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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

• r A Minority Business Enterprise

TESTWELLM LABORATORIES,INC. 47 Hudson Street, Ossining, New York 10562 • Total Commitment to Quality October 7, 2002 Tel: (914)-762-9000 • Fax: (914)-762-9638 • testwelllabs.com

Offices in Michael J. Egan Clevenger Frable Lavallee Albany, NY Foodservice Consultants Queens, NY 39 Westmoreland Avenue • Woodbridge. NJ White Plains, New York 10606 Miami, FL Regarding: Microvac Testing for Asbestos Fibers Millennium Hilton Hotel 55 Church Street, NY, NY • Certifications & Accreditation Dear Mr. Egan,

Testing of various surfaces within kitchen and food preparation areas of the Millennium Hilton Hotel was conducted as per your request.

Attached, please find a summary of results indicating location of sample, surface sampled, results reported in number of asbestos structures observed and the calculated concentration of asbestos fibers per square centimeter. ISO 9001 CERTIFIED Please note that this method of analysis is highly sensitive and the mere presence of asbestos fibers does not represent that the surface sampled is • contaminated. Background asbestos fiber concentrations range from 3,000 to NvLAp~ 5,000 asbestos structures per square centimeter.

Based on sample results, the following CFA items were determined to be NVLAP LAB CODE 200083-0 contaminated with asbestos fibers and require cleaning or disposal:

CFA # 9 - 3`d Floor Kitchen Ice Machine — Top of unit and interior CFA# 11 — 3d Floor Kitchen Pass-thru Refrig. — Top of unit SM CFA # 18 — 3`d Floor Kitchen Freezer — Top of unit and interior CFA #18A — 3rd Floor Kitchen Dual Temp. Refrig. — Top of unit • AASHTO R18 All other surfaces sampled were at method detection limit or below.

Respectfully,

NYS DOH ELAP #10871, Testwell Laboratories, Inc. 11142& 11651 • res Sc u g Vice Presi

Cc: Michael Deane/BLL • ~V~ Sharon Flynn/BLL

Testwell Laboratories. Inc. Ossining, NY is accredited by the American Industrial Hygiene Association (AIHA) in Ste industrial hygiene program CERT NO. 100147

NYC-WTC 000103717

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NYC-WTC_000103717Source: NYC Law Department, mirrored locally

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