-147.png","pdf":"sources/PANYNJ-12673-WTC.pdf","pdfPage":365,"sha256":"b3847150838352cc96b6797a1b4f78c59c62443c88ed567ae61957e2baa20d4d","pixelConvention":"Native embedded raster rotated180 degrees; no resampling","controls":[[502,1372,711],[507,3503,715],[1002,1375,2674],[1007,3516,2675]],"heldOut":[[702,1498,1574],[707,3385,1573]],"reading":"Independent column registration. Common local-hoistway pattern checked against this sheet; this is not a separate tracing of each boundary.","matrix":[[-4.975368036295309e-05,-0.04275902032890408],[0.0425696399780179,0.00017430937022264173],[-71.98085410216164,104.10091163720467]],"controlResidualsFt":[0.11190055622484506,0.1120720997794811,0.11137685906012405,0.11154840261485546],"heldOutResidualsFt":[0.034392231381477144,0.10837689355928533]},"limits":"Original design/revision drawings, not a September2001 survey. A-B-147 clear local-hoistway geometry and stair B are corroborated on78\u201385; upper A/C only83\u201385. Common boundaries are traced once, not independently traced on every floor. Read uncertainty1ft; four-column fit residuals are not construction tolerances. Express/freight shafts, floor77, the82 transfer, small services, machinery, complete slab topology, detailed stair flights and all158 NIST prototype beam sections/connections remain unresolved. Unreviewed openings outside the bounded circulation masks are retained.","reviewMaskPolygonsFt":[[[-4.194661168307974,-65.37402700429895],[-5.6845985675386,-65.38012783225675],[-5.685792655867317,-66.40634432015047],[-7.218299695075956,-66.41261945747847],[-7.20934403261063,-58.71599579827573],[2.241116042509347,-58.67729911808631],[2.2321603800440215,-66.37392277728905],[-4.1958552566366905,-66.40024349219267]],[[4.446975747229658,-65.33864220214376],[4.445781658900941,-66.36485869003748],[3.296401379494469,-66.36956504303349],[3.3053570419597946,-58.67294138383075],[12.883526037013823,-58.633721775530645],[12.874570374548497,-66.33034543473339],[6.105997618043645,-66.35806062459879],[6.107191706372362,-65.33184413670507]],[[2.262709139786864,-40.11988429534195],[2.253952492042984,-47.645471873229056],[-7.196507583076979,-47.68416855341847],[-7.187750935333099,-40.158580975531365],[-5.910661735992562,-40.1533516944247],[-5.912005085362367,-41.307845243305096],[-4.592346246043817,-41.30244165282819],[-4.591002896674013,-40.1479481039478]],[[5.966267817874424,-40.10471938013258],[12.90511913429134,-40.07630695278628],[12.89636248654746,-47.60189453067339],[3.3181934914934317,-47.64111413897349],[3.3269501392373115,-40.115526561086384],[4.220912578775696,-40.11186606431171],[4.2195692294058915,-41.26635961319211],[5.96492446850462,-41.259212929012975]],[[-5.909069618220954,-38.78506304389977],[-5.909915430787123,-39.51196638949112],[-7.18700463012766,-39.517195670597786],[-7.17814847502305,-31.906090052052875],[2.272311600096913,-31.867393371863457],[2.263455444992317,-39.47849899040837],[-4.590256591468574,-39.50656279901422],[-4.589410778902405,-38.779659453422866]],[[4.222504696547304,-38.74357741378678],[4.221658883981135,-39.470480759378134],[3.327696444442765,-39.474141256152805],[3.3365525995473604,-31.863035637607894],[12.914721594601389,-31.823816029307793],[12.905865439496793,-39.434921647852704],[5.9670141230798635,-39.463334075199],[5.967859935646047,-38.73643072960765]],[[-23.292389322948473,-15.082340273450143],[-15.62985412690525,-15.050964586810068],[-15.650651165296964,-32.92423508429199],[-23.313186361340186,-32.95561077093207]],[[2.2926608553653693,-14.378954057341673],[2.2847002665072864,-21.22039730996633],[-7.165759808612677,-21.259093990155762],[-7.157799219754608,-14.417650737531105],[-6.561824260062352,-14.415210406347981],[-6.5629188410303385,-15.355908853583884],[-4.562145762063508,-15.347716313183426],[-4.561051181095522,-14.407017865947523]],[[12.935070849869845,-14.335376714786008],[12.927110261011762,-21.176819967410665],[3.348941265957734,-21.216039575710766],[3.356901854815817,-14.37459632308611],[4.4211428542662645,-14.370238588830546],[4.420048273298278,-15.310937036066449],[5.7822767525948535,-15.305359136219323],[5.78337133356284,-14.36466068898342]],[[-15.674493911045843,19.754529342177406],[-15.693251048542677,3.6343786781805676],[-23.27064696462986,3.6033516102809386],[-23.251889827133034,19.723502274277777]],[[-7.123916963427433,14.701242106452568],[-7.116702679774804,20.90130005414366],[2.3337573953451596,20.939996734333093],[2.3254982844049152,13.841999359735013],[-5.37960655161632,13.810449363724715],[-5.378561724328705,14.708388790631702]],[[2.3554997536637785,39.625688618064174],[2.3477381795271555,32.95528144675514],[-7.102721895592822,32.916584766565705],[-7.094960321456199,39.58699193787474],[-5.817871122115662,39.59222121898142],[-5.818915949403291,38.694281792074435],[-4.541826750062754,38.699511073181114],[-4.540781922775125,39.5974505000881]],[[-5.816129743302952,41.08878693049307],[-5.817025309549493,40.319124564572796],[-7.09411450889003,40.31389528346612],[-7.086203673712319,47.112579515761865],[2.3642564014076584,47.15127619595129],[2.3563455662299475,40.35259196365554],[-4.539936110208956,40.324353845679475],[-4.539040543962415,41.09401621159975]],[[-4.125912314901399,66.8792742542609],[2.3872426017353376,66.90594358790497],[2.378485953991458,59.380356010017856],[-7.07197412112852,59.34165932982843],[-7.06321747338464,66.86724690771555],[-5.615849714132025,66.87317342630311],[-5.6175910929447355,65.37660771479148],[-4.127653693714109,65.38270854274927]],[[22.80225215189199,-58.59310769226879],[22.793296489426666,-66.28973135147153],[13.300266774328676,-66.32860234103116],[13.309222436794002,-58.631978681828414]],[[22.82384524916951,-40.035692869524425],[22.81508860142563,-47.561280447411534],[13.322058886327639,-47.60015143697116],[13.330815534071519,-40.07456385908405]],[[22.83344770947957,-31.783201946045935],[22.824591554374962,-39.39430756459085],[13.331561839276972,-39.43317855415047],[13.340417994381568,-31.82207293560556]],[[22.853796964748014,-14.294762631524137],[22.845836375889945,-21.136205884148794],[13.352806660791941,-21.17507687370845],[13.360767249650024,-14.333633621083791]],[[21.248489558313338,-3.697149346024389],[21.236747689747688,-13.788278143645755],[4.847436298210795,-13.855387251181469],[4.859178166776459,-3.764258453560103]],[[4.369885830637401,14.748305636412681],[4.368841003349772,13.8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architectural drawings, not a September2001 survey. Raster and registration uncertainty1 ft; fine fractions/finish datums, nosing, rails, stringers, fireproofing, sloping soffits and physical landing thickness are unresolved.82 A has14+5 risers; other reviewed stories10+9. A-B-149 explicitly covers84\u201386; its typical flights are used for84\u219285 and85\u219286. No claim of post-impact passability. Floors outside82\u201385 retain reference flights."}},{"schemaVersion":2,"status":"Integrated partial NIST analysis prototype; source-documented reuse, not a floor-by-floor fabrication inventory.","tower":1,"floor":97,"evidenceType":"NIST impact-analysis model geometry, digitized from published raster figures","sources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype provenance."},"beams":[{"id":"F96-core-trace-001","sourcePixels":[[74,172],[79,172]],"endpointsFt":[[-66.094,-39.256],[-62.578,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-002","sourcePixels":[[131,172],[163,172]],"endpointsFt":[[-26.016,-39.256],[-3.516,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-003","sourcePixels":[[172,172],[216,172]],"endpointsFt":[[2.812,-39.256],[33.75,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-004","sourcePixels":[[256,172],[262,172]],"endpointsFt":[[61.875,-39.256],[66.094,-39.256]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-005","sourcePixels":[[172,183],[204,183]],"endpointsFt":[[2.812,-31.476],[25.312,-31.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-006","sourcePixels":[[146,184],[153,184]],"endpointsFt":[[-15.469,-30.768],[-10.547,-30.768]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-007","sourcePixels":[[74,190],[262,190]],"endpointsFt":[[-66.094,-26.524],[66.094,-26.524]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-008","sourcePixels":[[146,193],[163,193]],"endpointsFt":[[-15.469,-24.402],[-3.516,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-009","sourcePixels":[[188,193],[205,193]],"endpointsFt":[[14.062,-24.402],[26.016,-24.402]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-010","sourcePixels":[[146,205],[163,205]],"endpointsFt":[[-15.469,-15.915],[-3.516,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-011","sourcePixels":[[188,205],[205,205]],"endpointsFt":[[14.062,-15.915],[26.016,-15.915]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-012","sourcePixels":[[109,216],[163,216]],"endpointsFt":[[-41.484,-8.134],[-3.516,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-013","sourcePixels":[[172,216],[226,216]],"endpointsFt":[[2.812,-8.134],[40.781,-8.134]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-014","sourcePixels":[[225,219],[262,219]],"endpointsFt":[[40.078,-6.012],[66.094,-6.012]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-015","sourcePixels":[[74,220],[110,220]],"endpointsFt":[[-66.094,-5.305],[-40.781,-5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-016","sourcePixels":[[148,222],[174,222]],"endpointsFt":[[-14.062,-3.89],[4.219,-3.89]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-017","sourcePixels":[[174,226],[188,226]],"endpointsFt":[[4.219,-1.061],[14.062,-1.061]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-018","sourcePixels":[[109,231],[148,231]],"endpointsFt":[[-41.484,2.476],[-14.062,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-019","sourcePixels":[[187,231],[226,231]],"endpointsFt":[[13.359,2.476],[40.781,2.476]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-020","sourcePixels":[[174,234],[188,234]],"endpointsFt":[[4.219,4.598],[14.062,4.598]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-021","sourcePixels":[[74,235],[110,235]],"endpointsFt":[[-66.094,5.305],[-40.781,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-022","sourcePixels":[[226,235],[262,235]],"endpointsFt":[[40.781,5.305],[66.094,5.305]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-023","sourcePixels":[[148,237],[172,237]],"endpointsFt":[[-14.062,6.72],[2.812,6.72]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-024","sourcePixels":[[199,241],[215,241]],"endpointsFt":[[21.797,9.549],[33.047,9.549]],"sectionDesignation":null,"memberIdentityConfirmed":false,"traceKind":"visible-centerline"},{"id":"F96-core-trace-025","sourcePixels":[[109,246],[121,246]],"endpoint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Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-50","function":"elevator-hoistway","car":50,"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-07","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-7","function":"elevator-hoistway","car":7,"polygonFt":[[-23.130318651284604,24.251022411260543],[-14.24953304285177,24.274350856818312],[-14.2854141010856,38.75102241126054],[-23.166199709518434,38.72769396570277]],"sourcePixels":[[1745,2330],[1956,2330],[1956,2665],[1745,2665]],"nominalDimensionConstraint":{"cars":[6,7],"widthFt":8.916666666666666,"depthFt":14.5,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","reading":"8 ft 11 in CLEAR HOISTWAY width; 14 ft 6 in CLEAR HOISTWAY depth","method":"Use printed nominal clear dimensions at the A-A-153 raster-derived center. Structural framing and platform dimensions are distinct."},"replacesNistOpening":"F96-visible-opening-14","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-6","function":"elevator-hoistway","car":6,"polygonFt":[[-13.486940789000235,24.27570761131026],[-4.60649714511476,24.2988152865497],[-4.642720167895954,38.77570761131026],[-13.523163811781428,38.75259993607082]],"sourcePixels":[[1973,2330],[2182,2330],[2182,2665],[1973,2665]],"nominalDimensionConstraint":{"cars":[6,7],"widthFt":8.916666666666666,"depthFt":14.5,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","reading":"8 ft 11 in CLEAR HOISTWAY width; 14 ft 6 in CLEAR HOISTWAY depth","method":"Use printed nominal clear dimensions at the A-A-153 raster-derived center. Structural framing and platform dimensions are distinct."},"replacesNistOpening":"F96-visible-opening-16","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1"},{"id":"WTC1-F97-stair-C","function":"stair-opening-inferred","stair":"C","polygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"sourcePixels":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"replacesNistOpening":"F96-visible-opening-03","interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1"},{"id":"WTC1-F97-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1"},{"id":"WTC1-F97-northwest-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[-24.504414863754775,-36.11711100425774],[-15.158741306476628,-36.0931870218307],[-15.184037506649673,-26.147215316361788],[-24.52971106392782,-26.171139298788823]],"sourcePixels":[[1710,907],[1930,907],[1930,1141],[1710,1141]],"replacesNistOpening":"F96-visible-opening-01","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-northeast-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[25.02765498981944,-35.99031389739445],[32.334272498236885,-35.971609692951496],[32.30897629806387,-26.025637987482583],[25.002358789646394,-26.044342191925537]],"sourcePixels":[[2876,907],[3048,907],[3048,1141],[2876,1141]],"replacesNistOpening":"F96-visible-opening-09","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-southwest-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[-32.5171078847482,24.346180233404098],[-24.78568703281809,24.365971891593745],[-24.821901678364966,38.60486300839753],[-32.55332253029508,38.58507135020788]],"sourcePixels":[[1525,2330],[1707,2330],[1707,2665],[1525,2665]],"replacesNistOpening":"F96-visible-opening-12","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-southeast-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[14.164995947607295,25.9533367407262],[21.641534793429813,25.972475926667826],[21.61072531886009,38.08615941409792],[14.134186473037573,38.067020228156295]],"sourcePixels":[[2624,2365],[2800,2365],[2800,2650],[2624,2650]],"replacesNistOpening":"F96-visible-opening-21","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-northwest-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[-16.671925933610254,-42.430220590852386],[-8.430741069464972,-42.40912398816673],[-8.439821756706579,-38.83877517081891],[-16.68100662085186,-38.85987177350457]],"sourcePixels":[[1894,758],[2088,758],[2088,842],[1894,842]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Crossed shaft immediately north of the northwest major air shaft; separate from the adjacent electrical closet.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-northeast-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[16.377774191673396,-42.34561668936042],[23.726872034442124,-42.3268037395428],[23.717791347200517,-38.756454922194976],[16.36869350443179,-38.7752678720126]],"sourcePixels":[[2672,758],[2845,758],[2845,842],[2672,842]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Crossed and labeled north perimeter shaft above the northeast W.C.; not the W.C. itself.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-northwest-steam","function":"service-shaft-architectural","label":"STEAM SHAFT","shortLabel":"STM","polygonFt":[[-14.389122530854891,-38.046420624110475],[-10.82077444534869,-38.03728601263833],[-10.842503232676819,-29.493951342556066],[-14.41085131818302,-29.503085954028208]],"sourcePixels":[[1948,861],[2032,861],[2032,1062],[1948,1062]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Upper crossed compartment with STEAM SHAFT label. Smaller unlabeled compartment below remains excluded.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-stair-a-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[12.336084327279792,-23.27147424280342],[14.927384722706904,-23.264840774948652],[14.90727748667193,-15.359068393678491],[12.315977091244818,-15.36570186153326]],"sourcePixels":[[2578,1207],[2639,1207],[2639,1393],[2578,1393]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Narrow shaft immediately west of Stair A, bounded separately from the stair opening and adjoining closet.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-freight50-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[-12.897454793739385,-6.546819977929516],[-9.881351054799623,-6.5390990563280695],[-9.887621053133117,-4.0738582062545845],[-12.903724792072879,-4.081579127856031]],"sourcePixels":[[1985,1602],[2056,1602],[2056,1660],[1985,1660]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Leader labels the crossed compartment immediately north of freight50; closet to its east is excluded.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-east-te","function":"service-shaft-architectural","label":"T.E. SHAFT","shortLabel":"TE","polygonFt":[[30.366223157899526,2.9149051281017933],[33.042484222029174,2.921756086705898],[33.026484915936834,9.21237066965206],[30.350223851807172,9.205519711047955]],"sourcePixels":[[3004,1822],[3067,1822],[3067,1970],[3004,1970]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. T.E. SHAFT leader points into the tall crossed compartment west of car97. Small compartment above and adjoining workshop are excluded. Abbreviation is retained without expanding its meaning.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-southeast-ac-exhaust","function":"service-shaft-architectural","label":"A.C. EXH SHAFT","shortLabel":"EXH","polygonFt":[[3.937608987699619,38.550971169285575],[16.851630630483967,38.58402976318476],[16.842874253500995,42.026866122770144],[5.5855856504159505,41.99804859848304],[5.589153063260866,40.59541156309639],[3.932420023561562,40.59117049348433]],"sourcePixels":[[2384,2662],[2688,2662],[2688,2743],[2423,2743],[2423,2710],[2384,2710]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Long crossed and labeled A.C. exhaust shaft at the south boundary. Lower-left column projection is excluded with a notch.","uncertaintyFt":0.5}],"coverage":{"floors":[97],"evidenceType":"Floor97 architectural registration; inferred structural aperture limits","displayNote":"WTC1 floor97 has 29 architectural slab apertures: 15 hoistways, 3 stair openings, 4 major air shafts and 7 additional labeled service shafts. A-A-153 establishes plan positions, with clear-hoistway dimensions where legible in LA12/LA15. Stair entry landings and covered electrical chases remain solid. The three stairs have reconstructed flights and intermediate landings based on the 19-riser plan and 12-foot story. Core beams still repeat the NIST F96 prototype; remaining small penetrations, exact stair elevations and fabrication details are unresolved."