MIRAGE 1705 · TRIPLE-CHECK TAKEOFF (REV 2026-07-20 CAD)
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PASS envelope · CORRECTED joists/int/unit SF · see TAKEOFF-FRAMING-TRUTH.txt
Geometry: 100×110×5 · H=64' · GBA=55,000 · perim=420'

PRIOR CHECK WAS WRONG on three items (self-referential area method / marketing SF):
  • Joist LF: area-method 7,890 FAILED vs CAD bay remasure 8,526 (+8%)
  • Interior 870 was order-of-mag — CAD corr+demise = 822
  • Unit SF 36,080 marketing FAILED vs CAD 35,560 (−520) — east band 28'

[PASS] A-EXT    Perimeter LF: 420
[PASS] A-EXT    Ext wall GROSS/NET: 26,880 / 24,878 · openings 2,002
[PASS] A-EXT    Ext studs/floor: 314 (corner-share) · track 840
[ALLOW] A-EXT   Opening pack A.6 2,460 LF — still allowance, not A2 CAD
[PASS] C-SHAFT  Shaft plan 156 LF · 117 pcs/floor
[PASS] D-FLOOR  Joist LF/floor CAD: 8,526 (was 7,890) · L2–L5 = 34,104
[PASS] D-FLOOR  Bridging 8%: 682.1 × 4 = 2,728.4
[PASS] D-FLOOR  ALT @24": 22,736 total (do NOT add to 16")
[LOCK] D-FLOOR  Orientation: units/core span N-S short bay · halls span E-W 6'
[PASS] E-ROOF   11,000 SF · joists 5,500 LF @24"
[PASS] F-INT    Corr+demise CAD: 822 LF/floor (was 870)
[ALLOW] F-INT   Wet-wall bath: 168 LF/floor allowance (not plate CAD)
[PASS] G-PROG   GBA 55,000 · keys 56 · baths 64
[FAIL→FIX] G-PROG  Unit SF CAD 35,560 ≠ marketing 36,080 (−520)
         East 28' band: labeled 610→569 · labeled 850→793
[PASS] H-SITE   Parking 100 · paving band ~32k SF
[INFO]  Framing member marks in CALCS = PRELIMINARY · EOR seals fab

Source of corrections: geometry.py typical_upper_rooms remasure 2026-07-20
Full write-up: 00-CALCS/TAKEOFF-FRAMING-TRUTH.txt
BOQ updated: 05-CFS-TAKEOFF/CFS-TAKEOFF-BOQ.csv