NYC-WTC_000207852

NYC 9/11 Public Portal Document

Attn Mr Bernard Orlan Received 8/21/02 5 00 00 PM NYC Board of Education ATC Group # 8730 28 11 Queens Plaza North Analysis Date 8/22/02 Long Island City NY 11101 Fax (212) 475 4122 Phone (212)477 8941 Project NYC BOE PS 126M 80 Catherine St LA NY Throughout The Buildmg <S. Roof

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) /I nalytical Asbestos Area Non Asbestos H Structures Seusitivity Concentration Sample yotume Analyzed Asb Type(s) 0 5^ 5 S, (S/cc) (S/mm) (S/cc) Notes

08 1928 00 0 0450 0 None Detected 0 0 0 0044 <22 24 <0 0044 8730 8

09 1920 00 0 0450 0 None Detected 0 0 0 0045 <22 24 <0 0045 8730 9

10 1936 00 0 0450 0 None Detected 0 0 0 0044 <22 24 <0 0044 8730 10

11 1944 00 0 0450 0 None Detected 0 0 0 0044 <22 24 <0 0044 8730 II

12 19’0 00 0 0450 0 None Detected 0 0 0 0045 <22 ’4 <0 0045 8730 I

13 1920 00 0 0450 0 None Detected 0 0 0 0045 <22 24 <0 0045 8730 13

14 1920 00 0 0450 0 None Detected 0 0 0 0045 <22 24 <0 0045 8730 14

15 1928 00 0 0450 0 None Detected 0 0 0 0044 <22 24 <0 0044 8730 15

16 1928 00 0 0450 0 None Detected 0 0 0 0044 <22 24 <0 0044 8730 16

ROMAN PEYSAICHOV MICHAELA GORYCKI PhD

Analyzed by Aporoved 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 responsible for data reported in structures/mm This report may not be reproduced except in full without wntten 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 PLM/TEM #101187-0 NY State ELAP #10879

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NYC-WTC_000207853