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NYC-WTC_000229707

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NYC 9/11 Public Portal Document

1 I Imi Environmental Laboratory I I |■MI 47 Hudson Street, Ossining, New" 10S62 NYSELAP* 11142 1 Transmission Electron Microscopy Results CONFIDENTIAF=“ Client: Bovis Lend Lease Project#: MBO-025AP 200 Park Avenue New York, New York Date Collected: 09/30/01 Date Rec'd (lab): 10/01/01 Sample Location: The Millenium Hilton Hotel Analysis Date: 10/08/01 55 Church Street TEM Analyst: D. McCarl New York, New York Analytical Method: AHERA EPA40 CFR Part 763 Field Technician: M. Sokolirskiy/O. Kolendekov

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

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

19-1 South Side of Corridor 3508 1250.0 6 0.073 10 137.74 0.042

19-2 in the Middle of Corridor 3509 1250.0 6 0.073 7 96.42 0.030

19-3 North Side of Corridor 3510 1250.0 6 0.073 1 13.77 0.004

18-1 South Side of Corridor 3511 1250.0 6 0.073 8 110.19 ' 0.034

18-2 In the Middle of Corridor 3512 1250.0 6 0.073 5 68.87 0.021

18-3 North Side of Corridor 3513 1250.0 6 0.073 5 68.87 0.021

14-1 South Side of Corridor 3514 1250.0 6 0.073 9 123.97 . 0.038

14-2 In the Middle of Corridor 3515 1250.0 6 0.073 17 234.16 - 0.072

14-3 North Side of Corridor 3516 1250.0 6 0.073 15 206.61 0.064

12-1 South Side of Corridor 3517 1250.0 6 0.073 5 68.87 0.021

12-2 In the Middle of Corridor 3518 1250.0 6 0.073 6 82.64 0.025

12-3 North Side of Corridor 3519 1250.0 6 0.073 4 55.10 0.017

Structures/mm* Structures/cc |Total Average Concentrations 105.60 <0.032

This report is the confidential property of our clients. This certificale of analysts/report shall not be used by the client to claim product endorsement by the National Volunlaiy Laboratory Approval Program (NVLAP) or any agency of the United States Government. The laboratory has no control over air sampfing collection. This certificate of analysis/report shall not be reproduced in ful. without the written approval of Teslwell Laboratories. Inc. Copvriohl C 2001 Testwell Laboratories. Inc.

' Laobratory mrector/AppmvefJ

CONFIDENTIAL, SUBJECTTO PROTECTIVE ORDER NO. 1, JAN. 2013

CITY_DEP_WORBY_CANNATA_SUBP_000000665

NYC-WTC_000229707

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NYC-WTC_000229707Source: NYC Law Department, mirrored locally

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