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← Document results/DEP Box 01/66 JOHN STREET Block: 67 Lot 1 Bin:1079043 59 Maiden Lane, 41-65 Maiden Lane/85-105 William St
Document / 1 page

Athenica airborne asbestos analysis report, April 2003

Machine-extracted title · confidence 95%

Laboratory data sheet presenting results of transmission electron microscopy analysis for air samples from the site.

NYC-WTC_000093039

Folder label: “66 JOHN STREET Block: 67 Lot 1 Bin:1079043 59 Maiden Lane, 41-65 Maiden Lane/85-105 William St”

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NYC 9/11 Public Portal Document

AIRBORNE ASBESTOS ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY

ATHENICA CLIENT: NYC DEP PROJECT: 59 Maiden Lane & 66 )ohm Street. m ENYIRONMRNTALSERVICES INC. LABORATORY ID 1/: T03-04-007 DATE OF REPORT: 04/07/03 a Tel (718) 7847490 ANALYT. METHODOLOGY: AHERA DATE OF ANALYSIS: 04/05!03 Fax (718) 784-4085 FILTER TYPE: M.C.E. EFFECTIVE FILTER AREA (mm2). 385 AVERAGE G.O. AREA (mma): 0.012920

LABORATORY RESULTS

CLURNTN LAD. ID K LOCATION VOLuMME G.O.•s AREA ANALYT. TOTAL TOTAL AIR AIR ASBEST. AMPIIUB. (11) ANAL AIIALV SENSITIV. ASBESTOS ASBESTOS CONC. CONC. TYPE ASBfST YZTD ZED (atmd.km') AIR CON. C. PILTER FOn FOR CIIRVS. TYPE' mm'} (strut.kms) CONC. STRUCT. STRIICT. SPECIFY (s (rintto') 0.kS dp m SLS.Opm 302/014 T03-04- North side/John St. 1500 4 0.0513 0.0050 <0.00S0 49.50 NA NA NA NA 007-651 side —Nassau 302/015 T03-04- North sidc/John St. 1500 4 0.0513 0.0050 <0.0050 <19.50 NA NA NA NA 007-652 side 3021016 T03-04- North sideljohnSt. 1500 4 0.0513 0.0050 <0.0050 <19.58 NA NA NA NA 007-653 sido-Williarst Lab3/017 T03-04• 9 floor 1500 4 0.0513 0.0050 <0.0059 <19.50 NA NA NA NA 007=654 DOP/central file z of) D Lab3/018 T03.04- floorile 681 1500 4 0.0513 0.0050 <0.0050 <19.50 NA NA NA NA 007-655 !omujt~ stidlfoin 0 I- IY 0 ao J F 2 z a as ANALYST LABORATORY DIRECTOR E. Sioulwi Spiro Dongaris

LABORATORY CERTIFICATION NUMBERS: NVLAP 101958, FLAP 10955

• Allseniea EwimnnuntN Services Inc. (AES). is respansibkonly rot inrotsnation perltiningto sample: liken by its employees • Au sampling ctncitcs tn11 be stored ror sixty (60) days AES Inc., should be nolificd vithio this tame Game for a trtta dupticate. analysis. • UAES Inc, did not eottKl the sampling, the reportod shbome concentration was derived based on inkrmaticn provided by the client. Under these eireutmtances, the air concenbation data is M supplied solely for the conscnicecc or the client. m • The report tchtes only to items kited. This upon mull not be used to claim prodnes eadomnstnt by NVLAP or any o(hes agency of the 12.5. GovemmenL Tel uports may not be reproduced (V exccpl in fall and with prior approval or A ES Inc. OD • ibe liability or Athenica Environmental Services Inc. with respect to Ike services choreal, sbal! in on event cacced the amount of tic unoice. • m lY 0

NYC-WTC 000093039

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NYC-WTC_000093039Source: NYC Law Department, mirrored locally

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