NYC-WTC_000206270

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY CLIENT: Warren & Panzer Engineers, P.C. PROJECT: NYC DEP, 44 John Street ATHENICA LABORATORY ID #: T02-09-040 DATE OF REPORT: 09/13/02 ErwiHONMENTAL SERVICES INC. ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 09/13/02 Tel. (7ia) 784-7490 FILTER TYPE: M C E. EFFECTIVE FILTER AREA (mm^): 385 Fax. (718) 78+4085 AVERAGE G.O. AREA (mm^): 0 013771

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 CIIRYS. TYPE (mm^) (struc./cm’) CONC. STRUCT. STRUCT. SPECIFY {str./min^) 0.5<S<5p,m S>5.0pm 01 T02-09- Personal decon 1680 4 0.0551 0.0042 <0.0042 <18.15 NA NA NA NA 040-2269 02 T02-09- West side 1560 4 0.0551 0.0042 <0.0042 <18.15 NA NA NA NA 040-2270 03 T02-09- East side 1 1560 4 0.0551 0.0042 <0.0042 <18.15 NA NA NA NA 040-2271 04 T02-09- East side 2 1560 4 0.0551 0.0042 <0.0042 <18.15 NA NA NA NA 040-2272 05 T02-09- East side 3 1560 4 0.0551 0.0042 <0.0042 <18.15 NA NA NA NA 0^0-2273 .

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. H If AES Inc., did not conduct the sampling, the reported airborne concentration was derived based on information provided by the client. Linder these circumstances, the air concentration data is 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. O The Iiabiltty of Athenica Environmental Services Inc. wtth respect to the servtces charged, shall tn no event exceed the amount of the invoice. O O I o

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NYC-WTC_000206270