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← Document results/DEP Box 36/20 DEY STREET Block: 80 Lot: 4 BIN: 1075702 Millenium Hiton, 41-51 Church St, 172-184 Fulton St
Document / 137 pages

Air sample results for 55 Church Street, undated

Machine-extracted title · confidence 100%

Laboratory report from Testwell Laboratories presenting air sample results for the facility at 55 Church Street.

NYC-WTC_000103889–000104025

Folder label: “20 DEY STREET Block: 80 Lot: 4 BIN: 1075702 Millenium Hiton, 41-51 Church St, 172-184 Fulton St

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Scanned page image, NYC-WTC_000103951
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L L 47Environmental Laboratory Hudson Street, Ossining, New Ik 10562 I NYS SLAPS 11142

NVLAP A 200083.0] S AIHA U 100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease L' Project#: MBO-025AB 200 Park Avenue • New York, New York Date Collected: 09/30/01 Date Rec'd (lab): 10/01/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 10/08/01 55 Church Street TEM Analyst: 0. McCart New York, New York Analytical Method: AHERA EPA 40 CFR Part 763 Field Technician: M. Sokolonskiy/O. Kolendenkov

Filter Type - MCE 0.45 micron Avg.Grid Opening: 0.0121mm2

Lab Number Volume Coli. Grid Sample #: Sample Location: Grid Area Countable Asb. Concentration Concentration 01TEM # Openings liters Analyzed Structures SWctures/mm' ( ) Anal ed SWctures/cc

El 26-1 North Side of Corridor 3536 1300.0 6 0.073 6 82.64 0.024

26-2 In the Center of Corridor 3537 1300.0 6 0.073 8 110.19 0.033

26-3 South Side of Corridor 3538 1300.0 6 0.073 15 206.61 0.061

25-1 North Side of Corridor 3539 1300.0 6 0.073 6 68.87 0.020

25-2 In the Center of Corridor 3540 1300.0 6 0.073 Overloaded N/A N/A

25-3 South Side of Corridor 3541 1300.0 6 0.073 4 55.10 0.016

24-1 North Side of Corridor 3542 1300.0 6 0.073 10 137.74 0.041

24-2 In the Center of Corridor 3543 1300.0 6 0.073 12 165.29 0.049 0

24-3 South Side of Corridor 3544 1300.0 6 0.073 9 123.97 0.037

17-1 North Side of Corridor 3545 1300.0 6 0.073 7 96.42 0.029

17-2 In the Center of Corridor 3546 1300.0 6 0.073 11 151.52 0.045

17-3 South Side of Corridor 3547 1300.0 ( 6 0.073 4 55.10 0.016

Structures/mm2 Structures/cc Total Average Concentrations 113.95 0.03 L This report is the confidential property of our clients. This certificate of analysis/report shall not be used by the client to claim product endorsement by the National Voluntary Laboratory Approval Program (NVLAP) or any agency of the United States Government. The laboratory has no control over air sampling collection. This certificate of analysis/report shall not be reproduced in full, without the written approval of Testwel Laboratories, Inc. Copyright 9 2001 Testwell Laboratories Inc

//

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NYC-WTC 000103951

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NYC-WTC_000103951Source: NYC Law Department, mirrored locally

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