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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_000103850
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NYC 9/11 Public Portal Document

TESTWELL LABORATORIES, INC. L Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 yA ~ L. ~ u,~11, ~ s zaooeu AMA f 100147

Transmission Electron Microscopy Results Client Bovis Lend Lease Project#: MBO-025AB 200 Park Avenue New York, New York Date Collected: 10/18/01 Date Recd (lab): 10/19/01 sample Location: The Millenium Hilton Hotel Analysis Date: 10/19/01 TEM Analyst: D. MCCart 55 Church Street New York, New York Analytical Method: AHERA EPA 40 CFR Part 763 Field Technician: M. Sokolonskiy

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

Sample #_ [ Sample Location: Lab Number Volume Coll• 01TEM (liters) Grid Openings Anal ed Grid Area ountable Asb• Analyzed EC Structures Concentration Structures/mm' E Concentration Structures/cc

IA-4101 Room #4101 3770 1260.0 6 0.073 10 137.74 0.042

2A-4102 Room #4102 3771 1260.0 6 0.073 7 96.42 v. 0.029

3A-41Fl.S Corridor, South Side 3772 1260.0 6 0.073 6 82.64 v 0.025

4A-4103 Room #4103 3773 1260.0 6 0.073 12 165.29 0.051

5A-4104 Room #4104 3774 1260.0 6 0.073 11 151.52 "' 0.046

Room #4105 3775 1260.0 6 0.073 11 151.52 •. 0.046 6A-4105

Room #4106 3776 1260.0 6 0.073 8 110.19 V 0.034 7A-4106

Corridor at the Middle 3777 1260.0 6 0.073 5 68.87 0.021 8A-41FI.M.

9A-4107 Room #4107 3778 1260.0 6 0.073 10 137.74 ' 0.042

Room #4108 3779 1260.0 6 0.073 6 82.64 , 0.025 1OA-4108

Room #4109 3780 1260.0 6 0.073 8 110.19 . 7 0.034 11A-4109

L 12A-41FI.N. Corridor, North Side 3781 1260.0 6 0.073 10 137.74 0.042

Structures/mm2 Structures/cc Total Average Concentrations 119.38 0.036

Appval the client to 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 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 collection. This the written approval of Testwell Laboratories, Inc. Copyright 0 2001 Testwell Laboratories. Inc.

NYC-WTC 000103850

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NYC-WTC_000103850Source: NYC Law Department, mirrored locally

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