NYC-WTC_000205043

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: John Anuforo Received: 7/3/02 12:00:00 PM Cole Consulting Corp. ATCGroup#: 8383 2269 Saw Mill River Road Analysis Dale: 7/3/02 Elmsford NY 10523 Fax: (914)345-0045 Phone: (914) 345-6000 Project: Astoria Hospital Batt #49

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 a Sample l^olume Analyzed Asb Typefs) OA/ir-S S/t (S/cc) (S/mnP) (S/ce) Notes I 450.00 0.1124 0 NoneDetected 0 0 0.0076 <8.90 <0.0076 RberGlass-NoneDetected Silicon-None S3 S3 -I Detected

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fl ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D. Approved by:

IS Disclaimer The laboratory Is not resportsibla lor data reponed in siructures/cc, which is dependwt on volume collected by norvlabotatetiy parsonnel This lab is only responsible ' for data reported In structuras/mm'. This report may not be reproduced, except in ful. witiout written approval by ATC Associates Inc. This report may not be used to claim ■r product endorsement by NVLAP or any other agency of the U.S. Sovemment This reports relates only to the samples reported above. QuaWy control data (Including 95% confidence limits and laboratory and analysis' accuracy and precision) is available upon request

Acersdited tor NVLAP PLM/TEM #101U7-0, NY Stale ELAP #10879 - Page I ttf I

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NYC-WTC_000205043