NYC-WTC_000209946

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY •■3 CLIENT: Contsidts & Lanibros PROJECT: 46 Trinity Place LABORATORY ID #: TO I-10-010 DATE OF REPORT: 10/17/01 ATHENICA ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 10/16/01 EMMAONMEMTM «WW1C£S IMG, FILTER TYPE: M CE. EFFECTIVE FILTER AREA (mm*); 385 AVERAGE G.O. AREA (mra^); 0,01003

> LABORATORY RESULTS

CUEPtT LAB. ID LOCATION VOLUME G.O.*« AREA .ANALYT. TOTAL TOTAL AIR AIR ASBEST. AMPQIB. It <16 A.NAI, AKALV SENSITIV. ASBESTOS ASBESTOS CONC CONC. nr PE ASHRST YZED ZED (stniM./on’) AlRCXJjrC FILTER TOR FOR CHRVS. TYPE (Dint*) (tlnicJcfri*) CONC. STRUCT. STRUCT. SPEaPV (alrJntni*) «.S<SS<5pni QI

07 TOl-10- 4" floor, center 1800 5 0.0502 0.0043 <0.0»43 <19.94 NA NA NA NA 010-1664 08 TOl-10- 4“* floor, cast 1800 5 0.0502 0 0043 <0.0043 <19.M NA NA NA NA 010-1665 side 09 TOI-10- 4** floor, west 1800 5 0.0502 00043 <0.0043 <19.M NA NA NA NA 010-1666 side 10 “TOI-10- 5*''floor, east~ 1830 5 0 0502 0,0042 <0.0042 <19.94 NA NA NA NA 010-1667 side 11 TOl-10- 5 floor, center 1830 5 0 0502 0 0042 <6.0042 <19.94 NA NA NA NA 010-1668 12 TOl-10- S®* floor, west 1830 5 0.0502 0.0042 <6.0042 <19.94 NA NA NA NA 010-1669 side

ANALYST LABORATORY DIRECTOR

o H LABORATORY CERTIFICATION NUMBERS: NVLAP 101958, ELAP 10955

to AlhenLcaEnvuoiunCTUl Services lac, (AES), is responsible only for inionnation ptruinoig to samples taken Vy iU emploj'eex. Air sampling cassettes will be siored for sixty (69) days. AES Inc., should be aotilicd within this time frame for a too e duplicate inalytis. s o If AES lac, ilid not conduct the sampling, the reported airhome conceatraUon was derived based on informaticn provided by the client. Under these circumstance^ the air conceNtration data is o supplied solely for the convenience ofdie client. o The report relates only fo items tested. This report must not h f used to claim prcduct enrlQ,-senicftt b)' N VLzXP or any atiier agency of (he U.S. Govenunent Test reports may not be reproduced I except in lull and with prior approval of AES Inc. o o The lisbilily of Athenica Envitoiuneatal S ervices Inc. wish respect to the services charged, shall in no event exceed the ajnoojit of the invoice. CO

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NYC-WTC_000209946