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← Document results/DEP Box 48/22 RIVER TERRACE Block: 16 Lot: 190 BIN: 1085929 Park Place, Warren Street
Document / 49 pages

Air quality analysis report, 22 River Terrace, Sep 2001

Machine-extracted title · confidence 95%

Laboratory report on ambient air samples collected at 22 River Terrace indicating levels below recommended asbestos criteria.

NYC-WTC_000120885–000120933

Folder label: “22 RIVER TERRACE Block: 16 Lot: 190 BIN: 1085929 Park Place, Warren Street”

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Scanned page image, NYC-WTC_000120931
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

TEM Asbestos (air) Count Sheet sample area analyzed ~

Client Name: GCI Environmental Advisory, Inc. 1 Job #: 201092892 Volume (liters) 1 005.0 Lab Sample #: 02 Filter Type / Filter Area: MCE 385 mm2 Client Sample #: 22-9/23-54 Grid Opening, Size: 0.01000 Received: 09124/2001 17:46:01 Area Examined: 0.08000 mm2 Date Analyzed: 09/24/2001 Magnification: 20,000 Acel'erating Voltage: 100 Key Analysis Performed by:

Grid Length Width Fiber Fiber Type Morphology EDS Orient, SAED Photo Opening FM E3-C4/4 I NSD E3-E4/4 2 NSD E3-F4/4 3 NSD E3-G4/4 4 NSD E4-C4/4 5 NSD E4-E4/4 6 NSD E4-F4/4 7 NSD E4-E4/4 8 NSD

NSD: No Asbestos Structures Detected Comments Structure Density Concentration (str/mm2) (str/cc air) Grid Evaluation Total Grid Openings: 8 Chrysotile Asbestos Structures: 0 <12.5 <0.0048 ® Grid Openings Covered > 50%%a Amphibole Asbestos Structures: 0 <12.5 <0.0048 ® Intact Grid Opening > 50% Asbestos Structures >=5 microns: 0 <12.5 <0.0048 ® Undissolved Filter < 1.0%% Total Non-Asbestos Structures: Folded Replica < 50% Total Asbestos Structures: 0 <12.5 <0.0048 Filter Loading < 10% Analytical Sensitivity: 12.5 0.0048 ® Particulate Even NYC-WTC 000120931

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NYC-WTC_000120931Source: NYC Law Department, mirrored locally

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