NYC-WTC_000220255

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY’ 10010 Phone: (212) 353-8280 Fax; (212) 353-8306 TC Attn: Mr. Fabio Pedone Received: 11/19/01 5:30:00 PM Warren. & Pamer Engineers, P.C. 228 E. 45th Street ATCGroup#: 59zS New York NY 10017 •Analysis Date: 11/19/01 Fax: (212)922-0630 Phone: (212)522-007 Project: NYC DDC American Express Bldg., 30th Floor Vesey Street, NY', NY.

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA *40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Na,. Straeiures Sensilivitv Coiicenfratia/i Sample rolame Analyzed Asb S/i /5/c£> (S/mm’) (S/cc) looses 1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 5925 -40

1800.00 0.0450 0 None Detected 0 0 0.0048 <22.24 <0.0048 5928 41

ISOO.OO 0.04,50 0 None Deleaed 0 0 0,0048 <22.24 <0,0048 5928 -46

1800,00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0048 5928 -47

1800.00 0.0450 0 Nene Detected 0 0 0.0048 <22.24 <0.0048 5928 -48

MICHAEL GORYCKJ MICHAELA. CORYCKl. Ph.D.

Analyzed by: teprovpl by;

Disclaimer. The lafcorawry is not responsible for dale reported In stnjciures/a:, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible I fcr data repoledln stojctures/rrtmT This report may .lot to reproduced, eioept In lull, without written approval by ATC Associates Inc. This report may not be vsed to claim product endersement by NWAP or any ether agency ol the U.S. Gcvemnient This reports relates only Io the sanpiss reported above. Quality control data (including 95% conTiaence limits and ladoretory and analysis' accuracy and preostert) is available upon request.

Accredited (cr NVLAP PLMirEM «1O1187-0, NY State ELAP #10879 I _—...—™............. . ...^. ' “•..

CITY_21MC100_002912786

NYC-WTC_000220255