NYC-WTC_000206628

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY CLIENT: Warren & Panzer Engineers, P.C. PROJECT: NYC DEP, W. Broadway/Murray/Wan'en LABORATORY ID #: T02-09-110 DATE OF REPORT: 09/29/02 ATHENICA ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 09/29/02 ENVIRONMENTAL SERVICES INC. FILTER TYPE: M C E. EFFECTIVE FILTER AREA 385 Tel. (718) 784-7490 AVERAGE G.O. AREA (inm’): 0.013838 Fax. (718) 784-4085

LABORATORY RESULTS

CLIENT# LAB. ID LOCATION VOLUME G.O.’s AREA AN.ALYT. TOTAL TOTAL AIR AIR ASBEST. AMPHIB. # (It) ANAL AN ALY SENSITIV. ASBESTOS ASBESTOS CONC. CONC. TYPE ASBEST YZED ZED (struct./cm’) AIR CONC, FILTER FOR FOR CHRYS. TYPE (mm^) (struc./cm^) CONC. STRUCT. STRUCT. SPECIFY (str./mm’) O.S<S<5pni S>5.0pm 01 T02-09- W. Broadway side 1440 4 0.0554 0.0048 <0.0048 <18.07 NA NA~ NA NA 110-2635 02 T02-09- W. Broadway side - 1440 4 0.0554 0.0048 <0.0048 <18.07 NA NA NA NA • 110-2636 corner Munay 03 T02-09- Warren St. - St. 1440 4 0.0554 0.0048 <0.0048 <18.07 NA NA NA NA 110-2637 edge (g #62 04 T02-09- Perimeter - to work 1440 4 0.0554 0.0048 <0.0048 <18.07 NA NA NA NA 110-2638 area N 05 T02-09- Perimeter - to work 1440 4 0.0554 0.0048 <0.0048 <18.07 NA NA NA NA 110-2639 area W

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. o Air sampling cassettes will be stored for sixty (60) days. AES Inc., should be notified within this time frame for a true duplicate analysis. 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 K supplied solely for the convenience of the client. I The report relates only to items tested. This report must not be used to claim product endorsement by NVI.AP 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

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NYC-WTC_000206628