ATC Associates correspondence regarding WTC debris, July 2002

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, New York, NY 10010 Phone:(212)353-8280 Fax:(212)353-83b6 TC Attn: Mr. Fabio Pedone Received: 7/20/02 100:00 PM WUTM & Parer Engineers ,P.C. ATC Group #: 8555 228 E.45th Street Analysis Date: 7/21/02 New York NY 10017 Fax: (212) 922-0630 Phone. (212)922-0077 Project: NYC DEP, W&P# 1079.01.02 54 Warr= Street

Asbestos Fiber Analysis by Transmission Electron Microscopy(TEN)Performed by EPA 40 CFR Part 763 Final Rule(AHERA) AAa*v/kgJ Aabssies Area Non Asbestos 0Structwes Sentidvo Cueemrrariorf Sareplr J4hrn t Malned Asb 7)pc(s) QS44 5p (Skip (Shin') (3/ae) Noter

001A 1400.00 O.0S62 0 None i)elacibd c 0 0.0049 c 17.79 --0.0049 BJJS -1

002A 1400.00 0.0562 0 NoneDet2d 0 0 0.0049 <17.79 00.0049 855,6 ,1

003A 0`. 0 1400.00 0.0562 0 NtiøDeedad 0.0049 <17.79 <0.0049 Bss.s

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004A 1400.00 0.0$62 0 None 0eteded 0 0 0.0049 ' i7.79 <0.0049 P555 -'

AOSA r400.00 0.0562 o None De%dad 0 0 0.0049 <1779 <0.0049 -. ss5 .s

ROMAN PEYSAKAOV MICNAF.L A. GORYCKI.Ph -la.

Analyzed by: Approved by.

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