},"sourceAssets":["NIST1-2B_p51_Fig3-17_3-18_core_plan.png","NIST1-2B_p43_Fig3-6_core_slab.png"],"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"},{"report":"LERA PAC1 TOWER A","sheet":"LA15","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","sha256":"c4c21a1e7bebe71017e597f57a03539d8e14b96ec4d9308a60f4016749cd05fa"}],"coordinateReview":{"status":"Floor97 source registration applied to apertures and circulation; NIST beam prototype unchanged","limits":"Original architectural plan, not a verified 2001 survey. Clear-wall and stair boundaries are raster readings; local jambs, framing seats, fireproofing and exact structural slab edge offsets remain unresolved. Only floor97 is integrated; offsets against other floors are registration differences, not verified shaft jogs."},"slabSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"},{"report":"LERA PAC1 TOWER A","sheet":"LA15","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","sha256":"c4c21a1e7bebe71017e597f57a03539d8e14b96ec4d9308a60f4016749cd05fa"}],"slabBaseSourceFloor":97,"revision":"wtc1-f97-architectural-openings-v1","slabSourceFloor":97,"slabGeometry":"polygon-openings","slabCalibration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},"slabTopologyEvidence":{"classification":"Floor97 original architectural plan interpretation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"unresolved":["Seven additional labeled service shafts are traced; the southwest A.C. candidate remains pending registration. Unlabeled compartments, future busduct provisions and other small penetrations remain unresolved; covered electrical chases are not automatically opened.","Core floor beams still repeat the NIST F96 prototype; architectural shaft openings do not establish beam sections or trimming details.","The A-A-153 floor100 inset variations are not applied to floor97.","Stair openings are inferred from the architectural run/landing arrangement. Source drawings establish plan circulation, not all structural slab-edge details.","Independent Tower B floor97 architecture is not available; this correction is not rotated into Tower B."],"serviceReviewRevision":"wtc1-f97-services-v1","serviceClosureReview":[{"id":"electrical-closet-covered-shaft","boundsPx":[2383,1757,2609,1870],"witnessPx":[[2460,1805],[2580,1790]],"reason":"Electrical-closet note reads SLAB OVER SHAFT AFTER COND. ARE IN PLACE. Do not turn the entire closet or covered electrical chase into an open floor aperture. Future busduct-slot provision is not resolved here."},{"id":"northwest-steam-lower-compartment","boundsPx":[1948,1078,2032,1142],"witnessPx":[[1990,1110]],"reason":"Unlabeled crossed compartment; shaft function, closure and exact penetration are not established."},{"id":"east-te-upper-compartment","boundsPx":[3004,1754,3067,1809],"witnessPx":[[3025,1775]],"reason":"Separate crossed compartment above the labeled T.E. shaft; do not merge automatically."},{"id":"freight50-closet","boundsPx":[2070,1600,2180,1660],"witnessPx":[[2120,1625]],"reason":"Labeled closet adjacent to the smaller A.C. shaft must retain floor."},{"id":"stair-a-closet","boundsPx":[2400,1220,2560,1380],"witnessPx":[[2500,1300]],"reason":"Labeled closet west of Stair A and its A.C. shaft must retain floor."},{"id":"east-workshop","boundsPx":[2830,1770,2980,1940],"witnessPx":[[2910,1850]],"reason":"Workshop adjacent to T.E. shaft must retain floor."},{"id":"southwest-ac-pending-registration","boundsPx":[1734,2665,1777,2743],"witnessPx":[[1745,2680],[1765,2725]],"reason":"The A-A-153 candidate intersects the nominal-dimension car7 hoistway by0.1563ft\u00b2 at the upper edge. This lies within stated raster uncertainty, but the separate drawn boundary is unresolved across A-A-153 and LA15. Retain the previous slab here until the registration is reconciled; do not move a boundary simply to remove the overlap."}]},"architecturalReview":{"revision":"wtc1-f97-architectural-openings-v1","tower":1,"floor":97,"sources":[{"sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","rotationDeg":180},{"sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac","rotationDeg":180},{"sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","rotationDeg":180},{"sheet":"LA15","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","sha256":"c4c21a1e7bebe71017e597f57a03539d8e14b96ec4d9308a60f4016749cd05fa","rotationDeg":180}],"registration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},"uncertaintyFt":0.5,"limits":"Original architectural plan, not a verified 2001 survey. Clear-wall and stair boundaries are raster readings; local jambs, framing seats, fireproofing and exact structural slab edge offsets remain unresolved. Only floor97 is integrated; offsets against other floors are registration differences, not verified shaft jogs.","unresolved":["Seven additional labeled service shafts are traced; the southwest A.C. candidate remains pending registration. Unlabeled compartments, future busduct provisions and other small penetrations remain unresolved; covered electrical chases are not automatically opened.","Core floor beams still repeat the NIST F96 prototype; architectural shaft openings do not establish beam sections or trimming details.","The A-A-153 floor100 inset variations are not applied to floor97.","Stair openings are inferred from the architectural run/landing arrangement. Source drawings establish plan circulation, not all structural slab-edge details.","Independent Tower B floor97 architecture is not available; this correction is not rotated into Tower B."],"elevators":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 89","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"rectFt":[[-39.628577723555814,3.4588070715087724],[-32.545244390222486,12.95441486771307]],"rawRegisteredPolygonFt":[[-39.430803939360004,3.4588070715087724],[-32.71891111186024,3.475988840706364],[-32.74301817441831,12.95441486771307],[-39.45491100191806,12.937233098515463]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. 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Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 91","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"rectFt":[[-21.026301362409217,13.665256250143784],[-13.942968029075884,22.777782946187486]],"rawRegisteredPolygonFt":[[-20.722813207723178,13.665256250143784],[-14.223322051979736,13.681894292468044],[-14.246456183761921,22.777782946187486],[-20.745947339505364,22.761144903863226]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 95","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"rectFt":[[15.132102432617515,3.683553183132531],[21.74066131962155,13.178834743212832]],"rawRegisteredPolygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 94","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"rectFt":[[15.107454852961737,13.799541498951342],[21.714932705770337,22.869781533156896]],"rawRegisteredPolygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 93","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"rectFt":[[33.38308362077609,-6.59830412989092],[39.73611188115527,2.6413000424165176]],"rawRegisteredPolygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 96","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature","sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"rectFt":[[33.35616586930993,3.73020494886525],[39.70984275020635,13.224834036697544]],"rawRegisteredPolygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 97","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"rectFt":[[33.331518289654156,13.84619326468406],[39.68411413635516,22.91578082664161]],"rawRegisteredPolygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":50,"bank":"F50","boundsPx":[1995,1683,2205,1910],"legacyOpening":7,"labelEvidence":"A-A-153 F.E.50; not the old A-A-45 footprint","sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"rectFt":[[-12.505947303445964,-3.102896164597439],[-3.560537613444211,6.5683830014395]],"rawRegisteredPolygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 50","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":7,"bank":"XWOW","boundsPx":[1745,2330,1956,2665],"legacyOpening":14,"labelEvidence":"A-A-153 P.E.7; LA15 independently gives8ft11in clear width and14ft6in clear depth","sourcePixels":[[1745,2330],[1956,2330],[1956,2665],[1745,2665]],"polygonFt":[[-23.130318651284604,24.251022411260543],[-14.24953304285177,24.274350856818312],[-14.2854141010856,38.75102241126054],[-23.166199709518434,38.72769396570277]],"rectFt":[[-23.166199709518434,24.251022411260543],[-14.24953304285177,38.75102241126054]],"rawRegisteredPolygonFt":[[-23.171434327470052,24.370104215831134],[-14.208083779353274,24.393049489886167],[-14.244298424900151,38.63194060668995],[-23.20764897301693,38.60899533263492]],"nominalDimensionConstraint":{"cars":[6,7],"widthFt":8.916666666666666,"depthFt":14.5,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","reading":"8 ft 11 in CLEAR HOISTWAY width; 14 ft 6 in CLEAR HOISTWAY depth","method":"Use printed nominal clear dimensions at the A-A-153 raster-derived center. Structural framing and platform dimensions are distinct."},"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 7","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5},{"car":6,"bank":"XWOW","boundsPx":[1973,2330,2182,2665],"legacyOpening":16,"labelEvidence":"A-A-153 C.E.6; LA15 independently gives8ft11in clear width and14ft6in clear depth","sourcePixels":[[1973,2330],[2182,2330],[2182,2665],[1973,2665]],"polygonFt":[[-13.486940789000235,24.27570761131026],[-4.60649714511476,24.2988152865497],[-4.642720167895954,38.77570761131026],[-13.523163811781428,38.75259993607082]],"rectFt":[[-13.523163811781428,24.27570761131026],[-4.60649714511476,38.77570761131026]],"rawRegisteredPolygonFt":[[-13.485918095381777,24.394898161255526],[-4.607528215967534,24.41762594456121],[-4.643742861514411,38.656517061364994],[-13.522132740928654,38.63378927805931]],"nominalDimensionConstraint":{"cars":[6,7],"widthFt":8.916666666666666,"depthFt":14.5,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","reading":"8 ft 11 in CLEAR HOISTWAY width; 14 ft 6 in CLEAR HOISTWAY depth","method":"Use printed nominal clear dimensions at the A-A-153 raster-derived center. Structural framing and platform dimensions are distinct."},"source":"LERA A-A-153 F97; original clear-wall readings and dimension distinctions in analysis/core-floor97-review/source-readings.json","label":"Hoistway 6","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5}],"stairs":[{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"LERA A-A-153 main plan, floor97","uncertaintyFt":0.75,"flightModel":{"revision":"wtc1-f97-stair-surfaces-v1","classification":"architectural plan reconstruction","floor":97,"upperFloor":98,"storyRiseFt":12.0,"riserCount":19,"riserHeightFt":0.631578947368421,"flights":[{"risers":10,"firstRiserPx":[2918,1250],"lastRiserPx":[2751,1250],"id":"lower","firstRiserFt":[26.774749559669317,-21.406822254154804],"lastRiserFt":[19.680533723008182,-21.42498273172442],"widthFt":3.6666666666666665,"goingFt":0.788248786791024,"nominalGoingDifferenceIn":-0.04101455850771174,"baseOffsetFt":0.0,"topOffsetFt":6.315789473684211},{"risers":9,"firstRiserPx":[2751,1346],"lastRiserPx":[2900,1346],"id":"upper","firstRiserFt":[19.670155794732068,-17.344584083326914],"lastRiserFt":[25.999725613070453,-17.328381022501326],"widthFt":3.6666666666666665,"goingFt":0.7911988196757217,"nominalGoingDifferenceIn":-0.0056141638913391745,"baseOffsetFt":6.315789473684211,"topOffsetFt":12.0}],"intermediateLanding":{"polygonFt":[[15.607178175746682,-23.305605001541437],[19.68529027346807,-23.295165445573275],[19.665074934013546,-15.346888911715638],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2751,1206],[2751,1393],[2655,1393]],"offsetFt":6.315789473684211},"planUncertaintyFt":0.75,"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","evidence":"Floor97 plan, identities, arrows, riser lines and return landing boundaries"},{"path":"sources/NCSTAR1-7.pdf","sha256":"8954ff623795121b69b03d9fc30aac31bb0a015068a1251198f643b95a220cc0","evidence":"Printed p.27: flight widths; p.249: nominal egress-model rise/going"},{"path":"site/data/floor_heights.json","sha256":"4bb4fc1bea6e243519564b941cf91b2ee479bd52698fba079f79c25241a1bf2e","evidence":"Documented floor97-to-98 rise; 12 ft"}],"riseMethod":"Nineteen equal risers span the documented 12 ft floor97-to-98 elevation difference: 144/19 in each. Intermediate elevation is proportional to the departure flight count; equal half-story landings would make unequal risers. This is a reconstruction from plan count and story height, not a measured stair elevation.","goingMethod":"Retain the registered first and last drawn riser positions and divide into n-1 tread intervals. Compare, but do not silently force, the NIST 9.5 in nominal going. The measured raster going is not fabrication precision.","limits":"Floor97-to-98 walking and riser surfaces only. No inferred material thickness, nosing, stringers, rails, doors or enclosure wall assembly. Entry landings remain the floor slab; return landing boundaries follow the architectural enclosure. Equal riser heights and continuation of the floor97 plan into its upper flight are explicit reconstruction assumptions. The floor97/98 stair entry boundaries are reconciled against the shared 96th\u2013100th plan in analysis/core-floor98-review; structural trimming and later alterations remain unresolved. A-AB-204/205 typical stair details are listed in the drawing index but absent from local sources.","physicalThicknessFt":null},"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]}},{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"LERA A-A-153 main plan, floor97","uncertaintyFt":0.75,"flightModel":{"revision":"wtc1-f97-stair-surfaces-v1","classification":"architectural plan reconstruction","floor":97,"upperFloor":98,"storyRiseFt":12.0,"riserCount":19,"riserHeightFt":0.631578947368421,"flights":[{"risers":10,"firstRiserPx":[1945,1253],"lastRiserPx":[2115,1253],"id":"lower","firstRiserFt":[-14.558940074369502,-21.385119045944684],"lastRiserFt":[-7.337283234654578,-21.366632332251065],"widthFt":3.6666666666666665,"goingFt":0.8024089446375688,"nominalGoingDifferenceIn":0.12890733565082613,"baseOffsetFt":0.0,"topOffsetFt":6.315789473684211},{"risers":9,"firstRiserPx":[2115,1346],"lastRiserPx":[1964,1346],"id":"upper","firstRiserFt":[-7.347336852672058,-17.41374614161598],"lastRiserFt":[-13.761867339712964,-17.4301666931909],"widthFt":3.6666666666666665,"goingFt":0.8018189380606299,"nominalGoingDifferenceIn":0.12182725672755801,"baseOffsetFt":6.315789473684211,"topOffsetFt":12.0}],"intermediateLanding":{"polygonFt":[[-7.33252668419469,-23.23681504609992],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-7.352525816810115,-15.373546817417228]],"sourcePixels":[[2115,1209],[2187,1209],[2187,1394],[2115,1394]],"offsetFt":6.315789473684211},"planUncertaintyFt":0.75,"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","evidence":"Floor97 plan, identities, arrows, riser lines and return landing boundaries"},{"path":"sources/NCSTAR1-7.pdf","sha256":"8954ff623795121b69b03d9fc30aac31bb0a015068a1251198f643b95a220cc0","evidence":"Printed p.27: flight widths; p.249: nominal egress-model rise/going"},{"path":"site/data/floor_heights.json","sha256":"4bb4fc1bea6e243519564b941cf91b2ee479bd52698fba079f79c25241a1bf2e","evidence":"Documented floor97-to-98 rise; 12 ft"}],"riseMethod":"Nineteen equal risers span the documented 12 ft floor97-to-98 elevation difference: 144/19 in each. Intermediate elevation is proportional to the departure flight count; equal half-story landings would make unequal risers. This is a reconstruction from plan count and story height, not a measured stair elevation.","goingMethod":"Retain the registered first and last drawn riser positions and divide into n-1 tread intervals. Compare, but do not silently force, the NIST 9.5 in nominal going. The measured raster going is not fabrication precision.","limits":"Floor97-to-98 walking and riser surfaces only. No inferred material thickness, nosing, stringers, rails, doors or enclosure wall assembly. Entry landings remain the floor slab; return landing boundaries follow the architectural enclosure. Equal riser heights and continuation of the floor97 plan into its upper flight are explicit reconstruction assumptions. The floor97/98 stair entry boundaries are reconciled against the shared 96th\u2013100th plan in analysis/core-floor98-review; structural trimming and later alterations remain unresolved. A-AB-204/205 typical stair details are listed in the drawing index but absent from local sources.","physicalThicknessFt":null},"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]}},{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"LERA A-A-153 main plan, floor97","uncertaintyFt":0.75,"flightModel":{"revision":"wtc1-f97-stair-surfaces-v1","classification":"architectural plan