NYC-WTC_000205958

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: Mr. Fabio Pedone Received; 6/22/02 2-.00'.00 AM Warren & Panzer Engineers , P.C. ATC Group#: 8222 228 E. 45th Street Analysis Date: 6/22/02 New York NY 10017 Fax: (212) 922-0630 Phone: (212)922-007.7 Project: NYC-DEP W & P File #: 1079.01.02 125 Cedar, Roof

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzeil Asb Type(s) O.Sfi-S 5fl (S/CC) (S/ittnf) (S/cc) Notes

08 I 1746.00 0.0562 0 None Detected 0 0 0.0039 <17.79 <0.0039 8222 -/

082 1746.00 0.0562 0 None Detected o’ 0 0.0039 <17.79 <0.0039 8222

083 1746.00 0.0562 0 None Detected 0 0 0.0039 <17.79 <0.0039 8222 -J

084 1746.00 0.0562 0 None Detected. 0 ,..-0 0.0039 <17.79 <0.0039 8222 -4

085 1746.00 0.0562 0 None Detected Q 0 0.0039 <17.79 <0.0039 8’22 -5

MARX PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: Approved by:

Disclaimer: The laboratory is not responsible for data reported in structures/cc, .which is dependent on volume collected by non-laboratory personnel. tLs-tab isonly responsible for data reported in structures/mmT 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 request.

Accredited for NVLAP PLM/TEM #101187-0, NY State ELAP #10879

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NYC-WTC_000205958