NYC-WTC_000206194

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY

CLIENT: Warren & Panzer Engineers, P. C. PROJECT: NYC DEP, 15 John Street LABORATORY ID #: T02-08-055 DATE OF REPORT: 08/13/02 ATHFNir A ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 08/13/02 M I nCINIVM filter TYPE: M C E EFFECTIVE FILTER AREA (mm^): 385 ENVIRONMENTAL SERVICES.Nc. ^^j-RAGE G.O. AREA (mm’): 0.012422 Tel. (718) 784-7490 Fax. (718) 784-4085

LABORATORY RESULTS

CLIENT LAB. ID LOCATION VOLUME G.O.’s AREA ANALYT. TOTAL TOTAL AIR AIR ASBEST. AMPHIB. # # (It) ANAL ANALY SENSITIV. ASBESTOS ASBESTOS CONC. CONC. TYPE ASBEST YZED ZED (struct./cm^) AIR CONC. FILTER FOR FOR CHRYS. TYPE (min^) (slruc./cii?) CONC. STRUCT. STRUCT. SPECIFY (str./min^) 0.5<S<5|J.m S>5.0pni 01 T02-08- On adjacent roof 1650 4 0.0497 0.0047 <0.0047 <20.13 NA NA NA NA 055-1479 right 02 T02-08- On adjacent roof 1650 4 0.0497 0.0047 <0.0047 <20.13 NA NA NA NA 055-1480 center 03 T02-08- On adjacent roof 1650 4 0.0497 0.0047 <0.0047 <20.13 NA NA NA NA 055-1481 left 04 T02-08- On adjacent roof 1650 4 0.0497 0.0047 <0.0047 <20.13 ■ NA NA NA NA 055-1482 by ledge 05 T02-08- On adjacent roof 1650 4 0.0497 0.0047 <0.0047 <20.13 NA NA NA NA

r 055-1483 lOft. from ledge

7 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, finder these circumstances, the air concentration data i.s K supplied solely for the convenience of the client. I to The report relates only to items tested. Titis 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 o 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 I o

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NYC-WTC_000206194