reconstruction","floor":97,"upperFloor":98,"storyRiseFt":12.0,"riserCount":19,"riserHeightFt":0.631578947368421,"flights":[{"risers":9,"firstRiserPx":[2437,2148],"lastRiserPx":[2437,1994],"id":"lower","firstRiserFt":[6.244631865961679,16.70960024418136],"lastRiserFt":[6.261279792571273,10.16396074571037],"widthFt":4.666666666666667,"goingFt":0.8182075836604283,"nominalGoingDifferenceIn":0.3184910039251392,"baseOffsetFt":0.0,"topOffsetFt":5.684210526315789},{"risers":10,"firstRiserPx":[2555,1994],"lastRiserPx":[2555,2167],"id":"upper","firstRiserFt":[11.273959246020453,10.176792699921236],"lastRiserFt":[11.255257354439536,17.530011097554237],"widthFt":4.666666666666667,"goingFt":0.8170269089365321,"nominalGoingDifferenceIn":0.30432290723838484,"baseOffsetFt":5.684210526315789,"topOffsetFt":12.0}],"intermediateLanding":{"polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.567897300988733,10.182664950153324],[3.8399007345492038,10.157762259354271]],"sourcePixels":[[2380,1883],[2609,1883],[2609,1994],[2380,1994]],"offsetFt":5.684210526315789},"planUncertaintyFt":0.75,"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","evidence":"Floor97 plan, identities, arrows, riser lines and return landing boundaries"},{"path":"sources/NCSTAR1-7.pdf","sha256":"8954ff623795121b69b03d9fc30aac31bb0a015068a1251198f643b95a220cc0","evidence":"Printed p.27: flight widths; p.249: nominal egress-model rise/going"},{"path":"site/data/floor_heights.json","sha256":"4bb4fc1bea6e243519564b941cf91b2ee479bd52698fba079f79c25241a1bf2e","evidence":"Documented floor97-to-98 rise; 12 ft"}],"riseMethod":"Nineteen equal risers span the documented 12 ft floor97-to-98 elevation difference: 144/19 in each. Intermediate elevation is proportional to the departure flight count; equal half-story landings would make unequal risers. This is a reconstruction from plan count and story height, not a measured stair elevation.","goingMethod":"Retain the registered first and last drawn riser positions and divide into n-1 tread intervals. Compare, but do not silently force, the NIST 9.5 in nominal going. The measured raster going is not fabrication precision.","limits":"Floor97-to-98 walking and riser surfaces only. No inferred material thickness, nosing, stringers, rails, doors or enclosure wall assembly. Entry landings remain the floor slab; return landing boundaries follow the architectural enclosure. Equal riser heights and continuation of the floor97 plan into its upper flight are explicit reconstruction assumptions. The floor97/98 stair entry boundaries are reconciled against the shared 96th\u2013100th plan in analysis/core-floor98-review; structural trimming and later alterations remain unresolved. A-AB-204/205 typical stair details are listed in the drawing index but absent from local sources.","physicalThicknessFt":null},"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75}}],"slabOpenings":[{"id":"WTC1-F97-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-87","function":"elevator-hoistway","car":87,"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-90","function":"elevator-hoistway","car":90,"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-50","function":"elevator-hoistway","car":50,"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-07","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-7","function":"elevator-hoistway","car":7,"polygonFt":[[-23.130318651284604,24.251022411260543],[-14.24953304285177,24.274350856818312],[-14.2854141010856,38.75102241126054],[-23.166199709518434,38.72769396570277]],"sourcePixels":[[1745,2330],[1956,2330],[1956,2665],[1745,2665]],"nominalDimensionConstraint":{"cars":[6,7],"widthFt":8.916666666666666,"depthFt":14.5,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","reading":"8 ft 11 in CLEAR HOISTWAY width; 14 ft 6 in CLEAR HOISTWAY depth","method":"Use printed nominal clear dimensions at the A-A-153 raster-derived center. Structural framing and platform dimensions are distinct."},"replacesNistOpening":"F96-visible-opening-14","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-elevator-6","function":"elevator-hoistway","car":6,"polygonFt":[[-13.486940789000235,24.27570761131026],[-4.60649714511476,24.2988152865497],[-4.642720167895954,38.77570761131026],[-13.523163811781428,38.75259993607082]],"sourcePixels":[[1973,2330],[2182,2330],[2182,2665],[1973,2665]],"nominalDimensionConstraint":{"cars":[6,7],"widthFt":8.916666666666666,"depthFt":14.5,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA15.tif","reading":"8 ft 11 in CLEAR HOISTWAY width; 14 ft 6 in CLEAR HOISTWAY depth","method":"Use printed nominal clear dimensions at the A-A-153 raster-derived center. Structural framing and platform dimensions are distinct."},"replacesNistOpening":"F96-visible-opening-16","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5},{"id":"WTC1-F97-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1"},{"id":"WTC1-F97-stair-C","function":"stair-opening-inferred","stair":"C","polygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"sourcePixels":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"replacesNistOpening":"F96-visible-opening-03","interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1"},{"id":"WTC1-F97-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1"},{"id":"WTC1-F97-northwest-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[-24.504414863754775,-36.11711100425774],[-15.158741306476628,-36.0931870218307],[-15.184037506649673,-26.147215316361788],[-24.52971106392782,-26.171139298788823]],"sourcePixels":[[1710,907],[1930,907],[1930,1141],[1710,1141]],"replacesNistOpening":"F96-visible-opening-01","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-northeast-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[25.02765498981944,-35.99031389739445],[32.334272498236885,-35.971609692951496],[32.30897629806387,-26.025637987482583],[25.002358789646394,-26.044342191925537]],"sourcePixels":[[2876,907],[3048,907],[3048,1141],[2876,1141]],"replacesNistOpening":"F96-visible-opening-09","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-southwest-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[-32.5171078847482,24.346180233404098],[-24.78568703281809,24.365971891593745],[-24.821901678364966,38.60486300839753],[-32.55332253029508,38.58507135020788]],"sourcePixels":[[1525,2330],[1707,2330],[1707,2665],[1525,2665]],"replacesNistOpening":"F96-visible-opening-12","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-southeast-sara","function":"major-air-shaft","label":"S.A. & R.A. SHAFT","polygonFt":[[14.164995947607295,25.9533367407262],[21.641534793429813,25.972475926667826],[21.61072531886009,38.08615941409792],[14.134186473037573,38.067020228156295]],"sourcePixels":[[2624,2365],[2800,2365],[2800,2650],[2624,2650]],"replacesNistOpening":"F96-visible-opening-21","interpretation":"Major labeled S.A./R.A. shaft, inside visible plan boundary; minor nearby services are not merged into this aperture.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-northwest-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[-16.671925933610254,-42.430220590852386],[-8.430741069464972,-42.40912398816673],[-8.439821756706579,-38.83877517081891],[-16.68100662085186,-38.85987177350457]],"sourcePixels":[[1894,758],[2088,758],[2088,842],[1894,842]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Crossed shaft immediately north of the northwest major air shaft; separate from the adjacent electrical closet.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-northeast-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[16.377774191673396,-42.34561668936042],[23.726872034442124,-42.3268037395428],[23.717791347200517,-38.756454922194976],[16.36869350443179,-38.7752678720126]],"sourcePixels":[[2672,758],[2845,758],[2845,842],[2672,842]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Crossed and labeled north perimeter shaft above the northeast W.C.; not the W.C. itself.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-northwest-steam","function":"service-shaft-architectural","label":"STEAM SHAFT","shortLabel":"STM","polygonFt":[[-14.389122530854891,-38.046420624110475],[-10.82077444534869,-38.03728601263833],[-10.842503232676819,-29.493951342556066],[-14.41085131818302,-29.503085954028208]],"sourcePixels":[[1948,861],[2032,861],[2032,1062],[1948,1062]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Upper crossed compartment with STEAM SHAFT label. Smaller unlabeled compartment below remains excluded.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-stair-a-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[12.336084327279792,-23.27147424280342],[14.927384722706904,-23.264840774948652],[14.90727748667193,-15.359068393678491],[12.315977091244818,-15.36570186153326]],"sourcePixels":[[2578,1207],[2639,1207],[2639,1393],[2578,1393]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Narrow shaft immediately west of Stair A, bounded separately from the stair opening and adjoining closet.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-freight50-ac","function":"service-shaft-architectural","label":"A.C. SHAFT","shortLabel":"AC","polygonFt":[[-12.897454793739385,-6.546819977929516],[-9.881351054799623,-6.5390990563280695],[-9.887621053133117,-4.0738582062545845],[-12.903724792072879,-4.081579127856031]],"sourcePixels":[[1985,1602],[2056,1602],[2056,1660],[1985,1660]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Leader labels the crossed compartment immediately north of freight50; closet to its east is excluded.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-east-te","function":"service-shaft-architectural","label":"T.E. SHAFT","shortLabel":"TE","polygonFt":[[30.366223157899526,2.9149051281017933],[33.042484222029174,2.921756086705898],[33.026484915936834,9.21237066965206],[30.350223851807172,9.205519711047955]],"sourcePixels":[[3004,1822],[3067,1822],[3067,1970],[3004,1970]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. T.E. SHAFT leader points into the tall crossed compartment west of car97. Small compartment above and adjoining workshop are excluded. Abbreviation is retained without expanding its meaning.","uncertaintyFt":0.5},{"id":"WTC1-F97-service-southeast-ac-exhaust","function":"service-shaft-architectural","label":"A.C. EXH SHAFT","shortLabel":"EXH","polygonFt":[[3.937608987699619,38.550971169285575],[16.851630630483967,38.58402976318476],[16.842874253500995,42.026866122770144],[5.5855856504159505,41.99804859848304],[5.589153063260866,40.59541156309639],[3.932420023561562,40.59117049348433]],"sourcePixels":[[2384,2662],[2688,2662],[2688,2743],[2423,2743],[2423,2710],[2384,2710]],"reviewRevision":"wtc1-f97-services-v1","sourceSheet":"A-A-153","interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred. Long crossed and labeled A.C. exhaust shaft at the south boundary. Lower-left column projection is excluded with a notch.","uncertaintyFt":0.5}],"serviceReview":{"revision":"wtc1-f97-services-v1","tower":1,"floor":97,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","edgeReadUncertaintyFt":0.5,"interpretation":"Inside boundaries of explicitly labeled service shafts on the floor97 architectural plan. Structural slab offsets and beam elevations remain unresolved. No vertical service shaft extents or equipment are inferred.","openings":[{"id":"northwest-ac","label":"A.C. SHAFT","shortLabel":"AC","boundsPx":[1894,758,2088,842],"witnessPx":[[1910,780],[2050,820]],"evidence":"Crossed shaft immediately north of the northwest major air shaft; separate from the adjacent electrical closet."},{"id":"northeast-ac","label":"A.C. SHAFT","shortLabel":"AC","boundsPx":[2672,758,2845,842],"witnessPx":[[2700,780],[2820,820]],"evidence":"Crossed and labeled north perimeter shaft above the northeast W.C.; not the W.C. itself."},{"id":"northwest-steam","label":"STEAM SHAFT","shortLabel":"STM","boundsPx":[1948,861,2032,1062],"witnessPx":[[1970,900],[2010,1030]],"evidence":"Upper crossed compartment with STEAM SHAFT label. Smaller unlabeled compartment below remains excluded."},{"id":"stair-a-ac","label":"A.C. SHAFT","shortLabel":"AC","boundsPx":[2578,1207,2639,1393],"witnessPx":[[2590,1230],[2620,1360]],"evidence":"Narrow shaft immediately west of Stair A, bounded separately from the stair opening and adjoining closet."},{"id":"freight50-ac","label":"A.C. SHAFT","shortLabel":"AC","boundsPx":[1985,1602,2056,1660],"witnessPx":[[2000,1620],[2040,1645]],"evidence":"Leader labels the crossed compartment immediately north of freight50; closet to its east is excluded."},{"id":"east-te","label":"T.E. SHAFT","shortLabel":"TE","boundsPx":[3004,1822,3067,1970],"witnessPx":[[3020,1850],[3050,1940]],"evidence":"T.E. SHAFT leader points into the tall crossed compartment west of car97. Small compartment above and adjoining workshop are excluded. Abbreviation is retained without expanding its meaning."},{"id":"southwest-ac","label":"A.C. SHAFT","shortLabel":"AC","boundsPx":[1734,2665,1777,2743],"witnessPx":[[1745,2680],[1765,2725]],"evidence":"Narrow crossed and labeled A.C. compartment south of the car7 area. Column and enclosed rooms alongside are excluded.","status":"pending-registration","pendingReason":"The A-A-153 candidate intersects the nominal-dimension car7 hoistway by0.1563ft\u00b2 at the upper edge. This lies within stated raster uncertainty, but the separate drawn boundary is unresolved across A-A-153 and LA15. Retain the previous slab here until the registration is reconciled; do not move a boundary simply to remove the overlap."},{"id":"southeast-ac-exhaust","label":"A.C. EXH SHAFT","shortLabel":"EXH","polygonPx":[[2384,2662],[2688,2662],[2688,2743],[2423,2743],[2423,2710],[2384,2710]],"witnessPx":[[2400,2680],[2530,2690],[2660,2720]],"evidence":"Long crossed and labeled A.C. exhaust shaft at the south boundary. Lower-left column projection is excluded with a notch."}],"exclusions":[{"id":"electrical-closet-covered-shaft","boundsPx":[2383,1757,2609,1870],"witnessPx":[[2460,1805],[2580,1790]],"reason":"Electrical-closet note reads SLAB OVER SHAFT AFTER COND. ARE IN PLACE. Do not turn the entire closet or covered electrical chase into an open floor aperture. Future busduct-slot provision is not resolved here."},{"id":"northwest-steam-lower-compartment","boundsPx":[1948,1078,2032,1142],"witnessPx":[[1990,1110]],"reason":"Unlabeled crossed compartment; shaft function, closure and exact penetration are not established."},{"id":"east-te-upper-compartment","boundsPx":[3004,1754,3067,1809],"witnessPx":[[3025,1775]],"reason":"Separate crossed compartment above the labeled T.E. shaft; do not merge automatically."},{"id":"freight50-closet","boundsPx":[2070,1600,2180,1660],"witnessPx":[[2120,1625]],"reason":"Labeled closet adjacent to the smaller A.C. shaft must retain floor."},{"id":"stair-a-closet","boundsPx":[2400,1220,2560,1380],"witnessPx":[[2500,1300]],"reason":"Labeled closet west of Stair A and its A.C. shaft must retain floor."},{"id":"east-workshop","boundsPx":[2830,1770,2980,1940],"witnessPx":[[2910,1850]],"reason":"Workshop adjacent to T.E. shaft must retain floor."},{"id":"southwest-ac-pending-registration","boundsPx":[1734,2665,1777,2743],"witnessPx":[[1745,2680],[1765,2725]],"reason":"The A-A-153 candidate intersects the nominal-dimension car7 hoistway by0.1563ft\u00b2 at the upper edge. This lies within stated raster uncertainty, but the separate drawn boundary is unresolved across A-A-153 and LA15. Retain the previous slab here until the registration is reconciled; do not move a boundary simply to remove the overlap."}],"limits":["Seven of eight labeled service-shaft candidates are integrated. The southwest A.C. shaft beside car7 remains pending registration; other small penetrations and plumbing/electrical slots are not complete.","Future busduct slots, unlabeled crossed compartments and local closure notes require further detailing.","A-A-153 does not establish structural beam elevations, sections or a complete framing inventory. The original NIST beam trace is retained."],"localReadings":"analysis/core-floor97-services-review/source-readings.json","readingsSha256":"ec38e7cd2141bc7fc0739d3f37bcc1d475921459e5e91cd082e78d92e93a9c62"},"stairFlightReview":{"revision":"wtc1-f97-stair-surfaces-v1","tower":1,"floor":97,"plan":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"sourcePixelConvention":"Native 4896 x 3638 image after rotation; first and last riser lines, with lane centers between enclosing walls and the central separation.","riserCountEvidence":"A-A-153 main floor97 plan labels UP 19 R / DN 19 R. The north lane is the ascending departure for A and C; the west lane is the ascending departure for B. Count the terminal riser lines as well as the internal lines: ten and nine risers have nine and eight tread intervals respectively.","widthSource":"NIST NCSTAR 1-7 section 2.2.2, printed p.27 (PDF p.65): A/C 44 in, B 56 in. Width means stair flight width, not the complete enclosure.","nominalGoingIn":9.5,"nominalGoingSource":"NIST NCSTAR 1-7 Appendix D, printed p.249 (PDF p.287): egress model uses approximately 7.5 in rise and 9.5 in tread excluding nosing. The 7.5 in input is not imposed as an exact floor97 riser height.","riseMethod":"Nineteen equal risers span the documented 12 ft floor97-to-98 elevation difference: 144/19 in each. Intermediate elevation is proportional to the departure flight count; equal half-story landings would make unequal risers. This is a reconstruction from plan count and story height, not a measured stair elevation.","goingMethod":"Retain the registered first and last drawn riser positions and divide into n-1 tread intervals. Compare, but do not silently force, the NIST 9.5 in nominal going. The measured raster going is not fabrication precision.","planUncertaintyFt":0.75,"limits":"Floor97-to-98 walking and riser surfaces only. No inferred material thickness, nosing, stringers, rails, doors or enclosure wall assembly. Entry landings remain the floor slab; return landing boundaries follow the architectural enclosure. Equal riser heights and continuation of the floor97 plan into its upper flight are explicit reconstruction assumptions. The floor97/98 stair entry boundaries are reconciled against the shared 96th\u2013100th plan in analysis/core-floor98-review; structural trimming and later alterations remain unresolved. A-AB-204/205 typical stair details are listed in the drawing index but absent from local