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← Document results/DEP Box 33/15 MURRAY STREET Block: 134 Lot: 1 BIN: 1001446 9-15 Murray Street
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9-15 [name] building cleaning and assessment, Feb 2002

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Building owner submits exterior and interior cleaning bills and environmental assessment report for 9-15 [name].

NYC-WTC_000097440–000097484

Folder label: “15 MURRAY STREET Block: 134 Lot: 1 BIN: 1001446 9-15 Murray Street

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NYC 9/11 Public Portal Document 1V/ VO/LVV1 1V. VQ r11 L1L vvV VVyy s>1v

ATC Environmental, Inc. 104 East 25th Street New York, New York 10010 Approved N.Y. State FLAP #10879 ATC Associates Inc. ACCREDITED NVLAP Lab Code # 1187 104 East 25th Street Report Date: 09/28/01 New York, NY 10010 ELECTRON MICROSCOPY (T i ASBESTOS FIBER ANALYSIS BY TRANSMISSION Energy-DLsperaive X-RAY spectroscopy (EDS) -Area Electron Diffraction (SAND) and With F'ibor identification+ by selected Register (40 CFR, Part 763), Vol. 52, No. 210, October 30, 1.987 Method; 29TERA Final Rulc, EPA Federal

Analv::.is Paratmetors. sample Identifi.nation

5971.5 TEM Sample Nc-: 5577 - Project/Site: 9 Murr.rnv Street, NY NY 3rd Flocr Grid Openings Analyzed: 5 Date Received: 09/28/01_

Average Grid Opening: 106.00 um Project $ample No. 3-06

Total Area Analyzed: 0.0674 mm2 Air Volume: 1300 liters

Analytical Sensitivity: 14.8 5/mm2 p er Type: MCE 25 mm dm.. Pore Size: 0.49 wn 0.0044 s/cc Effective Area; 385 mm2

--------------------------------------------------------- ----------------------- PARTICULATES ANALYZ D FIBROUS PA.TICULATES Number Obsr.:zed. CONCENTRATION Total

single Matrix Total. struct. Pilter Air Struct. Struct. :=5um Stn1at/mm2 Strict/cc n C/100 Fibers Bundles Clusters

0 0 0 0.0 0.0000 0 Chrysotile Asbestos 0 0 0

0 0 0 0.0 0.0000 0 Amphibole Asbestos 0 0 0

0 0 0.0 0.0000 0 Ambiguous 0 0 a 0

0 0 0.0 0.0000 0 Total asbestos (includes ambiguous structures) 0 0 0 0.0 0.0000 N/A Non-Aabcstc:: 0 0 0 0 0 a 0 0.0 0.0000 N/A No Identification 0 0

0 0 v.0 rr Totals (A11 structures) analysis is 1 standard deviation. The estimated uncertainty of this

Non-asbestos fiber i.d. (EDS/SAED): None detected Amphibole Asbestos Type: None detected ----------------------------------------- ---- --- I--------------------- ------------------- ---------- ----

approved TEM method. The Analysis was carried out in accordance with the This laboratory is in compliance with the quality specified for the method.

Analyzed by; Report Reviewed by:

Roman Peysakhov Michael A. Goxycki, Ph.D. Director of Electron Microscopy

NYC-WTC 000097478

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NYC-WTC_000097478Source: NYC Law Department, mirrored locally

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