NYC 9/11 Public Portal Document
L TESTWELL LABOF _ .DRIES, INC.
Environmental Laboratory
.y
• 47 Hudson Street, Ossining, New York 10562
NYS FLAP 011142
NVLAP 0200083.0
AIHA 0100147
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
55 Church Street TEM Analyst: D. McCarl
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'
Lab Number
J_
Sample #: Sample Location: Grid Area Countable Asb. Concentration
01TEM # Ivol(liters) 0hui Openin Analyzed Structures Structureslmm' Structures/cc
Anal ed
gs
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 0.029
3A-41FI.S Corridor, South Side 3772 1260.0 6 0.073 6 82.64 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
6A-4105 Room #4105 3775 1260.0 6 0.073 11 151.52 0.046
7A-4106 Room #4106 3776 1260.0 6 0.073 8 110.19 0.034
8A-41FI.M. Corridor at the Middle 3777 1260.0 6 0.073 5 68.87 0.021
9A-4107 Room #4107 3778 1260.0 6 0.073 10 137.74 0.042
1OA-4108 Room #4108 3779 1260.0 6 0.073 6 82.64 0.025
11A-4109 Room #4109 3780 1260.0 6 0.073 8 110.19 0.034
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
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Laboratory Approval
Program (NVLAP) or any agency the United States Government. The laboratory has no control over air sampling collection. This certificate analysis/report shall
of
of
not be reproduced in without
the written approval Testwell Laboratories, Inc.
full,
of
Copvriaht ® 2001 Testwell Laboratories- Inc
•
a rarory rector pprov nazory
NYC-WTC 000104011
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