Breakdown of approved construction costs, April 2002

NYC 9/11 Public Portal Document

Mayor's Office ot Emergency Managemenf 7 World Trade Center 4/12/02 Breakdown of approved Change Orders

DescripUon of work Amount of Approval Amount proposal data approved Remarks

1 Moving wall/relocate ductwork_______________________________________ $10,817.00 8/11/98 $7,000.00 Approved 2 Baltimore Air Coll circuit cooling__________ 9818 $0.00 VOID

JR Miscellaneous electrical changes_____________________________________ $3,704.00 9/14/98 $3,704.00 Approved 4R Bulletin #1 1. Cost relating to incorporating comments of port authority -$2,950.00 9/14/98 -$18,308.00 Approved 2. Cost for deletion of AAZ works and equipments_________________________ -$270,024.00 9/14/98 -$289,803.00 Approved 3. Hurricane wall a) Construction of hurricane wall $331,310.00 9/14/98 $281,112.00 Approved b) Motorize humcane wall dampers_________________________________ $135,906.00 9/14/98 $126,000.00 Approved 5 void VOID 6 Additional cost approved for changing door #01A to bullet resistant $406.00 9/21/98 $406.00 Approved 7R void $0.00 $0.00 VOID 8 Additional cost approved for changing door #01B and sunounding area to bullet resistant_________________________________________________ $11,688.00 9/21/98 $11,688.00 Approved 9 Additional cost approved for changing door finish from painted_______________ to Mahore finish $11,707.00 9/21/98 $11,707.00 Approved 10 Additional cost approved for providing class I package receiver as per sketch prepared by SHCA $2,666.00 9/21/98 $2,666.00 Approved Additional amount approved tor revision of dr awings with___________________ respect to the above referred door/package naceiver_______________________ $1,975.00 9/21/98 $1,975.00 Approved 2i Change door #5 from HM to ACME partition door_________________________ $2,898.00 10/22/98 $2,898.00 Approved 12 Provide Volt meter & ammeter_______________________________________ $7,766.00 10/30/98 $7,766.00 Approved 13 Additional framing/sheetrock at door frames & fascia_______________________ $985.00 10/30/98 $985.00 Approved 14 Credit for deletion of witnessing of field test for emergency__________________ generator by Cosentini Associates____________________________________ -$5,216.00 10/22/98 -$5,216.00 Approved 15 Additional 4“ & 2" sleeves, 4" stub-up and associated cutting_________________ and patching on 23rd floor__________________________________________ $21,234.00 10/22/98 $21,234.00 Approved Additional architectural fee for scope revisions___________________________ $2,375.00 12/1/98 $2,375.00 Approved 16R Changes in Panel boards $21,519.00 12/1/98 $18,500.00 Approved 17R F&l combination floor boxes under raised floor area as per architect $5,042.00 10/22/98 $5,042.00 Approved Additional fee for SHCA for revision to drawing for Mictowave dish location $2,525.00 10/22/98 $2,525.00 Approved 18 Replace projectors with upgraded projectors____________________________ 16761_______ $0.00 VOID 19 42“ X 30* decoustic panels__________________________________________ $4,636.00 10/30/98 $4,636.00 Approved

2°. Provide power for fan power boxes from vartxis panels lieu of one panel $12,866.00 10/30/98 $11,000.00 Approved 21 Additional structural steel at switch gear area and water tank $20,342.00 10/30/98 $18,500.00 Approved 22R F&l (2) 6 strand and (1) 24 strand multi-mode fiber $6,728.00 12/1/98 $6,728.00 Approved 23 Additional work on 7th floor as per sketch from Cantor $7,534.00 1/25/99 $5,800.00 Approved 2^ Control wiring to 60 monitors & 4 LCD video projectors in EOC & Watch Command $3,001.00 12/1/98 $3,001.00 Approved 25 Structural support for Microwave dishes________________________________ $36,199.00 12/1/98 $34,500.00 Approved 26R Additional work as per SHCA sketches FSK-37, 38,12 & 40_________________ $12,599.00 1/25/99 $10,800.00 Approved 27 Credit for painting LAN room floor in lieu of VCT flooring____________________ -481________ $0.00 VOID 28 Independent feed to ELP-23N & ELP-23N-1 $1,478.00 12/1/98 $1,478.00 Approved

NYC-WTC_000171286