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
(212)669-3640 Fax (212)669-266
WILLIAM J. DIAMOND LORI FIERSTEIN
Commissioner Deputy Commissioner
September 14, 1998
4
Ms. Catherine T. Giliberti
Silverstein Properties, Inc.
7 World Center
New York, NY 10048
Re: Change Orders #3 & 4
Mayor’s Office of Emergency Management
7 World Trade Center, New York, N.Y.
Dear Ms. Giliberti:
We write with reference to the cost proposals for change order #3 & 4 submitted by Ambassador
Construction Co. on August 26, 1998 in the amounts of $3,704.00 and $261,029.00 respectively
and the revised cost proposal for change order # 4 resubmitted on September 11, 1998 .
The change orders have been reviewed and negotiated and approved, subject to audit, as shown
below.
Amount approved for CO #3 for miscellaneous electrical changes: $ 3,704.00
Amount approved for CO #4 for bulletin #1:
1. Cost relating to incorporating the comments of
Port Authority: ($ 18,308.00)
2. Cost for deletion of AA^ works and equipments: ($289,803.00)
3. Hurricane wall
a: Construction of Hurricane wall: $281,112.00
b: Motorize Hurricane wall dampers: $126,000.00
Total additional cost: $102,705.00
NYC-WTC_000167186
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