sources.","stairs":[{"stair":"A","widthIn":44,"lower":{"risers":10,"firstRiserPx":[2918,1250],"lastRiserPx":[2751,1250]},"upper":{"risers":9,"firstRiserPx":[2751,1346],"lastRiserPx":[2900,1346]},"returnLandingPx":[[2655,1206],[2751,1206],[2751,1393],[2655,1393]]},{"stair":"C","widthIn":44,"lower":{"risers":10,"firstRiserPx":[1945,1253],"lastRiserPx":[2115,1253]},"upper":{"risers":9,"firstRiserPx":[2115,1346],"lastRiserPx":[1964,1346]},"returnLandingPx":[[2115,1209],[2187,1209],[2187,1394],[2115,1394]]},{"stair":"B","widthIn":56,"lower":{"risers":9,"firstRiserPx":[2437,2148],"lastRiserPx":[2437,1994]},"upper":{"risers":10,"firstRiserPx":[2555,1994],"lastRiserPx":[2555,2167]},"returnLandingPx":[[2380,1883],[2609,1883],[2609,1994],[2380,1994]]}],"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","evidence":"Floor97 plan, identities, arrows, riser lines and return landing boundaries"},{"path":"sources/NCSTAR1-7.pdf","sha256":"8954ff623795121b69b03d9fc30aac31bb0a015068a1251198f643b95a220cc0","evidence":"Printed p.27: flight widths; p.249: nominal egress-model rise/going"},{"path":"site/data/floor_heights.json","sha256":"4bb4fc1bea6e243519564b941cf91b2ee479bd52698fba079f79c25241a1bf2e","evidence":"Documented floor97-to-98 rise; 12 ft"}],"localReadings":"analysis/core-floor97-stairs-review/source-readings.json","readingsSha256":"4dfb3c262b999fe45c9550820deef083d46b0b5d147c48becb79846d38ed7734"},"stairInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","tower":1,"floors":[97,98],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","corroboratingSource":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","registration":"analysis/core-comprehensive-review/A-A-153-control-review.json","rotationDeg":180,"scopeEvidence":"A-A-153 title is 96th to 100th Floor Core Plan; A-A-152 is the companion 96th to 100th Floor Plan. Separate local insets explicitly labeled 100th floor are excluded. No floor98-specific stair variation is identified in the main plan or the companion sheet.","edgeEvidence":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","planUncertaintyFt":0.75,"limits":"Architectural floor-band plan, not a verified 2001 survey or structural trim detail. The center-divider join is an inferred slab boundary through the drawn rail/partition zone. Original floor97 flight counts and equal-riser elevations are retained. Floor98 receives only the three reviewed stair apertures and enclosures; its other 19 apertures and beams remain the F96 prototype. No new floor98-to-99 flights are inferred. Slab thickness, reinforcement, wall offsets, handrails and later alterations remain unresolved.","stairs":[{"stair":"A","legacyOpening":10,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"openingWitnessPx":[[2910,1250],[2890,1346],[2690,1250]],"landingWitnessPx":[[2930,1250],[2903,1346],[2990,1300]]},{"stair":"C","legacyOpening":3,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"openingWitnessPx":[[1947,1253],[1974,1346],[2160,1350]],"landingWitnessPx":[[1935,1253],[1958,1346],[1850,1290]]},{"stair":"B","legacyOpening":15,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"openingWitnessPx":[[2437,2138],[2555,2157],[2450,1910]],"landingWitnessPx":[[2437,2158],[2555,2177],[2480,2220]]}],"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"}],"localReadings":"analysis/core-floor98-review/source-readings.json","readingsSha256":"28991f6aaacea40a29528ad1f7e650079d0574ab13124a3f1e9819227e09b33a"}}},{"schemaVersion":2,"status":"Integrated partial NIST analysis prototype; source-documented reuse, not a floor-by-floor fabrication inventory.","tower":1,"floor":98,"evidenceType":"NIST impact-analysis model geometry, digitized from published raster figures","sources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype 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Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F98-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. 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Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-50","function":"elevator-hoistway","car":50,"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-07","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F98-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":98},{"id":"WTC1-F98-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F98-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F98-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":98},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F98-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F98-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"}],"coverage":{"floors":[98],"evidenceType":"Sixteen architectural apertures within the repeated F96 core prototype","displayNote":"WTC1 floor98:13 hoistways (50,87\u201398), three stair openings and staggered entry landings follow the main A-A-153 96th\u2013100th core plan. Cars6/7, four major air openings and all80 beams retain the F96 prototype pending further review. The F97 stairs meet these landing edges; F98-to-99 flights and small service penetrations are not reconstructed."},"sourceAssets":["NIST1-2B_p51_Fig3-17_3-18_core_plan.png","NIST1-2B_p43_Fig3-6_core_slab.png"],"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-152","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-152","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"slabBaseSourceFloor":96,"revision":"wtc1-f98-stair-interfaces-v1","slabSourceFloor":96,"slabGeometry":"polygon-openings","slabTopologyEvidence":{"classification":"Partial floor98 stair and elevator reconciliation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"architecturalStairFloor":98,"architecturalElevatorFloor":98,"elevatorReviewRevision":"wtc1-f98-elevator-openings-v1","baseSourceFloor":96,"reviewedOpeningIds":["WTC1-F98-stair-A","WTC1-F98-stair-C","WTC1-F98-stair-B","WTC1-F98-elevator-89","WTC1-F98-elevator-88","WTC1-F98-elevator-87","WTC1-F98-elevator-90","WTC1-F98-elevator-91","WTC1-F98-elevator-92","WTC1-F98-elevator-95","WTC1-F98-elevator-94","WTC1-F98-elevator-93","WTC1-F98-elevator-96","WTC1-F98-elevator-97","WTC1-F98-elevator-98","WTC1-F98-elevator-50"],"unresolved":["Architectural floor-band plan, not a verified 2001 survey or structural trim detail. The center-divider join is an inferred slab boundary through the drawn rail/partition zone. Original floor97 flight counts and equal-riser elevations are retained. Floor98 receives only the three reviewed stair apertures and enclosures; its other 19 apertures and beams remain the F96 prototype. No new floor98-to-99 flights are inferred. Slab thickness, reinforcement, wall offsets, handrails and later alterations remain unresolved.","Only13 floor98 hoistways are reconciled. Cars6/7 retain their prior prototype placement pending the unresolved south wall and clear-dimension registration. The four major air openings and80 core beams remain the F96 prototype. Other small service shafts are not added in this pass. No independent Tower B geometry is inferred. Raster edge uncertainty remains \u00b10.5 ft; adjacency to other unreviewed floors is not evidence of real shaft jogs."]},"architecturalReview":{"revision":"wtc1-f98-stair-interfaces-v1","limits":"Architectural floor-band plan, not a verified 2001 survey or structural trim detail. The center-divider join is an inferred slab boundary through the drawn rail/partition zone. Original floor97 flight counts and equal-riser elevations are retained. Floor98 receives only the three reviewed stair apertures and enclosures; its other 19 apertures and beams remain the F96 prototype. No new floor98-to-99 flights are inferred. Slab thickness, reinforcement, wall offsets, handrails and later alterations remain unresolved.","stairInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","tower":1,"floors":[97,98],"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","corroboratingSource":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","registration":"analysis/core-comprehensive-review/A-A-153-control-review.json","rotationDeg":180,"scopeEvidence":"A-A-153 title is 96th to 100th Floor Core Plan; A-A-152 is the companion 96th to 100th Floor Plan. Separate local insets explicitly labeled 100th floor are excluded. No floor98-specific stair variation is identified in the main plan or the companion sheet.","edgeEvidence":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","planUncertaintyFt":0.75,"limits":"Architectural floor-band plan, not a verified 2001 survey or structural trim detail. The center-divider join is an inferred slab boundary through the drawn rail/partition zone. Original floor97 flight counts and equal-riser elevations are retained. Floor98 receives only the three reviewed stair apertures and enclosures; its other 19 apertures and beams remain the F96 prototype. No new floor98-to-99 flights are inferred. Slab thickness, reinforcement, wall offsets, handrails and later alterations remain unresolved.","stairs":[{"stair":"A","legacyOpening":10,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"openingWitnessPx":[[2910,1250],[2890,1346],[2690,1250]],"landingWitnessPx":[[2930,1250],[2903,1346],[2990,1300]]},{"stair":"C","legacyOpening":3,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"openingWitnessPx":[[1947,1253],[1974,1346],[2160,1350]],"landingWitnessPx":[[1935,1253],[1958,1346],[1850,1290]]},{"stair":"B","legacyOpening":15,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"openingWitnessPx":[[2437,2138],[2555,2157],[2450,1910]],"landingWitnessPx":[[2437,2158],[2555,2177],[2480,2220]]}],"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"}],"localReadings":"analysis/core-floor98-review/source-readings.json","readingsSha256":"28991f6aaacea40a29528ad1f7e650079d0574ab13124a3f1e9819227e09b33a"},"elevatorReview":{"revision":"wtc1-f98-elevator-openings-v1","tower":1,"floor":98,"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"readings":{"path":"analysis/core-floor97-review/source-readings.json","sha256":"2a332f257e68ddb4b2631575dec18a9d6bf68f396ee430bb75099fb641e73b28"},"registration":{"path":"analysis/core-comprehensive-review/A-A-153-control-review.json","sha256":"20460b8283d7fcf3a80927fb8fbeaf76a5d6aa7be218688a6fe6c79a5f33fa9a"},"includedCars":[50,87,88,89,90,91,92,93,94,95,96,97,98],"deferredCars":[6,7],"coverageEvidence":"A-A-153 title explicitly covers the 96th to 100th floor core plan. The main plan labels freight50 and passenger87\u201398. A-A-152 corroborates floor coverage. The floor100 inset changes are excluded from floor98.","dimensionEvidence":"Bank C clear width is 7 ft 1 in on LA12, distinct from platform width. Apply the same registered center and recess-preserving width constraint used on floor97. Bank D numbering is corroborated by LA10; its pit/platform measurements are not substituted for clear hoistway geometry. Car50 and Bank D retain A-A-153 raster boundaries.","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","limits":"Only13 floor98 hoistways are reconciled. Cars6/7 retain their prior prototype placement pending the unresolved south wall and clear-dimension registration. The four major air openings and80 core beams remain the F96 prototype. Other small service shafts are not added in this pass. No independent Tower B geometry is inferred. Raster edge uncertainty remains \u00b10.5 ft; adjacency to other unreviewed floors is not evidence of real shaft jogs.","edgeReadUncertaintyFt":0.5,"shaftWitnessPx":[[89,1380,1640],[89,1470,1800],[88,1390,1860],[88,1470,2040],[87,1400,2100],[87,1470,2275],[90,1820,1620],[90,1945,1730],[91,1820,1870],[91,1945,2000],[92,1820,2100],[92,1940,2220],[95,2660,1620],[95,2785,1780],[94,2660,1860],[94,2785,2040],[93,2660,2100],[93,2785,2270],[96,3090,1620],[96,3210,1790],[97,3090,1860],[97,3210,2040],[98,3090,2100],[98,3210,2270],[50,2010,1700],[50,2190,1880]],"solidWitnessPx":[["car90 projection",1950,1615],["car91 projection",1959,1860],["BankC lobby",1640,1940],["service room",2090,2160],["89/88 separator",1430,1828],["88/87 separator",1430,2070],["90/91 separator",1880,1833],["91/92 separator",1880,2070],["95/94 separator",2720,1828],["94/93 separator",2720,2071],["96/97 separator",3150,1828],["97/98 separator",3150,2072]],"elevators":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering"},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C"},{"car":87,"bank":"Z3C","boundsPx":[1361,2078,1519,2292],"legacyOpening":6,"labelEvidence":"A-A-153 with LA12 Bank C"},{"car":90,"bank":"Z3C","polygonPx":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"legacyOpening":5,"labelEvidence":"A-A-153 with LA12 Bank C; upper-right column/service projection excluded"},{"car":91,"bank":"Z3C","polygonPx":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"legacyOpening":8,"labelEvidence":"A-A-153 with LA12 Bank C; column projection excluded"},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan"},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D"},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D"},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D"},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature"},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D"},{"car":50,"bank":"F50","boundsPx":[1995,1683,2205,1910],"legacyOpening":7,"labelEvidence":"A-A-153 F.E.50; not the old A-A-45 footprint"}],"shafts":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 89","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"rectFt":[[-39.628577723555814,3.4588070715087724],[-32.545244390222486,12.95441486771307]],"rawRegisteredPolygonFt":[[-39.430803939360004,3.4588070715087724],[-32.71891111186024,3.475988840706364],[-32.74301817441831,12.95441486771307],[-39.45491100191806,12.937233098515463]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 88","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":87,"bank":"Z3C","boundsPx":[1361,2078,1519,2292],"legacyOpening":6,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"rectFt":[[-39.65392797543862,13.617299539915052],[-32.57059464210529,22.730369962832086]],"rawRegisteredPolygonFt":[[-39.45664065663075,13.617299539915052],[-32.744747829130986,13.634481309112644],[-32.76788196091317,22.730369962832086],[-39.479774788412925,22.71318819363448]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 87","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":90,"bank":"Z3C","polygonPx":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"legacyOpening":5,"labelEvidence":"A-A-153 with LA12 Bank C; upper-right column/service projection excluded","sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"rectFt":[[-20.977708875324687,-6.736736991843728],[-13.894375541991357,2.588310467137333]],"rawRegisteredPolygonFt":[[-20.670923566342594,-6.736736991843728],[-15.275921103732017,-6.722926329260844],[-15.281974895226426,-4.342693784362297],[-14.177486202093561,-4.3398664046209205],[-14.195107059479042,2.588310467137333],[-20.694598215222484,2.571672424813073]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 90","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":91,"bank":"Z3C","polygonPx":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"legacyOpening":8,"labelEvidence":"A-A-153 with LA12 Bank C; column projection excluded","sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"rectFt":[[-21.003329385756356,4.016813612787189],[-13.919996052423022,13.001827851068455]],"rawRegisteredPolygonFt":[[-20.69827373148695,4.016813612787189],[-14.878467925363736,4.031711729116751],[-14.881927234789103,5.3918446119159285],[-14.202241885168874,5.393584537910613],[-14.22159239726706,13.001827851068455],[-20.7210835530105,12.98518980874421]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 91","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"rectFt":[[-21.026301362409217,13.665256250143784],[-13.942968029075884,22.777782946187486]],"rawRegisteredPolygonFt":[[-20.722813207723178,13.665256250143784],[-14.223322051979736,13.681894292468044],[-14.246456183761921,22.777782946187486],[-20.745947339505364,22.761144903863226]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; 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LA10/LA12 identity and clear-width checks","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"car":50,"bank":"F50","boundsPx":[1995,1683,2205,1910],"legacyOpening":7,"labelEvidence":"A-A-153 F.E.50; not the old A-A-45 footprint","sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"rectFt":[[-12.505947303445964,-3.102896164597439],[-3.560537613444211,6.5683830014395]],"rawRegisteredPolygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main 96th\u2013100th floor core plan, applied to floor98; LA10/LA12 identity and clear-width checks","label":"Hoistway 50","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f98-elevator-openings-v1"}],"slabOpenings":[{"id":"WTC1-F98-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-87","function":"elevator-hoistway","car":87,"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-90","function":"elevator-hoistway","car":90,"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"},{"id":"WTC1-F98-elevator-50","function":"elevator-hoistway","car":50,"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-07","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"sourceFloor":98,"reviewRevision":"wtc1-f98-elevator-openings-v1"}],"localReadings":"analysis/core-floor98-elevators-review/source-readings.json","readingsSha256":"bd865080c577faf9dad0ffc363fc00cf63aebf1e10e03a3f678eb9adfb3943e9"},"stairs":[{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"LERA A-A-153 main 96th\u2013100th Floor Core Plan, applied to floor98; companion A-A-152 corroborates floor coverage","uncertaintyFt":0.75,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]}},{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"LERA A-A-153 main 96th\u2013100th Floor Core Plan, applied to floor98; companion A-A-152 corroborates floor coverage","uncertaintyFt":0.75,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]}},{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"LERA A-A-153 main 96th\u2013100th Floor Core Plan, applied to floor98; companion A-A-152 corroborates floor coverage","uncertaintyFt":0.75,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75}}]},"stairOpeningCalibration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"}},{"schemaVersion":2,"status":"Integrated partial NIST analysis prototype; source-documented reuse, not a floor-by-floor fabrication inventory.","tower":1,"floor":99,"evidenceType":"NIST impact-analysis model geometry, digitized from published raster figures","sources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype 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Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"WTC1-AA153-common-elevator-50","function":"elevator-hoistway","car":50,"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-07","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"WTC1-AA153-common-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-AA153-common-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","appliedFloors":[96,99],"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"id":"WTC1-AA153-common-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-AA153-common-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-AA153-common-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","appliedFloors":[96,99],"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-AA153-common-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"WTC1-AA153-common-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"WTC1-AA153-common-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"WTC1-AA153-common-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-AA153-common-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Inside hoistway wall/frame boundary, not the smaller crossed car symbol. Cars90/91 retain the visible column/service projections. These are architectural aperture interpretations, not verified structural trimming dimensions.","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99]}],"coverage":{"floors":[96,99],"evidenceType":"Shared A-A-153 original architectural circulation template","displayNote":"WTC1 floors96/99:13 hoistways and three stair opening/entry partitions follow the shared A-A-153 main plan already reviewed at97/98. Cars6/7, four air apertures and all80 beams remain F96 prototypes. Floor100 insets and later tenant alterations are separate unresolved exceptions."