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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 / 163 pages

Air sampling correspondence, 20 Dey Street, Feb 2002

Machine-extracted title · confidence 85%

Cover letter dated February 22, 2002 from LMB Inc. regarding air sampling activities at 20 Dey Street and surrounding addresses.

NYC-WTC_000103723–000103885

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_000103795
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NYC 9/11 Public Portal Document

L Environmental Laboratory , ~. 10562 (e Nv5 ELAP 011142 #2000a}0 47 Hudson Street, Ossining, New' HIJENT 9 N N FIA O 100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease Project#: MBO-025AS 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: 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: 0.0121mm2

Lab Number Volume Coll. Grid Grid Area Countable Asb. Concentration Concentration Sample #: Sample Location: 01TEM # (titers) Openingsd Analyzed Structures Structures/mm' Structures/cc Anal e I

19-1 South Side of Corridor 3508 1250.0 6 0.073 10 137.74 ' 0.042

19-2 In the Middle of Corridor 3509 1250.0 6 0.073 7 96.42 0.030

19-3 North Side of Corridor 3510 1250.0 6 0.073 1 13.77 0.004

18-1 South Side of Corridor 3511 1250.0 6 0.073 8 110.19 0.034

In the Middle of Corridor 3512 1250.0 6 0.073 5 68.87 0.021 18-2

North Side of Corridor 3513 1250.0 6 0.073 5 68.87 0.021 18-3

14-1 South Side of Corridor 3514 1250.0 6 0.073 9 123.97 L, 0.038

In the Middle of Corridor 3515 1250.0 6 0.073 17 234.16 - 0.072 14-2

North Side of Corridor 3516 1250.0 6 0.073 15 206.61 0.064 14-3

12-1 South Side of Corridor 3517 1250.0 6 0.073 5 68.87 0.021

In the Middle of Corridor 3518 1250.0 6 0.073 6 82.64 ✓ 0.025 12-2

North Side of Corridor 3519 1250.0 6 0.073 4 55.10 0.017 12-3 Structures/mm2 Structures/cc Total Average Concentrations 105.60 <0.032

claim product endorsement by the National Voluntary Laboratory Approval This report is the confidential property of our clients. This certificate of analysis/report shall not be used by the client to collection. This certificate of analysis/report shall not be reproduced in full, without Program (NVLAP) or any agency of the United States Government. The laboratory has no control over air sampling the written approval of Testwef Laboratories. Inc. Copyright O 2001 Testwe0 Laboratories. Inc.

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NYC-WTC 000103795

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NYC-WTC_000103795Source: NYC Law Department, mirrored locally

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