ATC Associates asbestos analysis report, July 2002

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 Phone: (212) 353-8280 Fax:(212)353-8306 TC Attn: Mr. Fabio Pedone Received: 7/15/02 7:00:00 AM Wan'en & Panzer Engineers , P.C. ATC Group#: 8500 228 E. 45th Street Analysis Date: 7/15/02 New York NY 10017 Fax: (212) 922-0630 Phone: (212) 922-0077

Project: NYC DEP, W&P# 1079.01.02 60 Pine Street, Courtyard

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 t^olume Analyzed Asb Type(s) g.5f,-5 S/i (S/cc) (S/mm^) (S/cc) Notes

DEOl 144000 0.0562 0 None Detected 0 0 0.0048 <17.79 <0.0048 8500 -I

DE 02 1440,00 0.0562 0 None Detected 0 0 0.0048 <17.79 <0.0048 8500 -2

DE 03 1440,00 0.0562 0 None Detected 0 0 0.0048 <17.79 <0.0048 8300 -5

DE 04 1440.00 0.0562 0 None Detected 0 0 0.0048 <17.79 <0.0048 8500 -4

DE 05 1440.00 00562 0 None Detected 0 0 . 0.0048 <17.79 <0.0048 8500 -5

ROMAN PEYSAKHOV MICHAEL A. GORYCKI, Ph.D.

Analyzed by: (proved by:

Disclaimer The latxjratory is not responsible for data reported in structures/cc, which is dependent on volume collecfed by non-laboratory personnel. This lablSonly responsible for data reported in structures/mm’. 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 aboratory and analysis’ accuracy and precision) is available upon request.

Accredited for NVLAP PLMfTEM #101187-0, NY State ELAP #10879

Pai;e I of!

CITY_21MC100_002964809

NYC-WTC_000186947