NYC-WTC_000202149

NYC 9/11 Public Portal Document

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

■ .Attn: Mr. Bernard Orlan Received: 8/19/02 6;00:00 PM N.Y.C. Board of Education ■' .ATC Group#: 8719 28-11 Queens Plaza North Analysis Date: 8/20/02 Long Island City. NY 11101 Fax; (212)475-4122 Phone: (212)477-8941

Project: PS 89M 201 Warren Street, New York, NY All Floors, Playground, Roof

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHER-A.) Analytical Asbestos Aren Non Asbestos , # Structures Sensitivity Conceittratiou Sample b'olume Analyzed Asb Type(s) " 0.5/i~5 5/.1 (S/cc) (S/mnr) (S/cc) Notes

III 1928.00 0.0450 0 None Detected O' 0 0.0044 <22.24 <0.0044 8719 -I

02 -7 192S.00 0.0450 0 None Detected 0 0 0.0044 .<22.24 <0.0044 "^.719 -3'

03 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 S7!S> -3

04' 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 &7i9 -4^

05 1 944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 S7/9 -S

'06 / 1944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 8719 -6

1936.00 0.0450 0 None Detected 0 0 00044 <22.24 <0.0044 37/9 -7

ROMAN PEYSAKHOV MICHAEL A. GORYCK.I, Ph.D.

Approved by:

2^- Disclaimer: The laboratory is not respcnsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lab is only responsible for data reported in stmclures/mmf 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 encorserneT. by NVLAP or any other agency ot 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 upton request.

Accredited for NVLAP PLM/TEM #101187-0, NY Stats ELAP #'0879

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NYC-WTC_000202149