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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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NYC 9/11 Public Portal Document

W mif1rnDsiti I1IiIDN sample area analyzed ~

Client Name: GCI Environmental Advisory, Inc. Job #: 201092892 Volume liters): 900.0 Lab Sample #: 04 Filter Type / Filter Area: MCE 385 mm2 Client Sam arle #: 22-9/23-62 Grid Opening Size: 0.01000 Received: 09/24/2001 17:46:01. Area Examined: 0.10000 mm2 Date Analyzed: 09/24/2001 Manification: 20,000 Scope #: 7 Acoeldatine Voltace: 100 KeV Analysis Performed by: Brian Ke Grid Length Width Location Opening Fiber Fiber Type Morphology EDS Orient, SAED Photo A7-B4/4 1 NSD A7-C4/4 2 NSD A7-E4/4 3 NSD A7-F4/4 4 NSD A7-G4/4 5 NSD A8-C4/4 6 NSD A8-E4/4 7 NSD A8-F4/4 8 NSD A8-G4/4 10 NSD

NSD: No Asbestos Structures Detected Comments 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`/ Amphibole Asbestos Structures: 0 <10 <0.0043 intact Grid Opening > 50°%c7 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 000120933

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NYC-WTC_000120933Source: NYC Law Department, mirrored locally

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