41 JOHN STREET 1075701, 78/7502

NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY CLIENTS Warren & PanzerEagineers,P.C. PROJECT: NYC DBP, 41 latln St. NY ATHENICA LABORATORY ID 9: T02-09.033 DATE OF REPORT: 09/10/02 t~Ntltl]ld"AI SEWJU ES Me. ANALYT. METHODOLOGY: AUERA DATE OF ANALYSIS. 09/10/02 Td.(7te)764-7491 FILlERTYPE: M.C.E. EFPKCTIVE FILTER AREA (nun'). 3.8.5 Pace. (7111) 73k-0116 AVERAGK C.O. AREA (mm')- 0.013771

LABORATORY RESULTS

GIANT LAB.ED LOCATION VOLuME 10.'o ARRQ AN+ILYT. TOTAL TOTAL AIR Alit AS T. A111 tB, 11 N (i1) ANAL APIALV SENSITIV. ASBESTOS ASBESTOS CONC CONC. TYPE ASBEST VIED ZEO (itrucfJcrn3) AIR CONC. F)L1ER FOR fOR CtIRY3. TYPR (nub') (sttoeicm') CONC. SIRUCP. STIIftr r. SPECIVY (slr./msnr) O.55S Situ X5.0 m 011WA T02-09- On roof 21k of 1800 4 0,0551 0.0039 0.0039 18.15 0.0039 <0.0039 C1iiys. NA 033-2234 door entrance to roof 021WA TO-09- On roof cenicr of 1800 4 0-1551 0.0039 <0.0039 <18.15 NA NA NA NA 033-2235 wk area. 031VIA 1102-09- On ToofWest 1800 4 0.0551 0.0039 <0.0039 <18.15 NA NA NA NA 033-2236 section of wort- area 041WA 102.09. On roof East 1800 4 0.0551 0.0039 <0.0039 <18.15 NA NA NA NA 033-2237 section of Karl . area 05IWYA T02-09- Onroof4Ft 1800 4 0.0551 0.0039 <0.11139 <18.15 NA NA NA NA 033-2238 Away of clean room of Decon

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ANALYST LABORATORY DIRECTOR

LABORATORY CERTIIFICAT1ON NUMBERS: NVLAP 101958, FLAP 10955

■ Atdenica 6wironmental Services tnc.(AES), is tespun tblo ordy for iatbrnotionperuirsa8 to sanaplrs taken by its cmploycc,. • Air sampl Wg cassettes wilt be stated for sixty (60) days AES lac, shouts he nolifed witliu this shoe frame fora true deplit:atc analysis. ■ IfAES lac., did not coMuc1 the sampling te,ported airborne concenoaliw» wasdcriced basal on iufonmatiun pruviderl by the client. (;ceder Qirse cuwmstences, flit airconscntratioa data i s supplied solely for thecanveaiena of the client. ■ TheseponretatzsonlytoilccrsTested.Thisrepodntuslnotbeused(odshnproductendormnunsbyKVLAVorauyotheragencyaftheUS.Coretnment.Testwporu•rnnynotbcreptsduced ctcvl in lull and with prior approved o( AS 1ar- 0 • The liability of Athuaica Euvannnimul Seraiccs Inc. with respect to ox services chargcd, £1u11 in ro event exceed flee amount of the nwotce.

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