NYC 9/11 Public Portal Document
AMBASSADOR CONSTRUCTION CO., INC.
0
Mr. Walter Weems
September 11,1998
Page Two...
HurricaneWall
This is in addition to the letter of June 11,1998 (copy attached)
1. Additional labor and framing for new duct openings. $4,000.00
2. Patch twenty two (22) existing columns; wall runs in front of
column. $2,800.00
3. Add 24lf of hurricane partition thru columns. $11,000.00
4. Add layer sheetrock of 200lf to Hurricane wall as shown on
Sections 6 and 12 on D-13. $4,300.00
5. Deletion of top of wall. <$15,000.00>
6. Additional work to furnish material and labor for the steel
reinforcement for Blast proof access doors (19) and Blast
proof doors (7). 201 pieces of steel % plate 8"x8" and wood
blocking as per FSK-11. $13,750.00
7. Remove existing column fronts (19), for new location of
Hurricane wall. $1,750.00
8. Leak detection system (additional to budget). $11,975.00
9. Electrical work on Hurricane dampers in ductwork (22) to
be connected to the new ASCO#917 from panel ELP-23B1,
Furnish and install override switch in watch commander’s
station desk with indicator light to be operated manually.
Dampers not tied into fire alarm system. $20,700.00
10. Additional steel 3"x3" x 5/16" steel angle welded to
spandrel as shown on DI3. $14,800.00
11. Additional work on Hurricane damper duct to duct
refabricating and install new duct four (4) locations. $8,212.00
12. Additional work on Hurricane dampers and fire smoke dampers
(15) locations of refabricating and installing new duct. $30,794.00
13. Five (5) locations of Hurricane dampers with flexible connections,
additional ductwork as required. $7,305.00
Fonward.../
NYC-WTC_000173272
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