Environmental sampling summary for PS/IS 89M, February 2002

an NYC-WTC_000096456 . ATHENICA | BAARONMENTAL BEAVICES Hip, Tak (718) 7a4-Ja5g Fax. (718) 794-2085 CLIENT LAB. [D AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTR CLIENT: New York Environmental LABORATORY ID 4: T02-01-003 ANALYT, METHODO FILTER TYPE: M.CE, LOGY: AHERA _ AVERAGE G.0. AREA (mm’): 0.009936 LABORATORY RESULTS — PROJECT: PS. 39M | DATE OF REPORT: 01/1 1/02 DATE OF ANALYSIS: 01/1/02 EFFECTIVE FILTER AREA (mm”): 385 ON MICROSCOPY LOCATION | a) VOLUME G.0."s YZED A-19 A-20 AREA ANALY ZED (mm’) ANALYT. SENSITILY, (strect Jem T02-0]- 2" floor hall o/s 1800 TOTAL ASBESTOS AIR CONC. Gtruciem’) TOTAL ASHESTOS FILTER CONC. (atv.imm”) AIR CONC. FOR . STRUCT. AR Conc. STRUCT. S25.0dum 0.0497 <0.0043° O.5sS<Sum ASBEST. TYPE CHRYS. NYC 9/11 Public Portal Document AMPHIE. ASHEST TYPE SPECIFY 002-022 | room 226 0.0043 <20.13 NA. NA NA NA T02-01- 002-023 2™ floor in stair 1860 . 0.0497 0.0043 0.0086 40.26 0.0086. <0.0043 Chrys. NA A-21 TO02-01- 002-024 I™ floor hall o/s room 127 1809 0.0497 0.0043 <0.0043 <20.13 NA’ NA NA NA A-22 T02-01- 002-025" cafeteria 1809" 0.0497 0.0043 <0.0043 <20.13 NA NA NA NA A-23 T02-0}- 602-026 “A-24 T02-0)- 002-027 "Floor in Stair. } . I" floor hall o/s Stair #3 1818. 0.0497 0.0043 <0.0043 <2013 NA NA NA NA 1818 0.0497 0.0043 <0.0043 — $20.13 ’ NA NA AG hr ES lg ANALYST LABORATORY CER * ~— Athenica Enviroomen * Air sampling cassettes will be * — IFAES Inc, did aot conduct supplied solely for t6e * — The report relates only except in full and with * The liability of Athenica E convenience of the client. 10 isms Lested. This report must nat be used t prior approval of AES Inc. avironmental Services Inc. with Tespect to the services charged, shall in no event exceed the amount of the tal Services Inc. (AES), is tespansible only for info PPL! Lion Pertaining to sam TIFICATION NUMBERS: NVLAP 101958, ELAP 10956 0 claim product endorsement by N VLAP or any other agency of the Li ples taken by its triployecs. . stored For sixty (60) days. AES Inc., should be notified within this time frame for a true duplicate snatysis. the sampling, the reported airborne concentration was d _ NA NA || LABORATORY DIRECTOR entved based on information provided by the clieat. Under these circumstances, the air concentration data js S. Goverament Test Teporis may not be reproduced invoice,