WTC Site Record ID 000093187, Oct 2001

NYC-WTC_000093204 AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY CLIENT: Warren & Panzer Engincers, P.C. PROJECT: NYC DEP, 55 John Street ATHENICA LABORATORY ID #: TO2-10-§41 DATE OF REPORT: 10/2) /02 ANALYT. METHODOLOGY: AHGRA DATE OF ANALYSIS: 10/21/02 ENVIRONMENTAL SERVICES INC. ETT TER TYPE: M.C.E. EFFECTIVE FILTER AREA (mn): 385 Ted. (718) 784-7490 AVERAGE G.O. AREA (num); 0.013838 Faw, (730) 784-4085 LABORATORY RESULTS AMP. ASHEST _ TYfE SPECIFY CLIENT ® | CAD. iD A | LOCATION VOLUME | G.0.5 | AREA | ANALYT. | TOTAL ay ANAL | ANALY | SENSITIV. | ASSESTOS yzEp | ZED (atruct./em’) | ATR CONC. (mm') (struc.fem’) CaNc. FOR s STRUCT. O.ScS<S5pm | S25.0im TBI0 01 | T02-10- | North 8™ floor 1300 5 0.0692 | SAMPLE OVERLOADED WITH PARTICULATE MATERIAL RENDERING IT UNACCEPTABLE FOR ANALYSIS JB1002 | 102-10- | Hast 8" floor 1300 5 0.0692 | SAMPLE OVERLOADED WITH PARTICULATE MATERIAL RENDERING: 141-3410 IT UNACCEPTABLE FOR ANALYSIS TBI003 | 102-10- | South 8 floor #300 5 0.6692 0.0043 <0.0043 <14.45 NA NA NA NA 331004 | T02-10- | West 8™ floor 1300 5 0.0692 0.0043 B.0043 <14.45 NA NA NA NA 3B1005 | 102-10. | Middle 8” floor 1300 5 0.0692 SAMPLE OVERLOAD: ED WITH PARTICULATE MATERIAL RENDERING , IT UNACCEPTABLE FOR ANALYSIS rs? LABORATORY DIRECTOR E. Dimitrakas Spiro Dongatts FAD AT Aman NER BNO ATTAN MINE. NUE AD 1H10€28 FF AP TNOKs « — Athenica Eovironnatal Services (nc. (ABS), is sespansible only for information perteining to samates token by its employces. © — Air sampliug castertes will be stored for sixty (60) days. AES Inc, should benotified within this time fraote (07 < true duplicate onstysis. © MABS tne, did not conduct the sampling, the ecported sirbarne concentration was derived tased on information provided by the client. Under these eircurnstances, the air conceninsiton data it supplied solely for ihe convenience of the clicat. © — The report relates only to items tested. This report must nat be used to claims praduct endorsement by NVLAP or any other agency af the US. Goverament. Test reports may not be reproduced _ exceptin full and with prior approval of AES Inc. © The liability of Athenica Environmental Secvices Inc. with respect (o the services charged, shal) in no cvent exceed the amount of the invoice. NYC 9/11 Public Portal Document 10/23/2002 15:28 FAX “3 2] 036