NYC-WTC_000205946

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY

CLIENT: Warren & Panzer Engineers, P.C. PROJECT: NYC DEP, 250 Broadway A TUP Mir A LABORATORY ID #: T02-09 111 DATE OF REPORT: 09/29/02 A I ntlNlUA ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 09/29/02 EtrviRONMENiAt SERVICES INC. j TYPE: M C E. EFFECTIVE FILTER AREA (mm^): 385 Teu (718) 784-7490 AVERAGE G.O. AREA (mm^): 0 013838 Fax. (718) 784-4085

LABORATORY RESULTS

CLIENT# LAB. ID LOCATION VOLCME G.O.’s AREA ANALYT. TOTAL TOTAL AIR AIR ASBEST. AMPHIB. # (It) ANAL ANALY SENSITIV. ASBESTOS ASBESTOS ( ONC. CONC. TYPE ASBEST YZED ZED (striict/cm’) AIR CONC. FILTER FOR FOR CHRYS. TYPE (mm^) (struc./cm’) CONC. STRUCT. STRUCT. SPECIFY (str./mm’) O.S<S<5(rin SSS.Opm 01 T02-09- Southwest side 1551 4 0.0554 0.0045 <0.0045 <18.07 NA NA~ NA NA 111-2645 02 T02-09- Southwest side 1692 4 0.0554 0.0041 <0.0041 <18.07 NA NA NA NA .• 111-2646 03 T02-09- East side area 1692 4 0.0554 0.0041 <0.0041 <18.07 NA NA NA NA 111-2647 04 T02-09- East side area 1692 4 0.0554 0.0041 <0.0041 <18.07 NA NA NA NA 111-2648 05 T02-09- East side area 1692 4 0.0554 0,0041 <0.0041 <18.07 NA NA NA NA 111-2649

ANALYST LABORATORY DIRECTOR E. Sioukri Spiro Dongaris

LABORATORY CERTIFICATION NUMBERS: NVLAP 101958, ELAP 10955

Athenica Environmental Services Inc, (AES), is responsible only for information pertaining to samples taken by its employees. Air sampling cassettes will be stored for sixty (60) days. AES Inc., should be notified within this time frame for a true duplicate analysis. o If AES Inc., did not conduct the sampling, the reported airborne concentration was derived based on information provided by the client. Under these circumstances, the air concentration data is H supplied solely for the convenience of the client. The report relates only to items tested. This report must not be used to claim product endorsement by NVLAP or any other agency of the U..S. Government. Test reports may not be reproduced except in full and with prior approval of AES Inc. S The liability of Athenica Environmental Services Inc. with respect to the services charged, shall in no event exceed the amount of the invoice. o O O I o o CO CO

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NYC-WTC_000205946