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Asbestos fiber analysis results, 125 [name], Sep 2002

Machine-extracted title · confidence 95%

Laboratory report from ATC Associates documenting TEM asbestos fiber analysis for the DEP cleanup project at 125 [name] in September 2002.

NYC-WTC_000181802–000181804
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NYC 9/11 Public Portal Document

Attn: Fred Burkhardt Received: 9/16/02 4:30:00 PM ATC Associates Inc. ATC Group#: 8844 104 East 25th Street Analysis Date: 9/18/02 New York 10010 Fax; (2 2) 353-3599 Phone: (212) 353-8280 Project: DEP Ci.eaan-up Project #: 22906-0002 125 Cedar Street, New York, NY

Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) Performed by EPA 40 CFR Part 763 Final Rule (AHERA) Analytical Asbestos Area Non Asbestos # Structures Sensitivity Concentration Sample Volume Analyzed Asb Type(s) 0.5fl-5 5fl (S/cc) (S/mm^) (S/cc) !\otes

11 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8844 -8

12 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 SS44 -9

13 2400.00 0.0450 0 None Detected 0 0 0.0036 <22,24 <0.0036 884 4 -KI

■14 2300.00 0 0450 0 CHRYSOTILE 0.0037 44.48 0.0074 8844 -Il

15 2400.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8844 -I’

16 2390.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 S&il4 -13

17 2390.00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8844 -14

'18 238000 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 SS44 -15

19 2370 00 0.0450 0 None Detected 0 0 0.0036 <22.24 <0.0036 8844 -/6

MICHAEL A. GORYCKI, Ph D. MARK PEYSAKHOV Analyzed by: ipproved by:

Disclaimer: Ttie laboratory is not responsible for data reported in structures/cc, which is dependent on volume collected by non-laboratory personnel. Thi^b is only responsible for data reported in stmctures/mm-'. This report may not be reproduced, except in full, without written approval by ATC Associates Inc. This report may not be used to claim P'oduct endoisement by NVLAP or any other agency of the U.S. Government. This reports relates only to the samples reported above. Quality control data (including 95% confidence limits and laboratory and analysis' accuracy and precision) is available upon request.

Accredited for NVLAP PLMfTEM #101187-0, NY Slate ELAP #10879

Pafie 2 0/3

CITY_21MC100_009369118 NYC-WTC_000181803

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NYC-WTC_000181803Source: NYC Law Department, mirrored locally

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