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Document / 118 pages

Final air sample results, 55 Church Street, undated

Machine-extracted title · confidence 90%

One-hundred-eighteen page document from Testwell Laboratories presenting final air sample results for a lease at 200 Park Avenue.

NYC-WTC_000103604–000103721
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NYC 9/11 Public Portal Document

• 'fl TESTWELL LABORATORIES, INC. Environmental Laboratory 47 Hudson Street, Ossining, New York 10562 NYS ELAP 3 11142 NVLAP # 200083-0 ALMA x 100147

Transmission Electron Microscopy Results •

Client: Bovis Lend Lease - LMB 200 Park Avenue New York, New York Date Collected: 06/25/02 Date Rec'd (lab): 06/26/02 Sample Location: Millenium Hilton Hotel @ WTC Various Floors Analysis Date: 06/27/02 • 55 Church Street TEM Analyst: D. McCarl New York, New York Analytical Method: AHERA Field Technician: B. Gitman Filter Type: MCE 0.45 micron Wg.Grid Opening: 0.0121mm2 __Volume Lab Number Grid Sample #: Sample Location: Coll. Openings Grid Area Countable Analyzed Asb. Structures/ Structures Concentration mm= Concentration 02TEM # Structures/cc ( [ (liters) Analyzed Inside Work Area 23rd 3121 ,280.0 6 0.073 2 27.55 0.008 205 Floor Inside Work Area 23rd 3122 ,280.0 6 0.073 5 68.87 0.021 206 Floor Inside Work Area 23rd 3123 ,280.0 6 0.073 4 55.10 207 ( 0.017 Floor Inside Work Area 23rd 3124 ,280.0 6 0.073 3 41.32 0.012 208 Floor Inside Work Area 23rd 3125 ,280.0 6 0.073 1 13.77 0.004 209 I7 Floor Inside Work Area 24th 210 X126 1280.0 6 0.073 2 27.55 0.008 Floor Inside Work Area 24th 211 3127 1280.0 6 0.073 0 <13.77 <0.004 Floor

212 Inside Work Area 24th Floor 3128 1280.0 I 6 0.073 1 13.77 0.004

213 Inside Work Area 24th Floor 3129 ,280.0 6 0.073 2 27.55 I 0.008

Inside Work Area 24th 214 3130 1280.0 6 0.073 3 41.32 0.012 Floor

a

Structures/mm2 Structures,:: Total Average Concentrations 33.05 0.009 1nw 1cpoiL w uro

property or our cuents. i nis ceruncate or analysis/report shall not be used by the client to claim product endorsement by the Naticrai cunuucnud1

Voluntary Laboratory Approval Program (NVLAP) or any agency of the United States Government. The laboratory has no control over air sampling collection. This . certificate of analysis/report shall not be reproduced in full, without the written approval of Testwell Laboratories, Inc.

Laboratory Director/Approved Signatory

41

NYC-WTC 000103655

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NYC-WTC_000103655Source: NYC Law Department, mirrored locally

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