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E48 B4275 mark on this line; Frankel shop 4275/B section verified; full physical piece registration unresolved"},{"id":"upper-post-P16B","startNode":"upper-post-P16B-base","endNode":"upper-post-P16B-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X99","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P16B; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. 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Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P18","startNode":"upper-post-P18-base","endNode":"upper-post-P18-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P18; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P19","startNode":"upper-post-P19-base","endNode":"upper-post-P19-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P19; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P20","startNode":"upper-post-P20-base","endNode":"upper-post-P20-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P20; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P21","startNode":"upper-post-P21-base","endNode":"upper-post-P21-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P21; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P22","startNode":"upper-post-P22-base","endNode":"upper-post-P22-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P22; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P23","startNode":"upper-post-P23-base","endNode":"upper-post-P23-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P23; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P24","startNode":"upper-post-P24-base","endNode":"upper-post-P24-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P24; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P25","startNode":"upper-post-P25-base","endNode":"upper-post-P25-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X120","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P25; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P26","startNode":"upper-post-P26-base","endNode":"upper-post-P26-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X99","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P26; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P27B","startNode":"upper-post-P27B-base","endNode":"upper-post-P27B-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X99","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P27B; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P16A","startNode":"upper-post-P16A-base","endNode":"upper-post-P16A-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X99","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P16A; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]},{"id":"upper-post-P27A","startNode":"upper-post-P27A-base","endNode":"upper-post-P27A-top","kind":"column","role":"perimeter","face":"south","section":{"designation":"W14X99","family":"wide-flange"},"sourceIds":["cantor-S13","cantor-S14","frankel-E47","frankel-E48","frankel-9132"],"sourceRegion":"P27A; E46\u201348 post designation, confirmed by connection schedule9132","note":"The post section is fixed by roof connection schedule 9132. Display ends use floor46 and roof general steel datums; physical base, cap and splice/end offsets remain untranscribed.","sourceCrops":["analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-west.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/S-13-south-east.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/e47-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/E48-south-left.png","analysis/wtc7-blueprint-reconstruction/roof-source-crops/9132-roof-post-sections-native.png"]}],"postPlan":{"P16B":{"x":-96.72916666666666,"z":48.46875,"drawingXFt":79.625,"drawingZFt":120.67708333333333},"P17":{"x":-80.81249999999999,"z":48.46875,"drawingXFt":95.54166666666667,"drawingZFt":120.67708333333333},"P18":{"x":-62.47916666666666,"z":48.46875,"drawingXFt":113.875,"drawingZFt":120.67708333333333},"P19":{"x":-44.145833333333314,"z":48.46875,"drawingXFt":132.20833333333334,"drawingZFt":120.67708333333333},"P20":{"x":-25.770833333333314,"z":48.46875,"drawingXFt":150.58333333333334,"drawingZFt":120.67708333333333},"P21":{"x":-7.479166666666657,"z":48.46875,"drawingXFt":168.875,"drawingZFt":120.67708333333333},"P22":{"x":10.854166666666686,"z":48.46875,"drawingXFt":187.20833333333334,"drawingZFt":120.67708333333333},"P23":{"x":29.1875,"z":48.46875,"drawingXFt":205.54166666666666,"drawingZFt":120.67708333333333},"P24":{"x":47.52083333333334,"z":48.46875,"drawingXFt":223.875,"drawingZFt":120.67708333333333},"P25":{"x":70.6875,"z":48.46875,"drawingXFt":247.04166666666666,"drawingZFt":120.67708333333333},"P26":{"x":90.02083333333334,"z":48.46875,"drawingXFt":266.375,"drawingZFt":120.67708333333333},"P27B":{"x":116.35416666666666,"z":48.46875,"drawingXFt":292.7083333333333,"drawingZFt":120.67708333333333},"P16A":{"x":-96.72916666666666,"z":70.13541666666667,"drawingXFt":79.625,"drawingZFt":142.34375},"P27A":{"x":116.35416666666666,"z":70.13541666666667,"drawingXFt":292.7083333333333,"drawingZFt":142.34375}},"counts":{"perimeterBeams":116,"endReturns":4,"posts":14},"sources":[{"id":"cantor-S13","sheet":"47th-floor design plan","path":"sources/wtc7/drawings/expanded-releases/11-209"},{"id":"cantor-S14","sheet":"Roof design plan","path":"sources/wtc7/drawings/expanded-releases/11-209"},{"id":"frankel-E47","sheet":"47th-floor erection plan"},{"id":"frankel-E48","sheet":"Roof erection plan"},{"id":"frankel-9132","sheet":"Roof south moment-connection schedule"},{"id":"frankel-D2-4275-B","sheet":"Frankel 4275/B","path":"sources/wtc7/drawings/expanded-releases/12-009/NIST_WTC7_FOIA_12-009/NIST_WTC7_FOIA_12-009_WTC7_Details_2/Detail Sheets 2/7WTC - D2/4275.TIF"}],"limitations":["Plan endpoints use S13 dimensions; minor differences between design worklines and erection offsets remain unresolved, especially at south end returns.","Vertical post display uses general floor46/roof steel datums; actual cap, splice and base-plate offsets are not transcribed.","The sloping W14x109 columns, roof interior beams, bulkhead and cooling-tower framing remain separate incomplete assemblies.","North/east/west tier positions carry the E12/13 control grid vertically; upper drawing topology and section sizes are verified, not every tier-local centerline."]}