NYC-WTC_000206370

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY i KANSMISSION EI EC I KON MICROSCOPY

CLIENT: Warren & Panzer Engineers, P C. PROJECT: NYC DEP, 95 Maiden Lane NYC LABORATORY ID #: 102-08-088 DATE OF REPORT: 08/18/02 ATHENICA ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 08/17/02 ENVIRONMENTAL SERVICES INC. FILTER TYPE: M.C.E. EFFECTIVE FILTER AREA (mm^): 385 TeL (716) 784-7A90 AVERAGE G.O. AREA 0.012422 Fax. (718) 784-1085

LABORATORY RESULTS

CLIENT LAB. ID LOCATION VOLUME G.O.’s AREA ANALYT. 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’) 0.5<S<5pm S>5.0|am DEOl T02-08- IWA by Decon 1710 4 0.0497 0.0045 <0.0045 <20.13 NA nT" NA NA 088-1642 DE 02 T02-08- IWA South of 1710 FILTER MISSING 088-1643 WA DE 03 T02-08- IWA East ofWA 1710 4 0.0497 0.0045 <0.0045 <20.13 NA NA NA NA 088-1644 DE 04 T02-08- IWA middle of 1710 4 0.0497 0.0045 <0.0045 <20.13 NA NA NA NA O 088-1645 WA 1^ DE 05 T02-08- Exit to roof (9*) 1710 FILTER MISSING o 088-1646 m

o o o ANALYST LABORATORY DIRECTOR 'cd E. Sioukri Spiro Dongaris cn > O LABORATORY CERTIFICATION NUMBERS: NVLAP 101958, ELAP 10955 m z I Athenica Environmental Services Inc. (AES), is responsible only for inforrnation 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 Q < supplied solely for the convenience of the client. z The report relates only to items tested. This report must not be used to claim product endorsement by NVL AP or any other agency of the U.S. (Jovemmenl 1 est reports may not be reproduced m except in full and with prior approval of AES Inc. The liability of Athenica Environmental Services Inc. with respect to the services charged, shall in no event exceed the amount of the invoice c 03 1”° o o o o o co

NYC-WTC_000206370