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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_000103945
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document , . . .

AIL Environmental Laboratory — 47 Hudson Street, Ossining, New ,c 10562 NS EtAP 4 11142 NVLAP a 200083-0 AIHA S 100147

Transmission Electron Microscopy Results client: Bovis Lend Lease r-

Project#: MBO-025A8 200 Park Avenue New York, New York Date Collected: 09/29/01 Date Rec'd (lab): 09/29/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 10/05/01 55 Church Street TEM Analyst: D. McCarl New York, New York Analytical Method: AHERA EPA 40 CFR Part 763 Field Technician: M. Sokolinskiy/O. Kolendekov

Filter Type - MCE 0.45 micron Avg.Grid Opening: 0.0121mm' 1

Lab Number Volume Coll. Grid Sample #: Sample Location: 01TEM # (liters) 0 en(n S Anai ed Grid Area Countable Asb. Concentration Analyzed Structures Structures/mm' Concentration Structures/cc 1 45-1 South Side of Corridor 3484 1250.0 6 0.073 7 96.42 0.030

45-2 In the Middle of Corridor 3485 1250.0 6 0.073 6 82.64 0.025

45-3 North Side of Corridor 3486 1250.0 6 0.073 9 123.97 0.038

44-1 South Side of Corridor 3487 1250.0 6 0.073 7 96.42 0.030

44-2 In the Middle of Corridor 3488 1250.0 6 0.073 7 96.42 0.030

S 44-3 North Side of Corridor 3489 1250.0 6 0.073 5 68.87 0.021

43-1 South Side of Corridor 3490 1250.0 6 0.073 6 82.64 0.025

43-2 In the Middle of Corridor 3491 1250.0 6 0.073 8 110.19 0.034

43-3 North Side of Corridor 3492 1250.0 6 0.073 5 68.87 0.021

42-1 South Side of Corridor 3493 1250.0 6 0.073 15 206.61 0.064

42-2 In the Middle of Corridor 3494 1250.0 6 0.073 8 110.19 0.034

42-3 North Side of Corridor 3495 1250.0 6 0.073 3 41.32 0.013

Structures/mm' Structures/cc Total Average Concentrations 98.71 <0.030 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 shag not be reproduced in full, without r the written approval of Testwell Laboratories, Inc. tl Coovriaht C 2001 Testwell Laboratories Inc

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NYC-WTC 000103945

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NYC-WTC_000103945Source: NYC Law Department, mirrored locally

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