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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_000103793
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NYC 9/11 Public Portal Document

1 I L Environmental Laboratory (' 47 Hudson Street, Ossining, Nev 10562 ~g F UJ NYS ~ ° 11142

AIHA 0100147

Transmission Electron Microscopy Results Client: Bovis Lend Lease Project#: MBO-025AB 200 Park Avenue New York, New York Date Collected: 09129/01 Date Recd (lab): 09/29/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 10105/01 55 Church Street TEM Analyst: D. MCCarf 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: Openings Structuresicc 01TEM # (liters) Analyzed Structures Structureslmm' Anal ed

45-1 South Side of Corridor 3484 1250.0 6 0.073 7 96.42 0.030

45-2 In the Middle of Corridor 3485 1250.0 6 0.073 6 82.64 e" 0.025

45-3 North Side of Corridor 3486 1250.0 6 0.073 9 123.97 ' 0.038

44-1 South Side of Corridor 3487 1250.0 6 0.073 7 96.42 - 0.030

44-2 In the Middle of Corridor 3488 1250.0 6 0.073 7 96.42 tr 0.030

44-3 North Side of Corridor 3489 1250.0 6 0.073 5 68.87 0.021

43-1 South Side of Corridor 3490 1250.0 6 0.073 6 82.64 ✓ 0.025

43-2 In the Middle of Corridor 3491 1250.0 6 0.073 8 110.19 ✓ 0.034

North Side of Corridor 3492 1250.0 6 0.073 5 68.87 0.021 43-3

42-1 South Side of Corridor 3493 1250.0 6 0.073 15 206.61 ✓ 0.064

In the Middle of Corridor 3494 1250.0 6 0.073 8 110.19 v 0.034 42-2

r 42-3 North Side of Corridor 3495 1250.0 6 0.073

Total Average Concentrations 3 41.32

$tructures/mm2 98.71 0.013

Structures/cc <0.030 )t endorsement by the National Voluntary Laboratory Approval This report is the confidential property of our clients. This certificate of analysisheport shag not be used by the client to claim product of analyststreport shag not be reproduced in fug, without Program (NVLAP) or any agency of the United States Government The laboratory has no control over air sampling collection. This certificate the written approval of Testvreg Laboratories. Inc. Coovriaht A 2001 Testwell Laboratories. Inc.

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NYC-WTC 000103793

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NYC-WTC_000103793Source: NYC Law Department, mirrored locally

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