NYC-WTC_000210688

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; Mr Joshua Saren Received: 3; 1702 6.00-00 AM ALC Environmental ATC Group#; 6881 115 W 30ihSn-eet Analysis Date: 3/2/02 New Yoik NY 10001 Fax: (212)279-6747 Phone: (212) 279-1001 Project: Gateway Plaza Management .175 Southerd Avc., Bldg 600 NY NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical AsbeilOt Ana IVoH Asbeilas # Structura Sciitivity CoHcmtraitan Sample f-'olume Analyzed A\h Typeftj O.5p~i If, fS/cc) (S/mm') (S/cc) iVoies

I 1800 00 0 04S0 0 NoneOeWaad 0 0 0.004S <22 24 <0 0048 688: -I

1800 00 0 0450 0 None Oetectso 0 0 0.0048 <22 24 <0 0048 68S; .2

J .800 00 0 0450 0 None OeiecteO 0 0 0 0048 <22 24 <0 0048 6ss: -.1

! 800 00 0 0450 0 None DeiecW 0 0 0 0048 <22 24 <0 0048 68S' -4

5 1800 00 0.0450 0 None Oenewo 0 0 O0048 <22 24 <0 0048 68fc I -5

6 1800 00 0 0450 0 NoneOetectea 0 0 0.0048 <22 24 <0 0048 68SI -6

7 1800.00 0.0450 0 None Detected 0 0 0 0048 <22.24 <0 0048 6881 -7

8 1800 00 0 0450 0 None Detected 0 0 0 0048 <22.24 <0.0048 6S8I -8

MICHAELA CORYCKI,Ph.D •MARK PEYSAKHOV Analyzed by id. Approved by

Oi»cia:'tie’ Tae laooratory 4 no! fasponsibK tor data iwponed n stnictuiwte: wTwti 4 dependent on wiume ajuecao by non-dboratoiy penotmat Tho lab 4 owy lesoonsBle to- data reported m stniaures/nuii'. Tivs leport may not be reproduced, except in M witnoui wntlen apprcwel by ATC Associates me This report may not se used to darn product endoisament by NVLAP or any other agency ol the U.S Gouemmani Tlw reports relaias only to the samples reported above. OuaBy connot data (Inctod ng 95% con'Kjence limits eno 'aeoretory ano analysis’ accuracy and precisions is available upon request

Aoredilea Iw NVLAP PtMTEM #101 '870, NY Sbm ELAP #10879

CITY_21MC100_002861920

NYC-WTC_000210688