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Document / 7 pages

Facsimile cover sheet, laboratory report transmission

Machine-extracted title · confidence 78%

Facsimile transmission cover sheet for delivery of laboratory reports from an engineering consulting firm.

NYC-WTC_000161728–000161734

Folder label: “WTC- Air Data

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Scanned page image, NYC-WTC_000161733
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NYC 9/11 Public Portal Document

WKP LABORATORIES, INC AIR SAMPLE ANALYSIS REPORT PHASE CONTRAST MICROSCOPY

CLIENT: WARREN & PANZER ENGINEERS, P.C. turnaround TIME 24HRS WKP RLE# a)i-oi SAMPLE DATE 4/10/02 WKPLOOI.D.# N0204S9 RECEIVED DATE 4/10/02 Contract#; WTCAR2 ANALYSIS DATE 4/11/02 REPORT DATE 4/11/02 CLIENT JOB; NYC Department of Environmental Protection

CLIENT JOB#. 1078.01.01

LOCATION S.W. Area/Site Map

ANALYSIS; AIRBORNE FIBER COUNTING. PHASE CONTRAST MICROSCOPY, NIOSH 7400. NIOSH PAT Lab NO. 07166; NY STATE ELAP Lab NO. 11281. COLLECTION DEVICE: Cassette; Collection Area = 366 sq mm: Reid Area “ 0.00786 sq mm.

SAMPLE WERE COLLECTED BY; Lawrence Baer

SUMMARY OF ANALYSIS CLIENT VOLUME FIBERS/ FIBERS/ SAMPLE# Site# ____ SAMPLE LOCATION (LITERS) sq mm CO 1079.01.01 001 Flew Blank 0.0 002 Reid Blank 0.0 003 27 Gateway Plaza Park Area 675 3.8 <0,004 004 31 South End Ave. and Albany Street 676 9.6 0.008 DOS 32 West Street and Abany Place 678 6.1 <0.004 006 33A Rector Place by the Park Place 678 3.8 <0.004 007 34 W. Thames Str^ - Mong Watarfront 673 7.0 0.004 008 37 West of Third Place 675 3.2 <0.004

NOTES: 1.6-5 fibera/l 00 ReWs mm used to calculate the limit of detection (LOD). Results below the LOD have no siafsKcal validity. 2. Samples were not collected by WKP Laboratories. Ino. 3. The Federal EPA Clearance Critical following an asbestos abatement project is 0.010 fibers/cc. 4. PCM air samples win be disposed of after 3 months unless otherwise directed by dient in writing.

DM LABORATORY ANALYST laboratory DIRECTOR

NYC-WTC_000161733

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NYC-WTC_000161733Source: NYC Law Department, mirrored locally

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