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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_000103792
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NYC 9/11 Public Portal Document 1 GJ 1 YYGLL LMuvt\Y1 t VRIGJI II '.,.

L Environmental Laboratory 47 Hudson Street, Ossining, New 0562 '1. + 1~ 9~y ".! 0 '^1 - 1S«~y I -`~, _~ NYS ELAP # 11142 NVLAP 920008~0 AIHA # 100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease Project #: MBO-025A3 200 Park Avenue New York, New York Date Collected: 09129101 Date Rec'd (lab): 09/29/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 10/04/01 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 Area Countable Asb. concentration Concentration Sample #: Sample Location: Opelegs 01TEM # (liters) Analyzed Structures Structureslmm Structures/cc Anal ed

31-1 South Side of Corridor 3460 1250.0 6 0.073 7 96.42 V 0.030

31-2 In the Middle of Corridor 3461 1250.0 6 0.073 5 68.87 0.021

31-3 North Side of Corridor 3462 1250.0 6 0.073 1 13.77 0.004

30-1 South Side of Corridor 3463 1250.0 6 0.073 6 82.64 ✓ 0.025

30-2 In the Middle of Corridor 3464 1250.0 6 0.073 5 68.87 0.021

30-3 North Side of Corridor 3465 1250.0 6 0.073 4 55.10 0.017

29-1 South Side of Corridor 3466 1250.0 6 0.073 2 27.55 0.008

29-2 In the Middle of Corridor 3467 1250.0 6 0.073 2 27.55 0.008

29-3 North Side of Corridor 3468 1250.0 6 0.073 100 1377.41 0.424

28-1 South Side of Corridor 3469 1250.0 6 0.073 7 96.42 L, " 0.030

28-2 In the Middle of Corridor 3470 1250.0 6 0.073 6 82.64 / 0.025

28-3 North Side of Corridor 3471 1250.0 6 0.073 17 234.16 / 0.072

Structures/mm' Structures/cc Total Average Concentrations 185.95 0.057

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 Intuit. without the written approval of Testwell Laboratories. Inc. Copyright 02001 Testwell Laboratories. Inc.

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NYC-WTC 000103792

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NYC-WTC_000103792Source: NYC Law Department, mirrored locally

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