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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_000103846
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NYC 9/11 Public Portal Document

I11 Ery1ronmental Laboratory 47 Hudson Street, Ossining, New York 10562 L ~ g 999

DEN NYS ELAP t♦ 11142 NVLAP 12047 0 IUHA i 100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease Project#: MBO-025AB 200 Park Avenue New York, New York Date Collected: 10/13/01 Date Rec'd (lab): 10/13/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 10/14/01 55 Church Street TEM Analyst: D. MCCarl New York, New York Analytical Method: AHERA EPA 40 CFR Part 763 Field Technician: M. Sokolinskiy & B. Feldman

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

Grid Lab Number Volume Coil. Grid Area Countable Asb. Concentration Concentration Sample #: Sample Location: (liters) Openings Analyzed Structures Structures/mm2 Structures/cc 01TEM # Analyzed

IA Center Lobby 3697 1260.0 6 0.073 0 <13.77 <0.004

2A North Side of Lobby 3698 1260.0 6 0.073 0 <13.77 <0.004

3A Telemarketing Office Area-South Side 3699 1260.0 6 0.073 0 <13.77 <0.004

4A 5th Floor Office Room near Pool 3700 1260.0 6 0.073 16 220.39 - 0.068

5A 5th Floor Executive Offices 3701 1260.0 6 0.073 2 27.55 0.008

6A 5th Floor Office South Side 3702 1260.0 6 0.073 1 13.77 0.004

Between Pay Phones and Elevators at 3703 1260.0 6 0.073 1 13.77 0.004 7A 4th Floor

8A 4th Floor Central Conference Room 3704 1260.0 6 0.073 5 68.87 0.021

9A 4th Floor South Side in Corridor 3705 1260.0 6 0.073 7 96.42 ' 0.030

10A North Side at 3rd Floor 3706 1260.0 6 0.073 0 <13.77 <0.004

11A 3rd Floor Central Area at Cafeteria 3707 1260.0 6 0.073 1 13.77 0.004

12A South Side at 3rd Floor 3708 1260.0 6 0.073 0 <13.77 <0.004

Structures/mm2 Structures/cc Total Average Concentrations 43.61 0.012

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 claim product endorsement 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 Testwell Laboratories, Inc. Copvrtaht 83 2001 Testwell Laboratories. Inc. -

NYC-WTC 000103846

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NYC-WTC_000103846Source: NYC Law Department, mirrored locally

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