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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_000103785
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NYC 9/11 Public Portal Document

L L Environmental Laboratory /--'~_ 47 Hudson Street, Ossining, New( , 10562 (/'' +> y t flNN~flRFfl euw. +++az Antes goo+ 2

Transmission Electron Microscopy Results Client Bovis Lend Lease Project#: MBO-025AB 200 Park Avenue New York, New York Date Collected: 09/28/01 Date Rec'd (lab): 09/28/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 09/30/01 55 Church Street TEM Analyst: D. MCCari New York, New York Analytical Method: AHREA EPA 40 CFR Part 763 Field Technician: M. Sokolinskiy/O. Koledenkov

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

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

55-1 South Side of Corridor 3408 1250.0 6 0.073 2 27.55 0.008

55-2 In the Middle of Corridor 3409 1250.0 6 0.073 3 41.32 0.013

55-3 North Side of Corridor 3410 1250.0 6 0.073 2 27.55 0.008

54-1 South Side of Corridor 3411 1250.0 6 0.073 3 41.32. 0.016

54-2 In the Middle of Corridor 3412 1250.0 6 0.073 3 41.32 0.013

54-3 North Side of Corridor. 3413 1250.0 6 0.073 5 68.87 0.021

53-1 South Side of Corridor 3414 1250.0 6 0.073 8 110.19 0.034

53-2 In the Middle of Corridor 3415 1250.0 6 0.073 7 96.42 0.030

North Side of Corridor 3416 1250.0 6 0.073 0 <13.77 <0.004 53-3

South Side of Corridor 3417 1250.0 6 0.073 0 <13.77 <0.004 52-1

In the Middle of Corridor 3418 1250.0 6 0.073 9 123.97 0.038 52-2

North Side of Corridor 3419 1250.0 6 0.073 5 68.87 0.021 52-3 Structures/mm2 Structures/cc Total Average Concentrations <56.24 <0.017

to product endorsement by the National Voluntary Laboratory Approval This report is the confidential property of our clients. This certificate of anaysislreport shall not be used by the client claim certificate of anaysis(report shall not be reproduced in hi. without program (NVLAP) or any agency of the United States Govemmeni The laboratory has no control over air sampling collection. This the written approval of Testwell Laboratories. Inc. Coovrioht 0 2001 Testwell Laboratories. Inc.

NYC-WTC 000103785

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NYC-WTC_000103785Source: NYC Law Department, mirrored locally

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