ATC Associates asbestos fiber analysis report, NYC BOE, June 2002

NYC 9/11 Public Portal Document

Attn: Mr. Bernard Orlan Received: 6/18/02 8:00:00 PM N.Y.C. Board of Education ATC Group#: 8162 28-11 Queens Plaza North Analysis Date: 6/18/02 Long Island City, NY 11101 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 Volume Analyzeii Asb Type(s) 0.5ft-5 5fi (S/cc) (S/mm^) (S/cc) Notes

17 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8162 -17

IS 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8162 -!S

19 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 SI62 -19

20 1920.00 0.0450 0 None Delected 0 0 0.0045 <22.24 <0.0045 8162 -20

21 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 8162 -21

MARK PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by:^ .pproved by:

Disclaimer: The laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. This lai-is^nly responsible for data reported in stmctures/mml 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 PLMfTEM #101187-0, NY State ELAP #10879

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