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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_000120923
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. Job #: 201092763 Volume (liters): 900.0 Lab Sample #: 01 Filter Type 1 Filter Area: MCE 385 mm2 Client Sample #: 22-27A-9/21-04 Grid Opening Size: 0.01000 Received: 09/22/2001 17:15:00 Area Examined: 0.10000 mm2 D lte Analyzed: 09/22/2001 Magnification: 20,000 Scone #: Accelerating Volta4e: 100 KeV Analysis Performed by: Barengolts Length Location Opening Fiber WPM Fiber Type Morphology EDS Orient. SAED Photo

A741 NSD A7-4 2 NSD A7 4 3 NSD A7-4 4 NSD A74 5 NSD A7-4 PII 6 NSD A74 7 NSD A8-31 8 NSD A8-3 9 NSD A8-31 10 NSD U

NSD: No Asbestos Structures Detected Continents Structure Density Concentration (str/mm2) (str/cc air) Grid Evaluation Total Grid Openings: 10 Chrysotile Asbestos Structures: 0 <10 <0.0043 Grid Openings Covered > 50`ro Amphibole Asbestos Structures: 0 <10 <0.0043 Intact Grid Opening > 50% Asbestos Structures >=5 microns: 0 <10 <0.0043 Undissolved Filter < 10% Total Non-Asbestos Structures: Folded Replica < 50% Total Asbestos Structures: 0 <10 <0.0043 ® Filter Loading < 10% Analytical Sensitivity: 10 0.0043 Particulate Even

NYC-WTC 000120923

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NYC-WTC_000120923Source: NYC Law Department, mirrored locally

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