NYC-WTC_000216390

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: 2/17/02 9:00:00 PM N.Y.C. Board of Education 28-11 Queens Plaza North ATC Group#: 6717 Long Island City, NY 11101 Analysis Date: 2/18/02 Fax: (212) 475-4122 Phone: (212) 477-8941 Project: New Stuyvesant H. S. , 345 Chambers St., NY . NY

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 i^olume Analyzed Asb Type(s) 0.5f,-5 5fi (S/cc) (S/mm^) (S/cc) Notes 1 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 6717-1 J

2 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6717-2

3 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6717 :3

4 1936.00 0.0450 0 None Detected • 0 0 0.0044 <22.24 <0;0044 6717-4

5 1936.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 6717-5.

6 1936.00 0.0450 0 None Detected 0 0 0'0044 <22.24 <0.0044 6717-6

7 1944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0'0044 6717-7

8 1944.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 ■6717 -8

IMARK PEYSAKHOV 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 ontyTesponsible for data repotted in structures/mm’. 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 PLMHEM #101187-0, NY State ElAP #10879

CITY_21MC100_002876924

NYC-WTC_000216390