NYC-WTC_000200178

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, Bernard Orlan Received: 11/16/01 10:50:00 PM N,Y.C. Board of Education 28-11 Queens Plaza North ATC Group#: 5898

Long Island City, NY II 101 Analysis Date: 11/16/01 Fax: (21.2) 475-4122 Phone: (212)477-8941

Project: Murray Bergtraum HS. 411 Pearl Street NY, NY 10038 .

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA40 CFRPart763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos Structures Sensitivity Concentration Sample Volume Analyzer! Asb Type(s) O.Sfi-S Sf, (S/cc) (S/mm^) (S/cc) Notes 3 1917.00 0.0450 0 None Detected - 0 0 0.0045 <22.24 <0.0045 ■ 5898 -1

4 - 1908.00 0.0450 0 None Detected 0 0 0.0045 <22.24 < 0.0045 5898 -2

5 - . 1899.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 5898 -3

6 1890.00 0.0450 0 None Detected 0 0 0.0045 <22.24 < 0.0045 5898 -4

7 - - 1845.00 0.0450 0 None Detected 0 0 0.0046 <22.24 <0.0046 5898 -5

8 - 1917.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 5898-6

9 1908.00 0.C450 0 None Detected 0 0 0.0045 <22.24 <0.0045 5898

10 - 1899.00 0.C450 0 None Detected 0 0 0.0045 <22.24 <0.0045 5898 -S

ROMAN PEYSAKHQV MICHAEL A, GORYCKl, 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. This lab is only responsible for data reported in structures/n-im=. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This repot 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 anc laboratory and analysis'accuracy and precision) is available upon request

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

CITY_21MC100_003266671

NYC-WTC_000200178