NYC-WTC_000202844

NYC 9/11 Public Portal Document

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

Attn: Benjamin Sallemi Received: 10/9/02 8:00:00 AM ATC Associates Inc. ATC Group #: 8945 104 East 25th Street Analysis Date: 10/12/02 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

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 7^3 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Stnsitivity Concentration Sample Volume Analyzed Asb Type(s) O.Sfi-5 5ft (S/cc) (S/mm^) (S/cc) iSotes

03 1680.00 0.0562 0 NoneDetected 0 0 0.0041 <17.79 <0.0041 8945 -I

04 1680.00 0.0562 0 NoneDetected 0 0 0,0041 <17,79 <0,0041 8945 -2

)5 1680.00 0.0562 0 NoneDetected 0 0 0.0041 <17.79 <0.0041 S945 -J

06 1680,00 0,0562 0 None Detected 0 0 0,0041 <17,79 <0,0041 8945 -4

07 1680.00 0.0562 0 NoneDetected 0 0 0,0041 <17.79 <0.0041 8945 -5

08 1680,00 0,0562 0 NoneDetected 0 0 0,0041 <17,79 <0.0041 8945 -6

09 1680,00 0,0562 0 NoneDetected 0 0 0,0041 <17,79 <0,0041 5945 -7

ROMAN PEYS^^OV MICHAEL A. OORYCKl, Ph.D.

Analyzed by: Approved by:

Disclaimer: The laboratory is not responsible for data reported in structures/cc, which is dependent on volume caftected by non-laboratory personnel. This lafnenjhly responsible for data reported in stnictures/minL This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim product endorsement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysis' accuracy and precision) is available upon reques:.

Accredited forNVLAP PLMZTEM #101137-0. NY State ELAP #10879

yionday, October 14, 2002 Page I of /

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NYC-WTC_000202844