NYC-WTC_000210705

NYC 9/11 Public Portal Document

ATC Associates 104 Easi 25 Streei, New York, NY 10010 Phone (212) 353-8280 Fax (212) 353-8306

Ann: Mr. Joshua Saren Received: 1/21/02 5 00 00 PM ALC Environmental 115 W 30tb Street Arc Group «: 6399 New York NY 10001 Analysts Oate: 1,72/02 Fax: (212) 279-6747 Phone: (212)279-1001 Project: Gateway Plaza Management 275 South End Ave , Bldg 100 New York , NY

Asbestos Fiber Analysis by Transmission I lectron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) ^nat lire/ Asbeaas 4rFn Von AsbtitOi Structura Stnsi iwiy Cam efttranan Sampit l'alume ^^na/yrert .4 sb Type(s/ I.Sp-S Sp (S' c) (S/mm ) fS'ccy Nains D-l I SOO 00 0 0450 0 None Detected 0 0 0 0(48 <22 24 <0 0048 6399 I

0-2 1800 00 0 0450 0 None Detectao 0 0 0 0(48 <22 24 <0 0048 5399 -2

D-3 1800 00 0 0450 0 None Detected 0 0 001 *8 <22 24 <0 0048 6399 .2

0-4 1800 00 0 0450 0 None 0e(ec:ed 0 OOC J8 <22 24 0 <0 0048 6399 -4

0-5 1800 00 0 0450 0 None OetecteO 0 0 OOC 18 < 22 24 'U004S 5299 -5

0-6 1800.00 0 0450 0 None Detected 0 0 O.OC 18 <22 24 <0 0048 6299 -5

D-T I SOO 00 0 0450 0 None OaMclad 0 0 0 0018 <22 24 <0 0048 6399 -7

D-8 1800 00 0 0450 0 None Detected 0 0 0.0018 <22.24 <0 0048 6399 -8

MARK PEYSAKHOV MICHAEL A GORYCKI. Ph D

Analyzed by: Approved by

Oodaimer The laboralcry ij not responsible tor data reported m suuctoies/ce. which e aecerx >nl on volume col acted By non-aboralcry personnel Ih.5 lab s pniy resoo-nto e 'or data reoerted r siruouresrmm' This •epoc may net Be reproduced, except in hii without w nen aaenivai By aTC Ajjociaas Inc This tepon miy not oe used to cairn d'Oduct er.doisemenl cv NVLAP or any other agancy o( the J S G«»ernmenl Tho reports -e ai 3 only to the sarr pies reported aboue Quality cont'ol data (mdud.-ig 95% con'ldonco limits ane laBdraiqiy arrj analysis' accuracy and preoson) S available uoon request

Accrsdiiodlor NVLAP PLMrsMei0'il87-0 NY Stale E'_A?«'.O879

CITY_DEP_WORBY_CANNATA_SUBP_000002913

NYC-WTC_000210705