A cost breakdown for furnishing and installing motorized dampers and electrical components in the hurricane wall at 7 World Trade Center.
NYC-WTC_000173285–000173286
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
Sheetl
MAYOR'S OFFICE OF EMERGENCY MANAGEMENT 7 WORLD TRADE CENTER NEW YORK
BULLETIN #1 (HURRICANE WALL-A)
Description of work Ambassador's Cost Revised proposal
1 Additional labour and framing for new duct openings $5,600.00 $4,000.00
2 Patch Twenty two (22) existing columns $3,500.00 $2,800.00
3 Add 24 LF of Hurricane wall thru columns $13,900.00 $9,000.00
4 Add one layer of sheetrock on 200LF of Hurricane wall $4,300.00 $4,300.00
5 Deletion of top of wall approximately 300LF ($14,000.00) ($18,000.00)
6 F&l 201 pieces of 8"x8"x1/2" steel plate reinforcement at 19 blast proof access doors and 7 blast proof doors $14,835.00 $13,750.00
7 Remove existing column fronts at 19 locations $2,500.00 $1,750.00
8 Leak detection system adiitional cost $11,975.00 $0.00
9 Electrical work on Hurricane damper 22 locations $21,800.00 $20,700.00
10 Additional steel 3"x3"x 5/16" welded to spandrel $16,765.00 $14,800.00
11 Additional work on Hurricane dampers duct to duct refabricating and install new duct at 4 locations $8,644.00 $8,212.00
12 Additional work on Hurricane dampers and fire/smoke dampers 15 locations; refabricating and installing new duct $32,415.00 $30,794.00
13 Hurricane damper with flexible connections at 5 locations $7,689.00 57,305.00
14 Hurricane damper with grill at 32 locations $27,743.00 $26,356.00
15 Hurricane damper above wall at 32 locations $61,565.00 $58,487.00
16 Ruskin dampers Model #CD80AAF4 with 45" water gauge static pressure 88each $64,800.00 $61,560.00
17 10"x10" architectural grills 32 each $4,800.00 $4,560.00
18 Vavcon Hurricane damper actuator in duct work $37,000.00 $35,150.00
19 Credit original amount in budget for hurricane wall dampers ($40,000.00) ($40,000.00)
Sub-total $285,831.00 $245,524.00 General conditions 8% $22,866.48 $19,641.92 Sub-total $308,697.48 $265,165.92 Fee 6% $18,521.85 $15,909.96 Sub-total $327,219.33 $281,075.88 Insurance 1.25% $4,090.24 $3,513.45
TOTAL $331,309.57 $284,589.32
Pagel
NYC-WTC_000173286
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Letter submitting a revised Change Order #004 for concrete and electrical work at 7 World Trade Center.
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