Asbestos clearance retest, fifth floor, 125 [name], October 2002

NYC 9/11 Public Portal Document

10/17/2002 12:14 FAX 212 353 8306 ATC Q 002

ATC Associates 104 East 25 Street, New York, NY 10010 Phone: (212) 353-8280 Fax: (212)_353-8306

Attn: Benjamin Sallemi Received: 10/17/02 t0 05:00 PM ATC Associates Inc. ATC Group #: 8995 104 East 25th Street Analysis Date: 10/17/02 New York NY 10010

Fax: (212) 353-3599 Phone: (212) 353.8280 Project: DEP Clean-up ATC Project #: 22906-0002 125 Cedar Street, New York, NY

EPA PCMe Method Via Transmission Electron Microscopy Non Asbestos EPA PCMe Asbestos PCM Asbestos Asbestos % of (TE1l) 5amptt Volume , Fibers F/cc Typc(s) Fibers total F/cc Notes

03 3650.00 3 000 None Detected 0 0 <0.0002 Cellulose •' Structures, Gypsum • 4 Structures Boos -1

04 3650.00 2 0.001 None Deteded 0 0 <0.0002 Cellulose- 2 Stnntures 8995 -2

OS 3650.00 I 0 001 None Deteoted 0 0. <0.0002 Cellulose -1 Structures 8905 .3

06 3650.00 3 0.001 None Detected 0 0 <0.0002 Ceilubse • 3 Seucares 8995 -4

07 3650.00 1 0.001 None Detected 0 0 <0.0002 Cellulose-1 Structures 8095 .5

MICHAEL A. GORYCKI, Ph.D MARK PEYSAKHOV Analyred by: ~~ 1 ~ A eyed by:

1, . . .

.

ATC is not responsible for data reported In tbers/cc, which is dependent on volume collected by non-laborator/ perseanel. The above report relates only to the itaas testec. T:.is report may not be reproduced. except In full. without w ntten approval cy A7C Associates Inc. Analysis performed by 4-C Associates Inc. (NY ELAP i1o879). F,rty Grid Openings from each of the samples were exanined for structures greater than 5pin lengt't and having a length-to-width redo greater than 3'

PageIof2 Ttrarsday, October l', 2002

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