},"sourceAssets":["NIST1-2B_p51_Fig3-17_3-18_core_plan.png","NIST1-2B_p43_Fig3-6_core_slab.png"],"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-152","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-152","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"slabBaseSourceFloor":96,"revision":"wtc1-aa153-common-circulation-v1","slabSourceFloor":96,"slabGeometry":"polygon-openings","slabTopologyEvidence":{"classification":"Partial shared original-plan circulation reconciliation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"baseSourceFloor":96,"architecturalFamilyId":"wtc1-aa153-common-circulation-v1","appliedFloors":[96,99],"reviewedOpeningIds":["WTC1-AA153-common-elevator-89","WTC1-AA153-common-stair-C","WTC1-AA153-common-elevator-88","WTC1-AA153-common-elevator-90","WTC1-AA153-common-elevator-87","WTC1-AA153-common-elevator-50","WTC1-AA153-common-elevator-91","WTC1-AA153-common-stair-A","WTC1-AA153-common-elevator-92","WTC1-AA153-common-elevator-95","WTC1-AA153-common-stair-B","WTC1-AA153-common-elevator-94","WTC1-AA153-common-elevator-96","WTC1-AA153-common-elevator-93","WTC1-AA153-common-elevator-97","WTC1-AA153-common-elevator-98"],"unresolved":["Original architectural circulation only, not verified2001 conditions. Main-plan hoistways and stair partitions repeat on96\u201399; floor100 stays separate. Car6/7 boundaries, four major air openings, additional services and all80 F96 beam traces remain unresolved on newly reviewed floors. No additional flights, column coordinates, structural trim or later tenant openings are inferred. Exact F97/F98 geometry and independent Tower B data are preserved."]},"architecturalReview":{"revision":"wtc1-aa153-common-circulation-v1","family":{"revision":"wtc1-aa153-common-circulation-v1","tower":1,"sourceFloors":[96,97,98,99,100],"alreadyReviewedFloors":[97,98],"newFloors":[96,99],"deferredFloors":[100],"reviewedCars":[50,87,88,89,90,91,92,93,94,95,96,97,98],"reviewedStairs":["A","B","C"],"deferredCars":[6,7],"sources":[{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-152.tif","sha256":"6be11270576741ef577831505fd4d6742a92399e585dc0a391160d2001572b1b"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"path":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"componentReadings":[{"path":"analysis/core-floor97-review/source-readings.json","sha256":"2a332f257e68ddb4b2631575dec18a9d6bf68f396ee430bb75099fb641e73b28"},{"path":"analysis/core-floor98-review/source-readings.json","sha256":"28991f6aaacea40a29528ad1f7e650079d0574ab13124a3f1e9819227e09b33a"},{"path":"analysis/core-floor98-elevators-review/source-readings.json","sha256":"bd865080c577faf9dad0ffc363fc00cf63aebf1e10e03a3f678eb9adfb3943e9"}],"coverageEvidence":"A-A-152 and A-A-153 explicitly cover96\u2013100. The main plan supplies the repeated13 clear hoistways and three stair opening/landing partitions. Floors97/98 already have these components. Apply the same verified template to96/99, retaining floor100 for its four local insets and alteration review.","floor100Insets":[{"id":"bankC","boundsPx":[3990,940,4710,1935],"decision":"Local inset changes west-side room/service arrangement; hoistway recesses require independent inset registration."},{"id":"bankD","boundsPx":[3930,1940,4720,3030],"decision":"Local inset replaces the central restroom arrangement with a closet; do not propagate main-plan service openings."},{"id":"freight50","boundsPx":[1780,2980,2240,3310],"decision":"Local inset beside freight50/A.C./electrical closet requires separate boundary reading."},{"id":"stairB-mail","boundsPx":[2250,2800,2700,3460],"decision":"Local inset south of stair3 shows mail/vestibule and service arrangement; retain as floor100 exception."}],"alterationEvidence":{"report":"NIST NCSTAR1-1C","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101003","printedPages":[95,96,97,98],"pdfPagesOneBased":[149,150,151,152],"tables":["4-1","4-2","4-3"],"records":[{"year":1979,"floors":[99],"columns":[701,702,801,802],"type":"new-stair-opening","reference":"LERA Box8","status":"Location bounded by columns; no exact opening polygon inferred."},{"year":1979,"floors":[100,101],"columns":[707,708,806,807],"type":"new-stair-openings","reference":"LERA Box8","status":"Keep chronology with later closure; geometry unresolved."},{"year":1998,"floors":[100],"columns":[707,708,806,807],"type":"stair-opening-closure","reference":"W98-1192","status":"New framing/deck reported; exact closure geometry unresolved."},{"year":1998,"floors":[96],"columns":[119,123],"type":"stair-opening-closure","location":"outside core","reference":"W98-1192","status":"Outside this core component pass."},{"year":1998,"floors":[94,95,96,97,98,99,100],"type":"chiller/condenser-penetrations","reference":"W98-1197-02","status":"Locations unresolved."},{"year":1999,"floors":[93,94,95,96,97,98,99,100],"type":"tenant-stair-openings","reference":"W98-1197-03","status":"Report identifies floor range but not exact opening locations."},{"year":1979,"floors":[98,99,100],"type":"framing-reinforcement-and-supports","reference":"LERA Box8","status":"Beam/column reinforcement and wall supports require separate fabrication review."}]},"limits":"Original architectural circulation only, not verified2001 conditions. Main-plan hoistways and stair partitions repeat on96\u201399; floor100 stays separate. Car6/7 boundaries, four major air openings, additional services and all80 F96 beam traces remain unresolved on newly reviewed floors. No additional flights, column coordinates, structural trim or later tenant openings are inferred. Exact F97/F98 geometry and independent Tower B data are preserved."},"stairs":[{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","uncertaintyFt":0.75,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","uncertaintyFt":0.75,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","uncertaintyFt":0.75,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75},"reviewRevision":"wtc1-aa153-common-circulation-v1"}],"elevators":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. 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Raster depth retained because its small fractional dimension is not confidently read."},"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 95","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"rectFt":[[15.132102432617515,3.683553183132531],[21.74066131962155,13.178834743212832]],"rawRegisteredPolygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 94","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"rectFt":[[15.107454852961737,13.799541498951342],[21.714932705770337,22.869781533156896]],"rawRegisteredPolygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 93","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"rectFt":[[33.38308362077609,-6.59830412989092],[39.73611188115527,2.6413000424165176]],"rawRegisteredPolygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 96","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature","sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"rectFt":[[33.35616586930993,3.73020494886525],[39.70984275020635,13.224834036697544]],"rawRegisteredPolygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 97","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"rectFt":[[33.331518289654156,13.84619326468406],[39.68411413635516,22.91578082664161]],"rawRegisteredPolygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"},{"car":50,"bank":"F50","boundsPx":[1995,1683,2205,1910],"legacyOpening":7,"labelEvidence":"A-A-153 F.E.50; not the old A-A-45 footprint","sourcePixels":[[1995,1683],[2205,1683],[2205,1910],[1995,1910]],"polygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"rectFt":[[-12.505947303445964,-3.102896164597439],[-3.560537613444211,6.5683830014395]],"rawRegisteredPolygonFt":[[-12.481407827209722,-3.102896164597439],[-3.560537613444211,-3.0800596359170953],[-3.5850770896804534,6.5683830014395],[-12.505947303445964,6.545546472759156]],"nominalDimensionConstraint":null,"source":"LERA A-A-153 main96th\u2013100th core plan; shared circulation template applied to96/99, with floor100 exceptions deferred","label":"Hoistway 50","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-aa153-common-circulation-v1"}],"limits":"Original architectural circulation only, not verified2001 conditions. Main-plan hoistways and stair partitions repeat on96\u201399; floor100 stays separate. Car6/7 boundaries, four major air openings, additional services and all80 F96 beam traces remain unresolved on newly reviewed floors. No additional flights, column coordinates, structural trim or later tenant openings are inferred. Exact F97/F98 geometry and independent Tower B data are preserved."},"stairOpeningCalibration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},"architecturalFamilyId":"wtc1-aa153-common-circulation-v1"},{"schemaVersion":2,"status":"Integrated partial NIST analysis prototype; source-documented reuse, not a floor-by-floor fabrication inventory.","tower":1,"floor":100,"evidenceType":"NIST impact-analysis model geometry, digitized from published raster figures","sources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"calibration":{"coordinateSystem":"x east, z south; tower-centered feet. North-up interpretation agrees with Fig3-17 face/axis labels; the plan inset itself has no north arrow.","coreEnvelopeFt":[135,87],"sourcePlanCorePixelBounds":[72,166,264,289],"sourceImageSizePx":[703,400],"xFtPerPixel":0.703125,"zFtPerPixel":0.7073170731707317,"beamTracingUncertaintyFt":0.7,"registrationUncertaintyFt":1.5,"slabProjection":{"image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg","originNWPixel":[14,336],"eastVectorPixel":[448,-316],"southVectorPixel":[329,172],"method":"Affine registration of the orthographic core slab image, then identification of visibly white aperture patches. Perspective/registration uncertainty exceeds beam centerline pixel uncertainty."}},"scope":{"directFigureFloor":96,"directFigureTower":1,"nistPrototypeUse":{"wtc1Floors":[92,100],"citation":"NCSTAR1-2B p42/PDF138: F96 core prototype repeated92\u2013100; p43/PDF139 repeat94\u201398 example."},"wtc2Applicability":"Not established by these WTC1 figure traces. Do not rotate this into WTC2 and label it its actual floor plan.","geometryLimits":["Not a complete core beam inventory; small/ambiguous raster lines were omitted.","Beam designations, depth, flange/web gauges, floor-specific schedules and connection plates are not readable from Fig3-18.","Beam crossing does not identify as-built connection type.","Openings are voids in the NIST model; stair/elevator identity is unresolved.","No damage state is assigned by these intact model figures. Damage clipping must retain its independent source/classification."],"productionUse":"WTC1 floors92\u2013100, with independent selected-floor damage and source prototype 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Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. 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Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. 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Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. 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Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"F96-visible-opening-07","sourceWhitePatchIds":[11,16],"planPixelPolygon":[[148.98455419290684,222.9760026516407],[160.69950281736823,222.9760026516407],[160.69950281736823,236.40258534968513],[148.98455419290684,236.40258534968513]],"polygonFt":[[-13.37,-3.2],[-5.133,-3.2],[-5.133,6.297],[-13.37,6.297]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"F96-visible-opening-09","sourceWhitePatchIds":[13],"planPixelPolygon":[[204.5003646005966,172.78667550546902],[213.10652966523037,172.78667550546902],[213.10652966523037,188.62678157109713],[204.5003646005966,188.62678157109713]],"polygonFt":[[25.664,-38.7],[31.716,-38.7],[31.716,-27.496],[25.664,-27.496]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"F96-visible-opening-12","sourceWhitePatchIds":[19],"planPixelPolygon":[[122.02161087172689,268.2159761352337],[129.96910838581374,268.2159761352337],[129.96910838581374,281.9469671859463],[122.02161087172689,281.9469671859463]],"polygonFt":[[-32.329,28.799],[-26.74,28.799],[-26.74,38.511],[-32.329,38.511]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"F96-visible-opening-14","sourceWhitePatchIds":[21],"planPixelPolygon":[[133.4501823002983,263.86184951939015],[145.08558170367917,263.86184951939015],[145.08558170367917,281.74584023864765],[133.4501823002983,281.74584023864765]],"polygonFt":[[-24.293,25.719],[-16.112,25.719],[-16.112,38.369],[-24.293,38.369]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"F96-visible-opening-16","sourceWhitePatchIds":[23,26],"planPixelPolygon":[[148.5592310241962,263.7123632747763],[161.20225389459728,263.7123632747763],[161.20225389459728,281.6860457408021],[148.5592310241962,281.6860457408021]],"polygonFt":[[-13.669,25.614],[-4.78,25.614],[-4.78,38.327],[-13.669,38.327]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"F96-visible-opening-21","sourceWhitePatchIds":[31,33],"planPixelPolygon":[[188.3423268147166,266.43844879018894],[199.4389128273119,266.43844879018894],[199.4389128273119,281.3653297978124],[188.3423268147166,281.3653297978124]],"polygonFt":[[14.303,27.542],[22.105,27.542],[22.105,38.1],[14.303,38.1]],"function":null,"interpretation":"Axis-aligned extent of clearly visible white modeled slab opening; column silhouettes bridged within the same visible opening. Does not recover obscured opening boundary.","uncertaintyFt":1.5},{"id":"WTC1-F100-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"}],"coverage":{"floors":[100],"evidenceType":"Original architectural circulation; floor100 insets independently checked","displayNote":"Original-plan circulation only, not verified2001 conditions. Floor100 gets12 Bank C/D hoistways and three stair opening/entry partitions. Cars6/7 and50, four major air apertures, small services, all80 F96 beam traces and later tenant changes remain unresolved on100. Stair B landing/enclosure extent is corrected on96\u2013100, without moving its opening or any existing flights. Partial insets are corroboration, not exact independent construction surveys."},"sourceAssets":["NIST1-2B_p51_Fig3-17_3-18_core_plan.png","NIST1-2B_p43_Fig3-6_core_slab.png"],"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"},{"report":"LERA PAC1 TOWER A","sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac"},{"report":"LERA PAC1 TOWER A","sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f"}],"slabBaseSourceFloor":96,"revision":"wtc1-f100-circulation-v1","slabSourceFloor":96,"slabGeometry":"polygon-openings","slabTopologyEvidence":{"classification":"Partial floor100 original-plan circulation reconciliation","observedAsBuilt":false,"registrationUncertaintyFt":0.75,"architecturalStairFloor":100,"architecturalElevatorFloor":100,"baseSourceFloor":96,"reviewedOpeningIds":["WTC1-F100-elevator-89","WTC1-F100-elevator-88","WTC1-F100-elevator-87","WTC1-F100-elevator-90","WTC1-F100-elevator-91","WTC1-F100-elevator-92","WTC1-F100-elevator-95","WTC1-F100-elevator-94","WTC1-F100-elevator-93","WTC1-F100-elevator-96","WTC1-F100-elevator-97","WTC1-F100-elevator-98","WTC1-F100-stair-A","WTC1-F100-stair-C","WTC1-F100-stair-B"],"unresolved":["Original-plan circulation only, not verified2001 conditions. Floor100 gets12 Bank C/D hoistways and three stair opening/entry partitions. Cars6/7 and50, four major air apertures, small services, all80 F96 beam traces and later tenant changes remain unresolved on100. Stair B landing/enclosure extent is corrected on96\u2013100, without moving its opening or any existing flights. Partial insets are corroboration, not exact independent construction surveys."]