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Microecologies lab report fax transmittal, Nov 2001

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Fax cover sheet from Microecologies dated November 15, 2001 transmitting analytical results for samples collected at the site.

NYC-WTC_000097853–000097880

Folder label: “69 MURRAY STREET Block: 132 Lot: 3 BIN: 1001420

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NYC 9/11 Public Portal Document

t b J. C. Broderick & Associates Environmental Engineers ]

October 23, 2001

Mr. Howard Berman 69 Murray Street Housing Coop. 69 Murray Street New York, New York 10007

Re: Asbestos Air Monitoring Report Letter for Abatement Activities Performed on the Roof, 3rd Floor and Lobby Areas at 69 Murray Street New York, New York 10007 October 2001

JCB# 01-2273

Dear Mr. Berman: services during the J.C. Broderick & Associates, Inc. (JCB) was retained to perform asbestos air monitoring abatement activities performed by Branch Services, Inc. at the above referenced locations. The air sampling 20, 2001. The air sampling was and abatement activities were performed on October 17, 18, 19 and accordance with NYS Industrial performed by a JCB New York State certified air sampling technician in prepared, and delivered to an Code Rule 56 Part 17. Samples were collected, chain of custody forms independent FLAP certified laboratory for analysis. NIOSH Physical and The samples were analyzed by Phase Contrast Microscopy (PCM) method. The across the face of Chemical Analytical Method No. 7400 involves the collection of all airborne contaminants utilizing miniature portable vacuum samplers a mixed cellulose ester filter. Air is drawn across these filters medium causes it to become as well as large volume vacuum pumps. Chemical treatment of the filter specified magnification. The criteria transparent to allow examination and counting of fibers by PCM at 400X methodology, all fibers which in this method for counting fibers are size and length to width ratio. Under this meet these criteria are counted as asbestos. clearance sampling Copies of the air sampling analytical reports are attached. The results of the PCM 17. Attached performed satisfies the clearance requirements established by NYS Industrial Code Rule 56 Part license. please find a copy of the chain of custody, lab analysis and a copy of JCB's asbestos handling

If you have any questions or if more information is needed please call.

Sincerely,

Kevin J. Kortlang J.C. BRODERICK & ASSOCIATES, INC.

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631-584-3395 101-4 Colin Drive, Holbrook, NY 11741-Tel: 631-419-0913 - 831-584-5492- FAX:

NYC-WTC 000097853

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NYC-WTC_000097853Source: NYC Law Department, mirrored locally

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