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← Document results/DEP Box 37/153 CHAMBERS STREET; Block: 140 Lot: 8 BIN: 1001503
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Asbestos testing correspondence, 153 Chambers Street, Apr 2002

Machine-extracted title · confidence 100%

Letter confirming facade asbestos testing and subsequent cleaning at 153 Chambers Street.

NYC-WTC_000106270–000106297

Folder label: “153 CHAMBERS STREET; Block: 140 Lot: 8 BIN: 1001503

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Scanned page image, NYC-WTC_000106291
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NYC 9/11 Public Portal Document

s arcs TEM Asbestos (dust) Count Sheet yz

Client Name: Clean Air Testing Labs, Inc. Job #: 202032040 Volume' items 50 Lab Sample 05 Dist Sample Area: 10 Client Saxople #: D 5 Filter Type / Filter• area: MCE 214 mm2 Rec ' : 03/10/2002 16:00:00 Grid Opening Size;, 0.01000 Date Analyzed: 03/12/2002 Area Examined: 0.10000 mm2 Scope #: 6 ili tion Factor:. 0.0200 gnification: 20,000 Accelerating Voltage: 100 KeV Analysis Performed by: Aleksa r arengolts Length Width Fiber Type Morphology EDS Orlcnt. SAPM Photo Location Grid Opening Plber AM JIM E3-4/1B I NSD 111 E3-411C 2 NSD E3-4/1E 3 NSD LJ Li E3-4/1F 4 NSD E3-4/1G 5 NSD. U U E3-4/1H 6 NSD E4-4/4C 7 NSD U U E4-414E 8 NSD U E4-414F 9 NSb U E4-4/4G 10 NSD

NSD: No Asbestos Struetures Detected Co rnents: Structure Density grid Evaluation Total Grid Openings: 10 (str/sq mm) Grid Openings Covered > 50% Chrysotile Asbestos Structures: 0 <10 Intact 'Grid Opening > 50% Amphibole Asbestos Structures: 0 <10 Undissolved Filter < 10% Asbestos Structures >=5 microns: 0 <10 ® Folded Replica < 50% Total Asbestos Structures: 0 <10 Filter Loading <25% Analytical Sensitivity: 10 ® Particulate Even

NYC-WTC 000106291

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NYC-WTC_000106291Source: NYC Law Department, mirrored locally

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