},"architecturalReview":{"revision":"wtc1-f100-circulation-v1","tower":1,"floor":100,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","rotationDeg":180,"includedCars":[87,88,89,90,91,92,93,94,95,96,97,98],"deferredCars":[6,7,50],"stairs":{"A":{"stair":"A","enclosurePx":[2655,1206,3056,1393],"openingPx":[2655,1206,2905,1393],"flightZonePx":[2748,1206,2905,1393],"floorLandingPx":[2905,1206,3056,1393],"legacyOpening":10,"interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[15.586962836292159,-23.30560500154143],[32.641792250603686,-15.313721572441793]],"enclosurePolygonFt":[[15.607178175746682,-23.30560500154143],[32.641792250603686,-23.261998106299423],[32.62157691114916,-15.313721572441793],[15.586962836292159,-15.357328467683793]],"floorOpeningPolygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"floorLandingPolygonsFt":[[[26.779506110129205,-23.27700496800366],[32.641792250603686,-23.26199810629943],[32.62157691114916,-15.313721572441793],[25.99464475235193,-15.330685850890049],[26.004698370369425,-19.283572041525126],[26.769344388692176,-19.2816146247811]]],"flightZonePolygonFt":[[19.557849270414266,-23.29549168169728],[26.227261763562765,-23.278418657874347],[26.207046424108242,-15.33014212401671],[19.537633930959743,-15.347215147839641]],"sourcePixels":[[2655,1206],[3056,1206],[3056,1393],[2655,1393]],"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","uncertaintyFt":0.75,"openingPolygonPx":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"floorLandingPolygonPx":[[2918,1206],[3056,1206],[3056,1393],[2900,1393],[2900,1300],[2918,1300]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-f100-circulation-v1"},"C":{"stair":"C","enclosurePx":[1808,1209,2187,1394],"openingPx":[1948,1209,2187,1394],"flightZonePx":[1948,1209,2107,1394],"floorLandingPx":[1808,1209,1948,1394],"legacyOpening":3,"interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[-20.393988462648252,-23.270199876123094],[-4.273942610903646,-15.365717150441107]],"enclosurePolygonFt":[[-20.373989330032828,-23.270199876123094],[-4.273942610903646,-23.22898537912379],[-4.2939417435190705,-15.365717150441107],[-20.393988462648252,-15.406931647440409]],"floorOpeningPolygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"floorLandingPolygonsFt":[[[-20.373989330032828,-23.2701998761231],[-14.554183523909614,-23.25530175979354],[-14.56402093508801,-19.3874238743334],[-13.756894582413992,-19.3853577122147],[-13.767056303851021,-15.389967368992146],[-20.393988462648252,-15.406931647440409]]],"flightZonePolygonFt":[[-14.426742520855825,-23.25497552366953],[-7.672369359004804,-23.237685009097262],[-7.692368491620229,-15.374416780414577],[-14.44674165347125,-15.391707294986844]],"sourcePixels":[[1808,1209],[2187,1209],[2187,1394],[1808,1394]],"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","uncertaintyFt":0.75,"openingPolygonPx":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"floorLandingPolygonPx":[[1808,1209],[1945,1209],[1945,1300],[1964,1300],[1964,1394],[1808,1394]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"reviewRevision":"wtc1-f100-circulation-v1"},"B":{"stair":"B","enclosurePx":[2380,1883,2609,2324],"openingPx":[2380,1883,2609,2148],"flightZonePx":[2380,1994,2609,2148],"floorLandingPx":[2380,2148,2609,2324],"legacyOpening":15,"interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","rectFt":[[3.804226606100059,5.43980132214466],[13.579896780558002,24.20903530401975]],"enclosurePolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]],"floorOpeningPolygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"floorLandingPolygonsFt":[[[3.8232528079396104,16.703401757825276],[8.75097159268627,16.716016221286793],[8.748917627714945,17.523595120448803],[13.549195409407815,17.535883347786324],[13.532223172539588,24.20903530401975],[3.804226606100059,24.184132613220697]]],"flightZonePolygonFt":[[3.8399007345492038,10.157762259354271],[13.567897300988733,10.182664950153324],[13.55124937437914,16.72830444862433],[3.8232528079396104,16.703401757825276]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2324],[2380,2324]],"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","uncertaintyFt":0.75,"openingPolygonPx":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"floorLandingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2253],[2380,2253]],"entryInterfaceReview":{"revision":"wtc1-f97-f98-stair-interfaces-v1","floors":[97,98],"interpretation":"The first/last riser lines at the entry differ by one tread across the two lanes. Trace a stepped landing boundary through the center divider rather than replacing both endpoints by one averaged line. Each opening and entry landing partition the complete enclosure.","supersedesRectangles":["openingPx","floorLandingPx"]},"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75},"reviewRevision":"wtc1-f100-circulation-v1"}},"insets":[{"id":"C","controls":[[702,4333,1046],[802,4335,1297],[902,4187,1774]],"boundsPx":[3990,940,4710,1935],"cars":[87,88,89],"decision":"Three column references and the inset shaft walls support the main-plan Bank C hoistways. Rooms/services west of the bank differ.","matrix":[[0.04198852352603843,-0.000455095565248211],[0.000455095565248211,0.04198852352603843],[-222.8231439008785,-46.991610399639974]],"columnResidualsFt":[0.0871247212162373,0.1295264440835181,0.04378768188078152],"registrationClass":"Overdetermined column corroboration"},{"id":"D","controls":[[706,4018,2093],[707,4633,2092],[805,4012,2346],[806,4634,2342],[906,4256,2822]],"boundsPx":[3930,1940,4720,2915],"cars":[93,94,95,96,97,98],"decision":"Five column references support the six main-plan hoistways. Central closet replaces restroom/service arrangements; no service holes propagated.","matrix":[[0.04189246161058697,0.0003149008562048704],[-0.0003149008562048704,0.04189246161058697],[-153.06175858259724,-94.04387933792415]],"columnResidualsFt":[0.06305316539323413,0.14154142651383536,0.2729477015869399,0.014449012292657687,0.18929451909535636],"registrationClass":"Overdetermined column corroboration"},{"id":"F","controls":[[703,1922,3061],[704,2146,3097]],"boundsPx":[1780,2980,2240,3310],"cars":[50],"decision":"Partial inset does not show the full shaft. Main-plan western clear wall and column803 recess require another reading; car50 remains prototype on100.","matrix":[[0.04185447103934918,-0.001146254274401483],[0.001146254274401483,0.04185447103934918],[-97.91131100494307,-130.8301018026743]],"columnResidualsFt":[5.535509530098333e-11,1.4620207170148322e-11],"registrationClass":"Two-point alignment; no independent fit residual"},{"id":"B","controls":[[905,2305,2909],[1005,2306,3290]],"boundsPx":[2250,2800,2700,3360],"cars":[],"decision":"Partial stair3/mail inset corroborates the south enclosing wall. It does not depict new flights or a different stair opening. Two-point fit is corroboration only.","matrix":[[0.04440269032767406,-0.0007583481443873722],[0.0007583481443873722,0.04440269032767406],[-100.30423595743605,-102.41943369031787]],"columnResidualsFt":[1.4434376539397355e-10,1.5890604001843384e-10],"registrationClass":"Two-point alignment; no independent fit residual"}],"landingExtentReview":{"revision":"wtc1-aa153-stair-b-landing-extent-v1","floors":[96,97,98,99,100],"previousSouthPx":2253,"southInsideWallPx":2324,"enclosurePx":[2380,1883,2609,2324],"landingPolygonPx":[[2380,2148],[2496,2148],[2496,2167],[2609,2167],[2609,2324],[2380,2324]],"insideWitnessPx":[[2415,2290],[2500,2300],[2580,2280]],"outsideWitnessPx":[[2450,2340],[2550,2340]],"evidence":"The former south limit followed a horizontal dimension/reference line through the door zone, short of the enclosing wall. A-A-153 main-plan inside wall is at approximatelyv2324; the labeled stair3 and strip radiator lie north of that wall. The floor100 mail-room inset independently depicts the same south enclosure. Opening and terminal-riser polygons remain unchanged.","uncertaintyFt":0.75},"insetWitnessPx":{"C":[[89,4390,1160],[88,4440,1380],[87,4400,1590]],"D":[[95,4100,2150],[94,4100,2390],[93,4100,2640],[96,4520,2150],[97,4520,2390],[98,4520,2640]]},"limits":"Original-plan circulation only, not verified2001 conditions. Floor100 gets12 Bank C/D hoistways and three stair opening/entry partitions. Cars6/7 and50, four major air apertures, small services, all80 F96 beam traces and later tenant changes remain unresolved on100. Stair B landing/enclosure extent is corrected on96\u2013100, without moving its opening or any existing flights. Partial insets are corroboration, not exact independent construction surveys.","alterationEvidence":{"report":"NIST NCSTAR1-1C","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101003","printedPages":[95,96,97,98],"pdfPagesOneBased":[149,150,151,152],"tables":["4-1","4-2","4-3"],"records":[{"year":1979,"floors":[99],"columns":[701,702,801,802],"type":"new-stair-opening","reference":"LERA Box8","status":"Location bounded by columns; no exact opening polygon inferred."},{"year":1979,"floors":[100,101],"columns":[707,708,806,807],"type":"new-stair-openings","reference":"LERA Box8","status":"Keep chronology with later closure; geometry unresolved."},{"year":1998,"floors":[100],"columns":[707,708,806,807],"type":"stair-opening-closure","reference":"W98-1192","status":"New framing/deck reported; exact closure geometry unresolved."},{"year":1998,"floors":[96],"columns":[119,123],"type":"stair-opening-closure","location":"outside core","reference":"W98-1192","status":"Outside this core component pass."},{"year":1998,"floors":[94,95,96,97,98,99,100],"type":"chiller/condenser-penetrations","reference":"W98-1197-02","status":"Locations unresolved."},{"year":1999,"floors":[93,94,95,96,97,98,99,100],"type":"tenant-stair-openings","reference":"W98-1197-03","status":"Report identifies floor range but not exact opening locations."},{"year":1979,"floors":[98,99,100],"type":"framing-reinforcement-and-supports","reference":"LERA Box8","status":"Beam/column reinforcement and wall supports require separate fabrication review."}]},"mainPlanSources":[{"sheet":"A-A-153","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","sha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433","rotationDeg":180},{"sheet":"LA10","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA10.tif","sha256":"aa95ecf378e63896d65c0e3319ef726bfff5ed29fcc8df8ad66039221ebf5eac","rotationDeg":180},{"sheet":"LA12","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","sha256":"ea4d44cb6acd6e15fcd9d96ecfaf0ee85f409ba85ab0b3f549a88d2ff12c252f","rotationDeg":180}],"shafts":[{"car":89,"bank":"Z3C","boundsPx":[1361,1597,1519,1817],"legacyOpening":2,"labelEvidence":"A-A-153 with LA12 Bank C hoistway numbering","sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"rectFt":[[-39.60225454089713,-6.827197854659943],[-32.5189212075638,2.540897483781933]],"rawRegisteredPolygonFt":[[-39.40464291183062,-6.827197854659943],[-32.69275008433087,-6.810016085462337],[-32.71653283663029,2.540897483781933],[-39.42842566413006,2.523715714584341]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 89","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":88,"bank":"Z3C","boundsPx":[1361,1839,1519,2062],"legacyOpening":4,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"rectFt":[[-39.628577723555814,3.4588070715087724],[-32.545244390222486,12.95441486771307]],"rawRegisteredPolygonFt":[[-39.430803939360004,3.4588070715087724],[-32.71891111186024,3.475988840706364],[-32.74301817441831,12.95441486771307],[-39.45491100191806,12.937233098515463]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 88","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":87,"bank":"Z3C","boundsPx":[1361,2078,1519,2292],"legacyOpening":6,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"rectFt":[[-39.65392797543862,13.617299539915052],[-32.57059464210529,22.730369962832086]],"rawRegisteredPolygonFt":[[-39.45664065663075,13.617299539915052],[-32.744747829130986,13.634481309112644],[-32.76788196091317,22.730369962832086],[-39.479774788412925,22.71318819363448]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 87","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":90,"bank":"Z3C","polygonPx":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"legacyOpening":5,"labelEvidence":"A-A-153 with LA12 Bank C; upper-right column/service projection excluded","sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"rectFt":[[-20.977708875324687,-6.736736991843728],[-13.894375541991357,2.588310467137333]],"rawRegisteredPolygonFt":[[-20.670923566342594,-6.736736991843728],[-15.275921103732017,-6.722926329260844],[-15.281974895226426,-4.342693784362297],[-14.177486202093561,-4.3398664046209205],[-14.195107059479042,2.588310467137333],[-20.694598215222484,2.571672424813073]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 90","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":91,"bank":"Z3C","polygonPx":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"legacyOpening":8,"labelEvidence":"A-A-153 with LA12 Bank C; column projection excluded","sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"rectFt":[[-21.003329385756356,4.016813612787189],[-13.919996052423022,13.001827851068455]],"rawRegisteredPolygonFt":[[-20.69827373148695,4.016813612787189],[-14.878467925363736,4.031711729116751],[-14.881927234789103,5.3918446119159285],[-14.202241885168874,5.393584537910613],[-14.22159239726706,13.001827851068455],[-20.7210835530105,12.98518980874421]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 91","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":92,"bank":"Z3C","boundsPx":[1802,2078,1955,2292],"legacyOpening":11,"labelEvidence":"A-A-153 with LA12 Bank C","sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"rectFt":[[-21.026301362409217,13.665256250143784],[-13.942968029075884,22.777782946187486]],"rawRegisteredPolygonFt":[[-20.722813207723178,13.665256250143784],[-14.223322051979736,13.681894292468044],[-14.246456183761921,22.777782946187486],[-20.745947339505364,22.761144903863226]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 92","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":95,"bank":"Z3D","boundsPx":[2646,1598,2801,1815],"legacyOpening":13,"labelEvidence":"A-A-153 glyph corroborated by LA10 Bank D pit plan","sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"rectFt":[[15.159020184083701,-6.644955895623639],[21.76693045057047,2.5953007489318054]],"rawRegisteredPolygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"nominalDimensionConstraint":null,"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 95","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":94,"bank":"Z3D","boundsPx":[2646,1841,2801,2064],"legacyOpening":17,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"rectFt":[[15.132102432617515,3.683553183132531],[21.74066131962155,13.178834743212832]],"rawRegisteredPolygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"nominalDimensionConstraint":null,"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 94","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":93,"bank":"Z3D","boundsPx":[2646,2079,2801,2292],"legacyOpening":19,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"rectFt":[[15.107454852961737,13.799541498951342],[21.714932705770337,22.869781533156896]],"rawRegisteredPolygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"nominalDimensionConstraint":null,"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 93","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":96,"bank":"Z3D","boundsPx":[3075,1598,3224,1815],"legacyOpening":18,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"rectFt":[[33.38308362077609,-6.59830412989092],[39.73611188115527,2.6413000424165176]],"rawRegisteredPolygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"nominalDimensionConstraint":null,"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 96","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":97,"bank":"Z3D","boundsPx":[3075,1841,3224,2064],"legacyOpening":20,"labelEvidence":"A-A-153 and LA10 Bank D; adjacent T.E. shaft remains a separate service feature","sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"rectFt":[[33.35616586930993,3.73020494886525],[39.70984275020635,13.224834036697544]],"rawRegisteredPolygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"nominalDimensionConstraint":null,"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 97","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"},{"car":98,"bank":"Z3D","boundsPx":[3075,2079,3224,2292],"legacyOpening":22,"labelEvidence":"A-A-153 and LA10 Bank D","sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"rectFt":[[33.331518289654156,13.84619326468406],[39.68411413635516,22.91578082664161]],"rawRegisteredPolygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"nominalDimensionConstraint":null,"source":"A-A-153 main96th\u2013100th plan with separately aligned100th-floor insets","label":"Hoistway 98","confidence":"plan registration with explicit raster edge uncertainty","uncertaintyFt":0.5,"reviewRevision":"wtc1-f100-circulation-v1"}],"slabOpenings":[{"id":"WTC1-F100-elevator-89","function":"elevator-hoistway","car":89,"polygonFt":[[-39.57724425646089,-6.827197854659943],[-32.5189212075638,-6.810016085462337],[-32.54393149200003,2.540897483781933],[-39.60225454089713,2.523715714584341]],"sourcePixels":[[1361,1597],[1519,1597],[1519,1817],[1361,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-02","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-88","function":"elevator-hoistway","car":88,"polygonFt":[[-39.60322761034719,3.4588070715087724],[-32.545244390222486,3.475988840706364],[-32.570594503431124,12.95441486771307],[-39.628577723555814,12.937233098515463]],"sourcePixels":[[1361,1839],[1519,1839],[1519,2062],[1361,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-04","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-87","function":"elevator-hoistway","car":87,"polygonFt":[[-39.62959744672937,13.617299539915052],[-32.57059464210529,13.634481309112644],[-32.594925170814555,22.730369962832086],[-39.65392797543862,22.71318819363448]],"sourcePixels":[[1361,2078],[1519,2078],[1519,2292],[1361,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-06","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-90","function":"elevator-hoistway","car":90,"polygonFt":[[-20.95197731980929,-6.736736991843728],[-15.088244933463864,-6.722926329260844],[-15.094824691951828,-4.342693784362297],[-13.894375541991357,-4.3398664046209205],[-13.91352733901879,2.588310467137333],[-20.977708875324687,2.571672424813073]],"sourcePixels":[[1802,1598],[1929,1598],[1929,1654],[1955,1654],[1955,1817],[1802,1817]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-05","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-91","function":"elevator-hoistway","car":91,"polygonFt":[[-20.978544373731562,4.016813612787189],[-14.654779115955566,4.031711729116751],[-14.658537980338465,5.3918446119159285],[-13.919996052423022,5.393584537910613],[-13.941022200064912,13.001827851068455],[-21.003329385756356,12.98518980874421]],"sourcePixels":[[1802,1851],[1939,1851],[1939,1883],[1955,1883],[1955,2062],[1802,2062]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-08","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-92","function":"elevator-hoistway","car":92,"polygonFt":[[-21.001178538459193,13.665256250143784],[-13.942968029075884,13.681894292468044],[-13.968090853025908,22.777782946187486],[-21.026301362409217,22.761144903863226]],"sourcePixels":[[1802,2078],[1955,2078],[1955,2292],[1802,2292]],"nominalDimensionConstraint":{"cars":[87,88,89,90,91,92],"widthFt":7.083333333333333,"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/LA12.tif","reading":"7 ft 1 in CLEAR HOISTWAY, Bank C hoistway plan; platform width is a separate smaller dimension","method":"Use the printed clear width at the raster-derived shaft center; preserve the traced recess proportions. Raster depth retained because its small fractional dimension is not confidently read."