NYC-WTC_000220425

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY

, ATHENICA CLIENT; New York Environmental PROJECT; P.S. 89M SMiiaNMaMbu.MRMM:csMC. LABORATORY B) fk T0Z4)l-002 DATE OP REPORT: 01/11/02 ANALYT. METHODOLOGY: AHERA DATE OP ANALYSIS: 01/11/02 rax. (ZU) 75*^*065 FILTER TYPE: M C.E. EFFECTIVE FILTER AREA (mm’): 385 J AVERAGE G.O. AREA (mm’); 0.009936 !i ■

LABORATORY RESULTS

CLIENT LAB. ID location VOLUME G.O.*s AREA ANALYT. TOTAL TOTAL AIR AIR ASBEST. AMPHtB. n 0 00 ANAL AKALY SENsrrcv. ASBESTOS ASBESTOS CONC OONC. T\’TE ASBEST YZED ZED (itructZcm’) AIR CONC. flLTER FOR FOR CHRYS. TYPE (mm') CONG STRUCT. STRUCT. SPECin' (alrAiun') (L5£5<S|an A-n TQ2-01- 3"* floor in Stair 1818 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-016 #3 A-14 T02-O1- 3" floor hall o/s 1818 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-017 room 301 A-15 TOZ-Ol- I"* floor in Gym 1809 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-018 A-16 T02-01- 3'*’floor hall o/s - 1809 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-019 Gym A-17 TO2-OI- 2“‘floor hall o/s 1809 5 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-020 room 201 A-18 T02-01- In room 204 1809 5 . 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA 002-021 O

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ANALYST LABORATORY DIRECTOR o J] CD

> LABORATORY CERTIFICATION NUMBERS; NVLAP 101958, ELAP 10955 z z • Aihentca Environmental Strvictt lac. (AES), k respontiUc only for inbnnalton peiuiimB *<• by iu cmpl ove« > • AHSampliDgttM«fletw'lUkealoredfeir«i«y(60)dast.AESInc.ih«)liibtnolili«<I«itl«nthl»lin»fi»ineforatmcduplicateanalyiii . If AES Ine, did not conduct Ike sampling, ihe reported airtnnK concentrition wu derived based oninfoiination provided by the client Under these cireumstaJice*. the air ctmcmtralion data is supplied solety for l6t convenience of foe client. c ♦ flic report relates only IC ilemc tenoL TKs npoft mat not be used to cl»m product endonsement by NVLAP « any od.« sgenej of the U.S Government. Test reports mst nol be reproduced CD CKcept en kill and ttith prior approval of AES Inc s The lilbiltlY of AOlcnica Environmenlal Ser\'icC5 Inc. tthh lespKl lo Ihe services cSiirged, shall in no e«nt exceed (lit amount of ilie invoice o o o o 4^ 3 CO CD

NYC-WTC_000220427