NYC-WTC_000206613

NYC 9/11 Public Portal Document

Al RBORM ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY CLIENT: Warren & Panzer Engineers, P. C. PROJECT: NYC DEP, 53-55 Wall St. LABORATORY ID #: T02-07-040 DATE OF REPORT: 07/30/02 ATHENICA ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 07/30/02 ENVIRONMENTAL SERVICES INC. FILTER TYPE: M C E. EFFECTIVE FILTER AREA (mm^): 385 Te). (718) 784-7490 AVERAGE G.O. AREA (mm^): 0.00864.3 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 (struc./cni’) CONC. STRUCT. STRUCT. SPECIFY (str./mni^) 0.5<S<5pm S>5.I)pm 1 T02-07- Entrance to roof 1620 6 0.0519 0,0046 <0.0046 <19.28 NA NA NA NA 040-1149 area 2 T02-07- Secondary 1620 6 0.0519 0.0046 <0.0046 <19.28 NA NA NA NA 040-1150 entrance to roof 3 T02-07- 1 “ landing before 1620 6 0.0519 0.0046 <0.0046 <19.28 NA NA NA NA 040-1151 roof 4 T02-07- North of roof 1620 6 0.0519 0.0046 <0.0046 <19.28 NA NA NA NA 040-1152 5 T02-07- South of roof 1620 6 0.0519 0.0046 <0.0046 <19.28 NA NA NA NA 040-1153

ANALYST LABORATORY DIRECTOR E. Dimitrakas Spiro Dongaris

LABORATORY CERTIFICAnON 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 I supplied solely for t6e convenience of the client. The report relates only to items tested. This report must not he 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 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 o

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NYC-WTC_000206613