NYC 9/11 Public Portal Document
DEPARTMENT OF CITYWIDE ADMINISTRATIVE SERVICE
DIVISION OF REAL ESTATE SERVICE
MUNICIPAL BUILDING, - Room 2053S
NEW YORK, N.Y. 10007
Ito (212) 669-2030 Fax (212) 669-3640
WILLIAM J. DIAMOND LORI FIERSTEIN
Commissioner Deputy CouimJssjoner
January 25, 1999 REISSUED ON 2/3/99
Ms. Catherine T. Giliberti
Silverstein Properties, Inc.
7 World Center
New York, New York
Re: Various Change Orders
Mayor’s Office of Emergency Management
7 World Trade Center
New York, New York
Dear Ms. Giliberti:
We write with reference to the change order # 23, 26R, 34, 38,40, 41, 43, 48, 50, and 51
submitted by Ambassador Construction Co. on 11/3/98,12/2/98,11/20/98, 12/4/98,12/21/98,
12/22/98, 12/23/98,1/4/99,1/11/99, and 1/12/99 respectively.
The Change Orders have been reviewed and the costs have been negotiated and approved,
subject to audit, as shown below;
CO# DESCRIPTION AMOUNT AMOUNT
PROPOSED APPROVED
23 Additional work on 7* floor as per $7,534.00 $5,800.00
SHCA sketch form Cantor for
reinforcing beams
26R Additional work as per SHCA sketches $12,599.00 $10,800.00
FSK37,38,12«fe40
34 F&I new metal cap flashing /drip return $1,391.00 $1,391.00
as shown on Kemper roof System--------
drawings.
38 Additional drains in HC toilet rooms 23- $8,346.00 $7,000.00
3 & 23-32 as per SKP-3&4
40 Chop concrete and weld new rebar to $26,427.00 $21,300.00
existing rebar in trench with 3” overlap
41. Antenna support per revised sketch from $16,807.00 $14,500.00
Cantor adding 4 steel clips welded to
web at 10 locations.
NYC-WTC_000171802
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