NYC-WTC_000205063

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! 6/4/02 8:00:00 PM Cole Consulting Corp, ATCGroup#! 7962 2269 Saw Mill River Road Analysis Date; 6/5/02 Elmsford NY 10523 Fax: (914)345-0045 Phone: (914) 345-6000 Project: Engine 21 440 West SSth Street, New York, NY.

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) J’erformed by EPA 40 CFR Part 763 Final Rule (AHERA) Anafyacal Asbestos Areo Nou Asbestos # Structures Seusiiivity Concentration Sample t^olume Analyzed Asb Typefs) bS/iS 5ju fS/ce) (S/mnC) fS/cc) Notes

1 450.00 0.1124 0 None Detected 0 0 0.0076 <8.90 <0.0076 FiberGtass-Nrrrje Detected Silioon-None 7962 -I Detected

2 450.00 0.1124 0 Nene Delected 0 0 0.0076 <8.90 < 0.0076 Fiber Glass-None Detected Siltoon-None 7!>62 ’2 I Detected

Hi

■

[OV MICHAEL A. GOR.YCKI. Ph D. PEYSA Analyzed by: Approved by; M I . , ------------------------------------- ------------------- --- • .. —— — —_ --------- ------------------------------- — - II.-" •—• ——— ■ — . ...................... J

I Disclaimer The laboratory is noiresponsibte tor data reported in sifucturesZee, which is dspendeni on volume collected by norHaboratory personnel. This lab is only responsible , M I for data reported in stojclures/mm’. This report may r»t be reproduced, except In full, without written approval by ATC Associates Inc. This repor; may not be used to claim j product endorsement by NVLAP or any other asency of the U.S. Government This reports relaies only to the samples reported above. Quafrty control data (including 95% I confidence limits and laboretory and analysis'accuracy and precision) is avallabte upon request

: Aoofeditefl for NVIAP PLWTEM#101187-0. NY Stale ElAP#10BZ9

Page 1 of I IM

CITY_21MC1OO_O1O22224O N YC-WT C_000205063