Asbestos fiber analysis report, 111 Nassau Street, June 2002

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York,NY 10010 Phone:(212)353-8280 Fa.x:(212)353.8306

Mtn: Mr, Fabio Pedonc Received: 6130/02 7:40:00PM Warren & Panzer Eegineats ,PC. ATC Group #: 8354 228 E.45th Street Analysis Date: 6/30/02 New York NY 10017 Fax: (212)922-0630 Phone: (212)922-01377

Project: NYC-DEP W & P File #: 1079.01.02 II 1 Nassau Street

Asbestos Fiber Analysis by Transmission Electron Microscopy(TEM)Performed by EPA 40 CFR Part 763 Final Rule(AHERA) .nalyaivl Asbestos Area Na* .asbestos #Struuuras Sensttawy Conceiuration Sample Valansc Aua(ysed Ash rylpe() &5a4 5o (S/ec) {S/m w) #/c) Notes

01 1584.00 0.0562 0 NoreDete ed 0 0 0.0043 <17.79 40.0043 8354 -t 0.___ 07 1554.00 0.0S62 0 NoneDetacted M1 0 0.0043 . <17.79 <0.0043 js4 -?

03 15134.00 0.0562 0 None0Qte d 0 0 0.0043 <17.79 <0.0043 8354 .3

04 1584,00 0.0562 0 haneDetected 0 0 0.0043 <1779 <0.0043 935i _a

OS 1594.00 0.0562 0 a one DataCEed 0 0 o.00 t3 41719 <0.0043 8354 -5

MICHAEL A. GGRYCKI. Ph.D. MARK PEYSA FSO V Analyzed by: Approved by:

Disde The laboratory responsible for repo ted wflttth i$ dependent on volumaoorected by non44sboralory pennon. Thie lab is only respwwitte ful, wftut wrifta+ approval by ATC Assoc es Inc. This repo", May not be used to clalrn in

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for dada nutted in StudurelJmm'. This report My ptoduet endorsement by NUCAP or erY other agenq of the U.S. C-ovommettL This report relalps only to the sarnpI s reported above. 0ualk, contra data (indudimg 95%

coniidanca limits and taboraory and analysts' accx:rscy and pcedslon) is is Sable upon request. #!0679

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