Asbestos TEM analysis results, East facade, June 2002

NYC 9/11 Public Portal Document

ATC Associates 104 East 25 Street, ^Je^v York, NY 10010 Phone; (212) 353-8280 Fax: (212) 353-8306

Attn: Mt, Pablo fedcoe Received: 6/29/02 5:00:00 PM Warren & Panzer Engineers, P.C. ATC Group#: 8334 228 5.45tb Street Analysis bate: 6/30/02 New York NY 10017 Pax: (212) 922-0630 Phoae: (212) 922-0077 Project: NYC43EP WAPFfiePi 1079.01.02 5-27 Dutch Street NY NY, East facade Bldg

Asbestos Fiber Analysis by Transmission Electron Microscopy <TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Autlytical Aibatas Area Nan Aibestai it Structures SertsitMty CcHCUUratiee Sample t^eiume AaafyteJ Asb Type(f) <i.S;i-S 5a (S/ec) (S/c^ Nates

03 1440.00 0.0562 0 NoneDetsetKi 0 0 0 0048 <17,79 <0.0048 1334 ‘i

1440.00 0,0562 0 Norte Defsttea 0 0 0.0048 <17.79 <0.0048 4334 -3

06 1440.00 0.0562 0 None Detected 0 0 0.0C48 <17.79 <0.0048 S3i4 -3

1440.00 0 0552 0 NowDetBCBd 0 0 0.0048 <17.73 <0.0046 S33-t -4

MICHAEL A. GORYCKI, Ph.D. ROMAN Approved by;

Oissismer: The tebaratwy is rot responsiSi? fsreaa fapenaS ip aroetures/K, whWi is <»j»rdeM on woiume colteoed by notUBtwatery psreotinai. This.lab is only responsible tor dets repOrteJ in swcliiMSflnW. This report may nor oa raproSticea. except In full, rirlthcut witlsr appwai by ATC Assowtoa inc. The report me/ not be used to daim preiduel snttocement by NVtAP or any other agency of the U.S. Gavommsni Tnit reports relaies only to the samples reported above. Qusllly control data (irduiins 95% eonfidenoe Smiss and laboratory and erBiysa' aeetirapy and pmeisibn! is avaiWite lecn reqwel Q I

AeertdRsd lor NVLAP PLM/TEM *101137-0. NY Stste EtAP #108’5

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CITY_21MC100_002950168

NYC-WTC_000186810