},"replacesNistOpening":"F96-visible-opening-11","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-95","function":"elevator-hoistway","car":95,"polygonFt":[[15.182478626124507,-6.644955895623639],[21.76693045057047,-6.628100362550043],[21.743472008529665,2.5953007489318054],[15.159020184083701,2.57844521585821]],"sourcePixels":[[2646,1598],[2801,1598],[2801,1815],[2646,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-13","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-94","function":"elevator-hoistway","car":94,"polygonFt":[[15.156209495175588,3.683553183132531],[21.74066131962155,3.7004087162061268],[21.71655425706348,13.178834743212832],[15.132102432617515,13.161979210139236]],"sourcePixels":[[2646,1841],[2801,1841],[2801,2064],[2646,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-17","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-93","function":"elevator-hoistway","car":93,"polygonFt":[[15.130480881324374,13.799541498951342],[21.714932705770337,13.816397032024938],[21.6919066774077,22.869781533156896],[15.107454852961737,22.8529260000833]],"sourcePixels":[[2646,2079],[2801,2079],[2801,2292],[2646,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-19","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-96","function":"elevator-hoistway","car":96,"polygonFt":[[33.4065420628169,-6.59830412989092],[39.73611188115527,-6.582101069065345],[39.71265343911446,2.6413000424165176],[33.38308362077609,2.6250969815909286]],"sourcePixels":[[3075,1598],[3224,1598],[3224,1815],[3075,1815]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-18","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-97","function":"elevator-hoistway","car":97,"polygonFt":[[33.38027293186798,3.73020494886525],[39.70984275020635,3.746408009690839],[39.685735687648304,13.224834036697544],[33.35616586930993,13.208630975871955]],"sourcePixels":[[3075,1841],[3224,1841],[3224,2064],[3075,2064]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-20","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-elevator-98","function":"elevator-hoistway","car":98,"polygonFt":[[33.35454431801679,13.84619326468406],[39.68411413635516,13.86239632550965],[39.661088107992526,22.91578082664161],[33.331518289654156,22.89957776581602]],"sourcePixels":[[3075,2079],[3224,2079],[3224,2292],[3075,2292]],"nominalDimensionConstraint":null,"replacesNistOpening":"F96-visible-opening-22","interpretation":"Trace the hoistway boundary at the inside wall/frame line, not the smaller crossed elevator symbol. LA12 independently distinguishes platform and clear-hoistway dimensions and confirms Bank C identities; LA10 confirms Bank D numbering. LA15 distinguishes cars6/7 platform, hoistway and structural framing dimensions. Detail-sheet dimensions are corroboration; no ambiguous fraction is silently imposed on the floor97 raster trace.","uncertaintyFt":0.5,"sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-stair-A","function":"stair-opening-inferred","stair":"A","polygonFt":[[15.607178175746682,-23.305605001541437],[26.779506110129205,-23.27700496800366],[26.769344388692176,-19.2816146247811],[26.004698370369425,-19.283572041525126],[25.99464475235193,-15.330685850890049],[15.586962836292159,-15.3573284676838]],"sourcePixels":[[2655,1206],[2918,1206],[2918,1300],[2900,1300],[2900,1393],[2655,1393]],"replacesNistOpening":"F96-visible-opening-10","interpretation":"Stair1=A. Floor-level landing at east/right entry; flights project west toward the return landing. The west opening limit follows the visible inside wall next to the separate A.C. shaft. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-stair-C","function":"stair-opening-inferred","stair":"C","polygonFt":[[-14.554183523909614,-23.25530175979354],[-4.273942610903646,-23.2289853791238],[-4.2939417435190705,-15.365717150441107],[-13.767056303851021,-15.389967368992146],[-13.756894582413992,-19.3853577122147],[-14.56402093508801,-19.3874238743334]],"sourcePixels":[[1945,1209],[2187,1209],[2187,1394],[1964,1394],[1964,1300],[1945,1300]],"replacesNistOpening":"F96-visible-opening-03","interpretation":"Stair2=C. Floor-level landing at west/left entry; flights project east toward the return landing. Exact structural trimming and half-landing elevations unresolved. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"},{"id":"WTC1-F100-stair-B","function":"stair-opening-inferred","stair":"B","polygonFt":[[3.851900214118473,5.43980132214466],[13.579896780558002,5.464704012943713],[13.549195409407815,17.535883347786324],[8.748917627714945,17.523595120448803],[8.75097159268627,16.716016221286793],[3.8232528079396104,16.70340175782526]],"sourcePixels":[[2380,1883],[2609,1883],[2609,2167],[2496,2167],[2496,2148],[2380,2148]],"replacesNistOpening":"F96-visible-opening-15","interpretation":"Stair3=B. Floor-level entry landing is south of the flights. The northern return-landing footprint is inside the stair opening, not a continuous floor-level concrete plate. Stair risers and half-landing height remain unmodeled. Entry boundary refined to the staggered first/last riser lines; original rectangular masks are superseded.","uncertaintyFt":0.75,"entryInterfaceRevision":"wtc1-f97-f98-stair-interfaces-v1","sourceFloor":100,"reviewRevision":"wtc1-f100-circulation-v1"}],"registration":{"source":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif","rotationDeg":180,"controlPixels":{"502":[1212,775],"507":[3361,771],"1002":[1216,2741],"1007":[3367,2734]},"matrix":[[0.04248033435126433,0.00010874537466834442],[-0.00010810341954288495,0.04250415258747399],[-97.0477368028914,-74.85433199177952]],"fitResidualFt":[0.03829463882443268,0.03835303593679322,0.0382588695729157,0.038317266685118916],"independentChecks":[{"column":704,"sourcePixel":[2180,1660],"residualFt":0.4014358503146766},{"column":706,"sourcePixel":[2635,1620],"residualFt":0.6506412367984766}],"limits":"Manually read raster symbol centers. Visual corroboration and registration residuals, not a survey or exact workpoint dimensional takeoff.","sourceSha256":"ceeb8f2226cd74af636993af825e4b5f0bc611f6dbd926741f89ab41660c3433"}}}],"damageProfiles":[{"tower":1,"case":"base","floor":94,"sourceId":"NIST1-2B-Fig9-13-WTC1-F94-base-core-beams","source":{"report":"NIST NCSTAR1-2B","figure":"9-13","panel":"b","printedPage":215,"pdfPage":31,"url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","asset":"NIST1-2B_p215_Fig9-13_core_beams_WTC1_F94_base.jpg","originalNativeImage":"analysis/structural-expansion-v7/beams/pdf31-image1.jpeg","imageDimensionsPx":[606,398],"imageSha256":"52cc0f4220f55db4067cbbfe5b3fd7ae2d7bb8cd8cf61c1774ab6982a5dc4597"},"evidenceType":"NIST calculated impact model; plan-projected retained beam centerlines","applicability":"This tower, impact case and floor only; no interpolation to adjacent floors or opposite tower.","registration":{"method":"Source model core rectangle registered using unaffected frame portions; deformation extrema are excluded. WTC1 uses its nominal135x87ft rectangle; WTC2 composes this panel-to-F77 registration with the existing45-column source-symbol affine calibration. Independent unchanged-member landmarks validate this registration.","sourcePixelBounds":[17,15,594,386],"baselineRegistration":{"sourcePixelBounds":[72,166,264,289],"worldCoreDimensionsFt":[135,87]},"worldCoreDimensionsFt":[135,87],"sourcePixelToWorldXZAffine":[[0.2339688041594454,0,-71.47746967071058],[0,0.23450134770889489,-47.017520215633425]],"worldAxes":"x east, z south","sourceAxes":"right east, down south","traceUncertaintyFt":0.75,"registrationUncertaintyFt":3.0,"verticalEvidence":"Unresolved: the source is a plan projection. No sag/drop magnitude is published here."},"mappingAnchors":[{"sourcePixel":[37,90],"baselineMemberId":"F96-core-trace-007","baselineU":0.026595744680851064,"baselineSourcePixel":[79.0,190.0],"baselineWorldXZFt":[-62.57836,-26.524],"registeredWorldXZFt":[-62.82062,-25.9124],"residualFt":0.6578},{"sourcePixel":[450,90],"baselineMemberId":"F96-core-trace-007","baselineU":0.75,"baselineSourcePixel":[215.0,190.0],"baselineWorldXZFt":[33.047,-26.524],"registeredWorldXZFt":[33.80849,-25.9124],"residualFt":0.9767},{"sourcePixel":[105,312],"baselineMemberId":"F96-core-trace-034","baselineU":0.46551724137931033,"baselineSourcePixel":[101.0,264.0],"baselineWorldXZFt":[-47.10928,25.817],"registeredWorldXZFt":[-46.91075,26.1469],"residualFt":0.385},{"sourcePixel":[450,311],"baselineMemberId":"F96-core-trace-035","baselineU":0.5346534653465347,"baselineSourcePixel":[215.0,264.0],"baselineWorldXZFt":[33.04695,25.817],"registeredWorldXZFt":[33.80849,25.9124],"residualFt":0.7675}],"independentSourceWitnesses":{"retainedSteelPixels":[[349,44],[389,40],[365,71]],"formerStraightLocationWhitePixels":[[350,34],[372,34]]},"members":[{"sourceMemberId":"F96-core-trace-003","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-39.256],[33.75,-39.256]],"originalBaselineSourcePixels":[[172,172],[216,172]],"mappingBasis":"Upper-right top internal tie, from central vertical to right internal bay; same right-hand continuation and intervening joint as the prototype.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F94-base-core-beams-F96-core-trace-003-retained-1","sourcePixels":[[326,45],[346,45],[370,43],[395,39],[414,36],[448,36]],"pointsFt":[[4.79636,-36.46496],[9.47574,-36.46496],[15.09099,-36.93396],[20.94021,-37.87197],[25.38562,-38.57547],[33.34055,-38.57547]],"endpointEvidence":"Source-visible retained span endpoints."}]},{"sourceMemberId":"F96-core-trace-005","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-31.476],[25.312,-31.476]],"originalBaselineSourcePixels":[[172,183],[204,183]],"mappingBasis":"Upper-right lower internal tie; unique tie below member 003 between the same two bay verticals.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F94-base-core-beams-F96-core-trace-005-retained-1","sourcePixels":[[325,73],[350,72],[380,70],[414,68]],"pointsFt":[[4.56239,-29.89892],[10.41161,-30.13342],[17.43068,-30.60243],[25.38562,-31.07143]],"endpointEvidence":"Source-visible retained span endpoints."}]}],"id":"NIST1-2B-Fig9-13-WTC1-F94-base-core-beams","sourceAssets":["NIST1-2B_p215_Fig9-13_core_beams_WTC1_F94_base.jpg"]},{"tower":1,"case":"base","floor":95,"sourceId":"NIST1-2B-Fig9-13-WTC1-F95-base-core-beams","source":{"report":"NIST NCSTAR1-2B","figure":"9-13","panel":"c","printedPage":215,"pdfPage":31,"url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","asset":"NIST1-2B_p215_Fig9-13_core_beams_WTC1_F95_base.jpg","originalNativeImage":"analysis/structural-expansion-v7/beams/pdf31-image2.jpeg","imageDimensionsPx":[600,403],"imageSha256":"2e6ea767765dce37b549019dec2adaf7e94c46fcf3f23f6cf475673e877c5479"},"evidenceType":"NIST calculated impact model; plan-projected retained beam centerlines","applicability":"This tower, impact case and floor only; no interpolation to adjacent floors or opposite tower.","registration":{"method":"Source model core rectangle registered using unaffected frame portions; deformation extrema are excluded. WTC1 uses its nominal135x87ft rectangle; WTC2 composes this panel-to-F77 registration with the existing45-column source-symbol affine calibration. Independent unchanged-member landmarks validate this registration.","sourcePixelBounds":[14,17,588,386],"baselineRegistration":{"sourcePixelBounds":[72,166,264,289],"worldCoreDimensionsFt":[135,87]},"worldCoreDimensionsFt":[135,87],"sourcePixelToWorldXZAffine":[[0.23519163763066203,0,-70.79268292682927],[0,0.23577235772357724,-47.50813008130081]],"worldAxes":"x east, z south","sourceAxes":"right east, down south","traceUncertaintyFt":0.75,"registrationUncertaintyFt":3.0,"verticalEvidence":"Unresolved: the source is a plan projection. No sag/drop magnitude is published here."},"mappingAnchors":[{"sourcePixel":[37,92],"baselineMemberId":"F96-core-trace-007","baselineU":0.026595744680851064,"baselineSourcePixel":[79.0,190.0],"baselineWorldXZFt":[-62.57836,-26.524],"registeredWorldXZFt":[-62.09059,-25.81707],"residualFt":0.8589},{"sourcePixel":[446,92],"baselineMemberId":"F96-core-trace-007","baselineU":0.75,"baselineSourcePixel":[215.0,190.0],"baselineWorldXZFt":[33.047,-26.524],"registeredWorldXZFt":[34.10279,-25.81707],"residualFt":1.2706},{"sourcePixel":[103,312],"baselineMemberId":"F96-core-trace-034","baselineU":0.46551724137931033,"baselineSourcePixel":[101.0,264.0],"baselineWorldXZFt":[-47.10928,25.817],"registeredWorldXZFt":[-46.56794,26.05285],"residualFt":0.5905},{"sourcePixel":[442,312],"baselineMemberId":"F96-core-trace-035","baselineU":0.5346534653465347,"baselineSourcePixel":[215.0,264.0],"baselineWorldXZFt":[33.04695,25.817],"registeredWorldXZFt":[33.16202,26.05285],"residualFt":0.2624}],"independentSourceWitnesses":{"retainedSteelPixels":[[352,53],[379,43],[360,72]],"formerStraightLocationWhitePixels":[[350,35],[375,35],[325,66],[290,17]]},"members":[{"sourceMemberId":"F96-core-trace-003","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-39.256],[33.75,-39.256]],"originalBaselineSourcePixels":[[172,172],[216,172]],"mappingBasis":"Upper-right top internal tie bends toward the central opening; its right-hand straight continuation identifies this row separately from the lower tie.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F95-base-core-beams-F96-core-trace-003-retained-1","sourcePixels":[[317,85],[325,76],[342,59],[362,49],[384,41],[405,37],[441,37]],"pointsFt":[[3.76307,-27.46748],[5.6446,-29.58943],[9.64286,-33.59756],[14.34669,-35.95528],[19.52091,-37.84146],[24.45993,-38.78455],[32.92683,-38.78455]],"endpointEvidence":"Source-visible retained span endpoints."}]},{"sourceMemberId":"F96-core-trace-005","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-31.476],[25.312,-31.476]],"originalBaselineSourcePixels":[[172,183],[204,183]],"mappingBasis":"Lower of the two upper-right internal ties; central end has moved toward the neighbouring bent tie, right attachment remains below it.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F95-base-core-beams-F96-core-trace-005-retained-1","sourcePixels":[[318,85],[326,79],[342,73],[373,72],[406,71]],"pointsFt":[[3.99826,-27.46748],[5.87979,-28.88211],[9.64286,-30.29675],[16.9338,-30.53252],[24.69512,-30.76829]],"endpointEvidence":"Source-visible retained span endpoints."}]},{"sourceMemberId":"F96-core-trace-077","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[-67.5,-43.5],[67.5,-43.5]],"originalBaselineSourcePixels":[[72,166],[264,166]],"mappingBasis":"North core-boundary trace077 matched through its unchanged left/right perimeter attachments. Source-demonstrated gap replaces the straight boundary run; only uniquely attached remnants are traced. Nearby unattached pieces are unassigned, not asserted destroyed.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"Replace the reviewed whole north boundary with its two uniquely attached source-visible remnants. The source shows an open gap. Omitted or ambiguous free fragments are not asserted destroyed; no geometric connection is invented across the opening.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F95-base-core-beams-F96-core-trace-077-retained-1","sourcePixels":[[14,17],[103,17],[145,17],[194,17],[224,18],[243,20],[254,29],[264,44]],"pointsFt":[[-67.5,-43.5],[-46.56794,-43.5],[-36.6899,-43.5],[-25.16551,-43.5],[-18.10976,-43.26423],[-13.64111,-42.79268],[-11.05401,-40.67073],[-8.70209,-37.13415]],"endpointEvidence":"Visible source trace endpoints; free-end fracture/occluded continuation not independently resolved."},{"id":"NIST1-2B-Fig9-13-WTC1-F95-base-core-beams-F96-core-trace-077-retained-2","sourcePixels":[[319,37],[323,27],[338,20],[354,17],[447,17],[498,17],[544,17],[588,17]],"pointsFt":[[4.23345,-38.78455],[5.17422,-41.14228],[8.70209,-42.79268],[12.46516,-43.5],[34.33798,-43.5],[46.33275,-43.5],[57.15157,-43.5],[67.5,-43.5]],"endpointEvidence":"Visible source trace endpoints; free-end fracture/occluded continuation not independently resolved."}],"evidenceCoverage":"Attached remnants only; unassigned debris is unmodeled.","unresolvedSourceRegionPx":[165,0,348,145],"fractureEvidence":"The gap is source-demonstrated. Trace termination is not a independently confirmed fracture surface."