ATC Associates cover letter, 17 Ann Street, July 2002

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Strset, New York,NY 10010 Phone:(212)353-8280 Fax:(212)353-8306 rc

Attn: Mr.Pabio Pe4Cne Received; 7/2/02 3:50:00PM Warren & Payer Eng11eers.P.C. ATC Group #: 8381 228 E;45th Street Aaslysis Date: 7/3/02 New York NY 10017 Fax: (212)922-0630 Phone; (212)922-0077 Project: NYC- DEP W & P File 41079.02.02 21 Ann Street

Asbestos Fiber Analysis by Transmission Electron Microscopy(TEM) Performed by EPA 40 CFR Part 763 Final Rule(AEERA) Aealyteael Atbesres .treA Norr Asberrss SYrr errires Sewtuidvity Conc.rmres on Sample Volume Analyzed dsb Type(s1 et5e-S 5u (x/urratr') (S/cc) Now J370202-1 )500.00 0.0562 0 NoneOeteeted 0 0 0.0046 <17.79 <0.004E 818! •,

JB70202-2 1500.00 0.0562 0 None0eteefad 0 0 0.0046 <17.79 <0.0046 ai81 .2

1870202.3 _ 1500.00 0.0562 0 None QalecW 0 0 0.0046 < 17.19 c0.0046 _---

170202.4 1500.00 0.0562 0 None 0t:dacdad 0 0 0.004E ': 1779 <0,0046 8381 -4

J870202-5 1350.00 0.0674 0 None Oete,;,ed 8381 41 o

0 0.0042 <1483 <0.0042

MARX PSYSA'KHOV v1TCHAEi. A. OORYCIQ, Ph.D, Analped.by: A7proved by:

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