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← Document results/DEP Box 37/153 CHAMBERS STREET; Block: 140 Lot: 8 BIN: 1001503
Document / 28 pages

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_000106292
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NYC 9/11 Public Portal Document

sample TEM Asbestos (dust)• Co • "t'Sbe t Clint Name: Clean Air Testing Labs, Inc. Job #: 202032040 Volume (tnilXiters) 300 Lab Samples 06 Dust_ S.a7uple Area:. 10 Client Sample #:. D 6 fl er Type / Filt6r Area: MCE 214 mm2 1~e ved• 03/10/2002 16:00:00 Grid QBeningSize:' 0.01000 Date Analyzed: 03/12/2002 Area' Examined: 0.10000 mm2 Sco 6 Dilution Factor: 0.0033 . Magn ation: 20,000 • Accelerating Voltage. 100 KeV Analysis Performed by: . Aleksan B ngolts dnd Length Width Morphology EDS Orjent. SAEt) Photo Location Fibtr • !iM . Fiber Typo rP ffiY Opening $,5-4/lA 1 NSD E5-4/1B 2 NSD U E5-4/1C 3 NSD E5-4/1E 4 NSD U E5-411F 5 ' 1 . 7 .1 Chrysotile Matrix Mg, Si, Fe \ E5..4/10 6 NSD N U A6-4/1E 7 NSD A6-4/1F 8 NSD U A6-4/1G 9 NSD U A6-4/1H 10 NSD U

NSD: No Asbestos Structures Dotected Comments: Structure Density 'Grid Evalua 'on Total Grid Openings: 10 (str/sq mm) ® Grid Openings Covered > 50% Chrysotile Asbestos Structures: 1 10.0 Intact Grid Opening > 50% Amphibole Asbestos Structures: 0 <10 Undissolved Filter < 10% Asbestos Structures >-5 microns: 1 10.0 Folded Replica < 50% Total Asbestos Structures: 1 10.0 ® Filter Loading < 25% Analytical Sensitivity: 10 ' ® Particulate Even

NYC-WTC 000106292

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NYC-WTC_000106292Source: NYC Law Department, mirrored locally

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