NYC-WTC_000194714

NYC 9/11 Public Portal Document

' Attn: > Mr. Bernard Orlan Received: 5/29/02 9:00:00 PM N.Y.C. Board of Education ATC Group#: 7902 28-11 Queens Plaza North Analysis Date: 5/30/02 Long Island City, NY 11101- Fax: (212)475-4122 .Phone: (212)477-8941 Project: New Stuyvesant H. S., 345 Chambers St., NY , NY ' Exterior and Interior of Building and Roof .

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 GER Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample i^olume Analyzed Asb Type(s) O.Sft-S ,Sfi (S/cc) (S/mm^) (S/cc) Notes

8 1928.00 0.0450 0 None Detected 0 0 0.0044 <22.24 <0.0044 7902 -S

9 1928.00 0.0450 0 None Detected '<0. 0 0.0044 < 22.24 < 0.0044 7902 -9

10 1936.00 0.04'50 0 None Detected 0 0 0.0044 • <22.24 <0.0044 7902 -10

11 1920.00 0.0450 0 None Detected • 0 0 0.0045 <22.24 <0.0045 7902 -Il

12 1920.00 0.0450 0 None Detected, 0 0 0.0045 <22.24 <0.0045 7902 -12

13 1920.00 0.0450 0 None Detected '0 0 : 0,0045 <22.24 <0.0045 7902 -/}

14 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7902 -14

15 1920.00 0.0450 0 None Detected 0 0 0.0045 <22.24 <0.0045 7902 -15

16 1944.00 0.0450 0 None Detected ' 0, 0 0.0044 <22.24 <0.0044 7902 -)6

ROMAN PEYSAKHOV MICHAEL A. GORYCKl, Ph.D.

Analyzed by: Approved by:

Disclaimer: The laboratory is not responsible for data reported in structuresfcc, which is dependent on volume collected by non-laboratory personnel. This lab 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 produrrt 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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