Asbestos fiber analysis results, 110 Liberty Street, July 2002

NYC 9/11 Public Portal Document

j^ssueiai^s 104 East 25 Street, New York, NV’ 10010 I Phone: (212) 353-8280 Fax; (212) 353-8306

Attn: Ml-, Fabio Pedone Received: 7/19/02 11 ;30:00 AM Warren & Panzer Engineers. P.C. ATC Group IKI: 8542 22g E. 45th Street AnaJystsDat*: 7/19/02 New York NY 10017 Fax: (212)922-0630 Phone: (212)922-0077 Project; NYCDEP, W&PW 1079.05,02 110 Liberty

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 753 Final Rule (AHERA) Aiufyifeai AtbtstM Area Aslutles itStruetum SensiAtity Concettiraiion Sample f-olitme Aiutiyzed Asb Typefs) b.Sp 5 Sfi (S/ccJ (S/a;/ Nota 0! 1800.00 0-0450 0 None Deleted 0 0 0.0048 < 22.24 <0.0048 -/

02 igOO.OO 0-0450 0 None Deisjad C 0 0.0048 <22.24 < 0.004g -2

«3 1800.00 0-0450 0 NoneDeiecifid 0 0 0.0048 < 22,24 <0.0048 S.t4j .5

04 1800,00 0.0450 0 None Detected 0 0 0-0048 <2224 <0.0048 S542 -f

W 1800.00 0.0450 0 NoneDeteetafl 0 0 0,0048 <22.24 <0.0048 »S42 -J

MARK PEYSaKHOV MICHAEL A CORYCKl. Ph □

Analyzed by: Approved by;

CiiscialJTwr The labojawy s not resportrtSe tor data repeated in struotureste, whicb is dspandom on wlutiap wltected by naolebofMoiy pesomsl. TW* Ites b only responsible ter data repodad in streetuies/nw*. This report may not ha reptoOueed, except in fuB. wtlhoutwntta-, approval by ATC Associates Ine. This report may not be used » dalm predweiiafidofaemant by NVIAP or any othst sjenwof toe U.S, Ooxenwient This reports relates o-Ny to the samples reported above. Quality antrcl data {indudlns 95% cenfldonce limits and laboratory and anaW accuracy and pneUn^ is available jpoa reqveet AcerediW for NVtAP PtsTTSM *101 Hro, NY State SUP <10879

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