}],"id":"NIST1-2B-Fig9-13-WTC1-F95-base-core-beams","sourceAssets":["NIST1-2B_p215_Fig9-13_core_beams_WTC1_F95_base.jpg"]},{"tower":1,"case":"base","floor":96,"sourceId":"NIST1-2B-Fig9-13-WTC1-F96-base-core-beams","source":{"report":"NIST NCSTAR1-2B","figure":"9-13","panel":"d","printedPage":215,"pdfPage":31,"url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101015","asset":"NIST1-2B_p215_Fig9-13_core_beams_WTC1_F96_base.jpg","originalNativeImage":"analysis/structural-expansion-v7/beams/pdf31-image3.jpeg","imageDimensionsPx":[603,411],"imageSha256":"c30ca13e972b9dcfb5f17367fbb25c6a52b62785b99e025086b317c909cd0c30"},"evidenceType":"NIST calculated impact model; plan-projected retained beam centerlines","applicability":"This tower, impact case and floor only; no interpolation to adjacent floors or opposite tower.","registration":{"method":"Source model core rectangle registered using unaffected frame portions; deformation extrema are excluded. WTC1 uses its nominal135x87ft rectangle; WTC2 composes this panel-to-F77 registration with the existing45-column source-symbol affine calibration. Independent unchanged-member landmarks validate this registration.","sourcePixelBounds":[14,29,590,398],"baselineRegistration":{"sourcePixelBounds":[72,166,264,289],"worldCoreDimensionsFt":[135,87]},"worldCoreDimensionsFt":[135,87],"sourcePixelToWorldXZAffine":[[0.234375,0,-70.78125],[0,0.23577235772357724,-50.33739837398374]],"worldAxes":"x east, z south","sourceAxes":"right east, down south","traceUncertaintyFt":0.75,"registrationUncertaintyFt":3.0,"verticalEvidence":"Unresolved: the source is a plan projection. No sag/drop magnitude is published here."},"mappingAnchors":[{"sourcePixel":[37,105],"baselineMemberId":"F96-core-trace-007","baselineU":0.026595744680851064,"baselineSourcePixel":[79.0,190.0],"baselineWorldXZFt":[-62.57836,-26.524],"registeredWorldXZFt":[-62.10938,-25.5813],"residualFt":1.0529},{"sourcePixel":[446,105],"baselineMemberId":"F96-core-trace-007","baselineU":0.75,"baselineSourcePixel":[215.0,190.0],"baselineWorldXZFt":[33.047,-26.524],"registeredWorldXZFt":[33.75,-25.5813],"residualFt":1.176},{"sourcePixel":[104,324],"baselineMemberId":"F96-core-trace-034","baselineU":0.46551724137931033,"baselineSourcePixel":[101.0,264.0],"baselineWorldXZFt":[-47.10928,25.817],"registeredWorldXZFt":[-46.40625,26.05285],"residualFt":0.7415},{"sourcePixel":[444,324],"baselineMemberId":"F96-core-trace-035","baselineU":0.5346534653465347,"baselineSourcePixel":[215.0,264.0],"baselineWorldXZFt":[33.04695,25.817],"registeredWorldXZFt":[33.28125,26.05285],"residualFt":0.3324}],"independentSourceWitnesses":{"retainedSteelPixels":[[341,187],[355,86]],"formerStraightLocationWhitePixels":[[290,29]]},"members":[{"sourceMemberId":"F96-core-trace-003","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-39.256],[33.75,-39.256]],"originalBaselineSourcePixels":[[172,172],[216,172]],"mappingBasis":"Upper-right top internal tie, identifiable through its straight continuation right of the intermediate vertical.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F96-base-core-beams-F96-core-trace-003-retained-1","sourcePixels":[[320,51],[344,53],[373,52],[405,51],[441,51]],"pointsFt":[[4.21875,-38.31301],[9.84375,-37.84146],[16.64062,-38.07724],[24.14062,-38.31301],[32.57812,-38.31301]],"endpointEvidence":"Source-visible retained span endpoints."}]},{"sourceMemberId":"F96-core-trace-005","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-31.476],[25.312,-31.476]],"originalBaselineSourcePixels":[[172,183],[204,183]],"mappingBasis":"Lower of the two upper-right internal ties; same two boundary verticals as the prototype.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-13-WTC1-F96-base-core-beams-F96-core-trace-005-retained-1","sourcePixels":[[320,85],[345,86],[374,85],[406,83]],"pointsFt":[[4.21875,-30.29675],[10.07812,-30.06098],[16.875,-30.29675],[24.375,-30.76829]],"endpointEvidence":"Source-visible retained span endpoints."}]},{"sourceMemberId":"F96-core-trace-013","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[2.812,-8.134],[40.781,-8.134]],"originalBaselineSourcePixels":[[172,216],[226,216]],"mappingBasis":"Upper horizontal row of the middle-right core bay; local downward bow between the central passage and first niche vertical, with the rest continuously visible.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. 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No sag/drop magnitude is published here."},"mappingAnchors":[{"sourcePixel":[33,87],"baselineMemberId":"F96-core-trace-007","baselineU":0.026595744680851064,"baselineSourcePixel":[79.0,190.0],"baselineWorldXZFt":[-62.57836,-26.524],"registeredWorldXZFt":[-62.58666,-26.0067],"residualFt":0.5174},{"sourcePixel":[445,87],"baselineMemberId":"F96-core-trace-007","baselineU":0.75,"baselineSourcePixel":[215.0,190.0],"baselineWorldXZFt":[33.047,-26.524],"registeredWorldXZFt":[33.80849,-26.0067],"residualFt":0.9206},{"sourcePixel":[100,308],"baselineMemberId":"F96-core-trace-034","baselineU":0.46551724137931033,"baselineSourcePixel":[101.0,264.0],"baselineWorldXZFt":[-47.10928,25.817],"registeredWorldXZFt":[-46.91075,25.54021],"residualFt":0.3406},{"sourcePixel":[441,308],"baselineMemberId":"F96-core-trace-035","baselineU":0.5346534653465347,"baselineSourcePixel":[215.0,264.0],"baselineWorldXZFt":[33.04695,25.817],"registeredWorldXZFt":[32.87262,25.54021],"residualFt":0.3271}],"independentSourceWitnesses":{"retainedSteelPixels":[[143,262]],"formerStraightLocationWhitePixels":[[142,253]]},"members":[{"sourceMemberId":"F96-core-trace-025","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[-41.484,13.085],[-33.047,13.085]],"originalBaselineSourcePixels":[[109,246],[121,246]],"mappingBasis":"Short lower-left outer niche tie between prototype x109 and x121; continuously visible bowed tie below the small open niche.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. 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No sag/drop magnitude is published here."},"numericCoordinateRevision":"lera-level-coordinates-v1"},"mappingAnchors":[{"sourcePixel":[38,94],"baselineMemberId":"WTC2-F77-core-trace-001","baselineU":1,"baselineSourcePixel":[39,95],"baselineWorldXZFt":[-25.23792,61.81901],"registeredWorldXZFt":[-25.83865,62.3238],"residualFt":0.784658828408884},{"sourcePixel":[450,88],"baselineMemberId":"WTC2-F77-core-trace-012","baselineU":0,"baselineSourcePixel":[449,91.9085],"baselineWorldXZFt":[-25.95191,-32.46048],"registeredWorldXZFt":[-27.23175,-31.61135],"residualFt":1.5359076087121881},{"sourcePixel":[531,315],"baselineMemberId":"WTC2-F77-core-trace-048","baselineU":0.7878787878787878,"baselineSourcePixel":[531.0,315.0],"baselineWorldXZFt":[25.5723,-51.31638],"registeredWorldXZFt":[25.47402,-50.07918],"residualFt":1.2410974169661313},{"sourcePixel":[577,315],"baselineMemberId":"WTC2-F77-core-trace-048","baselineU":0.9427609427609428,"baselineSourcePixel":[577.0,315.0],"baselineWorldXZFt":[25.5723,-61.89408],"registeredWorldXZFt":[25.47402,-60.56709],"residualFt":1.3306244468293844}],"independentSourceWitnesses":{"retainedSteelPixels":[[379,289],[55,379],[73,371],[96,373]],"formerStraightLocationWhitePixels":[[42,379],[65,378],[87,379]]},"members":[{"sourceMemberId":"WTC2-F77-core-trace-128","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[4.55535,32.38541],[24.41752,32.38541]],"originalBaselineSourcePixels":[[167,224],[167,310]],"mappingBasis":"Second long vertical from the left inside the lower-left interior niche; both adjacent horizontal beam connections identify the span.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. 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WTC1 uses its nominal135x87ft rectangle; WTC2 composes this panel-to-F77 registration with the existing45-column source-symbol affine calibration. Independent unchanged-member landmarks validate this registration.","sourcePixelBounds":[18,18,622,403],"baselineRegistration":{"sourcePixelBounds":[14,17,598,395],"worldAffineCoefficients":{"sx":0.2309555185628504,"ix":-47.17868996021708,"sz":-0.22994997609269485,"iz":70.78705566015091},"source":"F77 source-pixel frame fitted to LERA 97\u2013100 numeric workpoint prototype"},"worldCoreDimensionsFt":[87,135],"sourcePixelToWorldXZAffine":[[0.0,0.22675632731625311,-47.33406003634117],[-0.22233573847373145,0.0,71.56979928738036]],"worldAxes":"x east, z south","sourceAxes":"right north, down east","traceUncertaintyFt":0.75,"registrationUncertaintyFt":3.0,"verticalEvidence":"Unresolved: the source is a plan projection. No sag/drop magnitude is published here.","beforeNumericRegistration":{"method":"Source model core rectangle registered using unaffected frame portions; deformation extrema are excluded. WTC1 uses its nominal135x87ft rectangle; WTC2 composes this panel-to-F77 registration with the existing45-column source-symbol affine calibration. Independent unchanged-member landmarks validate this registration.","sourcePixelBounds":[18,18,622,403],"baselineRegistration":{"sourcePixelBounds":[14,17,598,395],"worldAffineCoefficients":{"sx":0.23013886726118324,"ix":-47.32362596510849,"sz":-0.23401172167600215,"iz":71.56239324814442},"source":"Production WTC2 F77 core profile45-column-symbol registration"},"worldCoreDimensionsFt":[87,135],"sourcePixelToWorldXZAffine":[[0,0.2259545242200708,-47.47844665762965],[-0.22626298917017426,0,72.35896294974353]],"worldAxes":"x east, z south","sourceAxes":"right north, down east","traceUncertaintyFt":0.75,"registrationUncertaintyFt":3.0,"verticalEvidence":"Unresolved: the source is a plan projection. No sag/drop magnitude is published here."},"numericCoordinateRevision":"lera-level-coordinates-v1"},"mappingAnchors":[{"sourcePixel":[41,97],"baselineMemberId":"WTC2-F77-core-trace-001","baselineU":1,"baselineSourcePixel":[39,95],"baselineWorldXZFt":[-25.23792,61.81901],"registeredWorldXZFt":[-25.3387,62.45403],"residualFt":0.6429673466047912},{"sourcePixel":[467,91],"baselineMemberId":"WTC2-F77-core-trace-012","baselineU":0,"baselineSourcePixel":[449,91.9085],"baselineWorldXZFt":[-25.95191,-32.46048],"registeredWorldXZFt":[-26.69923,-32.26099],"residualFt":0.7734878425030328},{"sourcePixel":[549,322],"baselineMemberId":"WTC2-F77-core-trace-048","baselineU":0.7878787878787878,"baselineSourcePixel":[531.0,315.0],"baselineWorldXZFt":[25.5723,-51.31638],"registeredWorldXZFt":[25.68148,-50.49252],"residualFt":0.8310629169924537},{"sourcePixel":[596,322],"baselineMemberId":"WTC2-F77-core-trace-048","baselineU":0.9427609427609428,"baselineSourcePixel":[577.0,315.0],"baselineWorldXZFt":[25.5723,-61.89408],"registeredWorldXZFt":[25.68148,-60.9423],"residualFt":0.9580216285658687}],"independentSourceWitnesses":{"retainedSteelPixels":[[342,365]],"formerStraightLocationWhitePixels":[]},"members":[{"sourceMemberId":"WTC2-F77-core-trace-149","baselineInterval":[0,1],"replacementMode":"source-traced-retained-span","originalBaselineEndpointsFt":[[27.18899,-4.63654],[38.0439,-4.63654]],"originalBaselineSourcePixels":[[328,322],[328,369]],"mappingBasis":"Right-hand edge of the lower central passage; continuous retained near-vertical run bends into its lower horizontal tie.","identityScope":"Stable visualization centerline span matched by plan topology, not an original fabrication mark or independently observed physical member ID.","extentPolicy":"The continuously visible retained extent of this identifiable span/interval replaces only the specified baselineInterval. Any unconfirmed remainder outside that interval is preserved; other baseline members and unassigned fragments are not deleted.","verticalEvidence":"unresolved","heightPolicy":"Keep baseline beam elevation; plan source does not establish vertical deformation.","crossSectionEvidence":"Baseline representative section retained; source centerline does not resolve flange/local buckling shape.","pieces":[{"id":"NIST1-2B-Fig9-80-WTC2-F81-severe-core-beams-WTC2-F77-core-trace-149-retained-1","sourcePixels":[[341,329],[341,353],[342,369],[345,378]],"pointsFt":[[27.26877,-4.24669],[32.71092,-4.24669],[36.33902,-4.46902],[38.37983,-5.13603]],"endpointEvidence":"Source-visible retained span endpoints.","previousRegistrationPointsFt":[[26.86059,-4.79672],[32.2835,-4.79672],[35.89877,-5.02298],[37.93236,-5.70177]]}],"previousRegistrationBaselineEndpointsFt":[[26.78109,-5.19345],[37.59762,-5.19345]]}],"id":"NIST1-2B-Fig9-80-WTC2-F81-severe-core-beams","sourceAssets":["NIST1-2B_p300_Fig9-80_core_beams_WTC2_F81_severe.jpg"]}],"damageProfileReview":{"revision":"retained-core-beam-plan-source-traces-v2","status":"Source-qualified finite subset, not complete historic core-beam reconstruction.","figureInventory":[{"tower":1,"case":"base","floor":93,"figure":"9-13","panel":"a","pdfPage":31,"printedPage":215,"nativeImage":"pdf31-image0.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":1,"case":"base","floor":94,"figure":"9-13","panel":"b","pdfPage":31,"printedPage":215,"nativeImage":"pdf31-image1.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":2},{"tower":1,"case":"base","floor":95,"figure":"9-13","panel":"c","pdfPage":31,"printedPage":215,"nativeImage":"pdf31-image2.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":3},{"tower":1,"case":"base","floor":96,"figure":"9-13","panel":"d","pdfPage":31,"printedPage":215,"nativeImage":"pdf31-image3.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":4},{"tower":1,"case":"base","floor":97,"figure":"9-13","panel":"e","pdfPage":31,"printedPage":215,"nativeImage":"pdf31-image4.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":1,"case":"base","floor":98,"figure":"9-13","panel":"f","pdfPage":31,"printedPage":215,"nativeImage":"pdf31-image5.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":2,"case":"base","floor":77,"figure":"9-34","panel":"a","pdfPage":58,"printedPage":242,"nativeImage":"pdf58-image0.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":2,"case":"base","floor":78,"figure":"9-34","panel":"b","pdfPage":58,"printedPage":242,"nativeImage":"pdf58-image1.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":2,"case":"base","floor":79,"figure":"9-34","panel":"c","pdfPage":58,"printedPage":242,"nativeImage":"pdf58-image2.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":2,"case":"base","floor":80,"figure":"9-34","panel":"d","pdfPage":58,"printedPage":242,"nativeImage":"pdf58-image3.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":6},{"tower":2,"case":"base","floor":81,"figure":"9-34","panel":"e","pdfPage":58,"printedPage":242,"nativeImage":"pdf58-image4.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":1},{"tower":2,"case":"base","floor":82,"figure":"9-34","panel":"f","pdfPage":58,"printedPage":242,"nativeImage":"pdf58-image5.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":1,"case":"severe","floor":93,"figure":"9-52","panel":"a","pdfPage":82,"printedPage":266,"nativeImage":"pdf82-image0.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":1},{"tower":1,"case":"severe","floor":94,"figure":"9-52","panel":"b","pdfPage":82,"printedPage":266,"nativeImage":"pdf82-image1.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":1,"case":"severe","floor":95,"figure":"9-52","panel":"c","pdfPage":82,"printedPage":266,"nativeImage":"pdf82-image2.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":3},{"tower":1,"case":"severe","floor":96,"figure":"9-52","panel":"d","pdfPage":82,"printedPage":266,"nativeImage":"pdf82-image3.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":6},{"tower":1,"case":"severe","floor":97,"figure":"9-52","panel":"e","pdfPage":82,"printedPage":266,"nativeImage":"pdf82-image4.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":1},{"tower":1,"case":"severe","floor":98,"figure":"9-52","panel":"f","pdfPage":82,"printedPage":266,"nativeImage":"pdf82-image5.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":1},{"tower":2,"case":"severe","floor":78,"figure":"9-80","panel":"a","pdfPage":116,"printedPage":300,"nativeImage":"pdf116-image0.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":2,"case":"severe","floor":79,"figure":"9-80","panel":"b","pdfPage":116,"printedPage":300,"nativeImage":"pdf116-image1.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":2},{"tower":2,"case":"severe","floor":80,"figure":"9-80","panel":"c","pdfPage":116,"printedPage":300,"nativeImage":"pdf116-image2.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":2},{"tower":2,"case":"severe","floor":81,"figure":"9-80","panel":"d","pdfPage":116,"printedPage":300,"nativeImage":"pdf116-image3.jpeg","reviewStatus":"Selected uniquely matched retained spans traced","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":1},{"tower":2,"case":"severe","floor":82,"figure":"9-80","panel":"e","pdfPage":116,"printedPage":300,"nativeImage":"pdf116-image4.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0},{"tower":2,"case":"severe","floor":83,"figure":"9-80","panel":"f","pdfPage":116,"printedPage":300,"nativeImage":"pdf116-image5.jpeg","reviewStatus":"Visually reviewed; no source-qualified member override in this subset","remainingEvidence":"Other visible bending, disconnected pieces, and color-coded model response may remain; absence from this candidate is not an undamaged classification.","candidateSpanCount":0}],"exclusions":["No inferred deletion of source-unidentified members.","No cross-case, cross-floor or cross-tower propagation of traced paths.","No 3D sag, out-of-plane displacement, or local flange buckling inferred from plan projections.","Source images show NIST calculations, not direct observations of interior structure.","Source diagram colors are not translated directly into damage severity classes.","Crowded unattached fragments without unique baseline identity remain unresolved."]},"beamSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","url":"https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=101428","localPdf":"sources/NCSTAR1-2B_final_ch1-8.pdf","printedPage":51,"pdfPage":147,"figure":"3-18 (left FEA model plan)","image":"NCSTAR1-2B_pdf147_embedded_1_Im1138.png"},{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"}],"beamSourceFloor":96,"architecturalSources":[{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"}],"coordinateReview":{"status":"unresolved registration against numeric core workpoints","limits":"Beam and slab traces retain their original independent registrations. No inferred beam-column connection, shaft clearance, or new slab aperture is manufactured by snapping."},"slabSources":[{"report":"NIST NCSTAR1-2B final, chapters1\u20138","printedPage":43,"pdfPage":139,"figure":"3-6 lower panel (core with slab)","image":"NCSTAR1-2B_pdf139_embedded_1_Im356.jpg"},{"report":"LERA PAC1 TOWER A","sheet":"A-A-153","title":"96th to100th Floor Core Plan","localTif":"sources/LERA - PLANS-022102/PAC1 TOWER A/A-A-153.tif"}],"slabBaseSourceFloor":96}