Summary of ambient air sampling and visual observations at 105 Duane Street following the WTC collapse.
NYC-WTC_000104027–000104320Folder label: “105 DUANE ST 1001650, 151/1”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
ATC Environmental, Inc. 104 East 25th Street New York, New York 10010
iTC Associates Inc. Approved N.Y. State ELAP #10879 I 04 East 25th Street New York, NY 10010 ACCREDITED NVLAP Lab Code # 1187 Report Date: 10/25/01
ASBESTOS FIBER ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY (TEM) With F ber Identification by Selected-Area Electron Diffraction (SAED) and Energy-Dispersive X-RAY Spectroscopy (EDS) Method: AHERA Final Rule, EPA Federal Register (40 CFR, Part 763), Vol. 52, No. 210, October 30, 1987
SampleIdentification Analysis Parameters
Project/ ite: Tribeca, 105 Duane St., NY, NY TEM Sample No.: 5762 - 62218 Various Sites Date Re eived: 10/25/01 Grid Openings Analyzed: 6
Project Sample No.: 4 Average Grid Opening: 106.00 um
Air Vol me: 1300 liters Total Area Analyzed: 0.0674 mm2
Filter ype: MCE 25 mm diam., Pore Size: 0.45 um Analytical Sensitivity: 14.8 s/mm2 Effective Area: 385 mm2 0.0044 s/cc
- - -------------------------------------------------------------------------------------------------------------------------- FIBR US PARTICULATES ANALYZED Number Observed CONCENTRATION
I Single Fibers Bundles Clusters Matrix Struct. Total. Struct. Total Struct. ,"Sum Filter Struct/mm2 Struct/cc Air ngm/m3
Chrysot'le Asbestos 0 0 0 0 0 0 0.0 0.0000 0
Amphibole Asbestos 0 0 0 0 0 0 0.0 0.0000 0
Ambiguous 0 0 0 0 0 0 0.0 0.0000 0
Total as estos (includes ambiguous structures) 0 0 0.0 0.0000 0 Non-Asbe tos 0 0 0 0 0 0 0.0 0.0000 N/A No Ident i fication 0 0 0 0 0 0 0.0 0.0000 N/A
Totals ( 11 Structures) 0 0 0.0 0.0000 N/A The esti ated uncertainty of this analysis is 1 standard deviation.
------------------------------------------------------------------------------------------------------------------------- Non-asbestos fiber i.d. (EDS/SAED): None detected Amph i bole Asbestos Type: None detected --------
-------------------------------------------------------------------------------------------------------------------------
The Analysis was carried out in accordance with the approved TEM method. This laboratory is in compliance with the quality specified for the method.
alyzed by: Report Reviewed by:
Ma ek Peysakhov Michael A. Gorycki, Ph.D. Director of Electron Microscopy
NYC-WTC 000104043
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NYC-WTC_000104321
Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.
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Cover letter and summary of ambient air sampling and cleanup activities at 400 Chambers Street from 2002.
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Summary of transmission electron microscopy results for asbestos samples from 250 Broadway dated September 16, 2001.
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Chain of custody documentation for background sampling including asbestos and lead at 250 Broadway in September 2001.
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machine-extracted · confidence unavailable · Check page ↗10 shared non-person entities · 1 shared topics · similarity 0.973
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Laboratory report on asbestos fiber analysis by transmission electron microscopy for 250 Broadway dated October 1, 2001.
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Chain of custody and cover letter for transmission electron microscopy analysis of air samples from apartments at 125 Liberty Street.
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Letter from environmental consultants summarizing ambient air sampling and cleanup activities at 225 Rector Place.
24 shared non-person entities · 1 shared topics · similarity 0.963
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Report of transmission electron microscopy analysis for bulk samples from 250 Broadway dated September 16, 2001.
9 shared non-person entities · 1 shared topics · similarity 0.956
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Custody form documenting the transfer and analysis of air samples collected at 125 Water Street in September 2002.
12 shared non-person entities · similarity 0.952
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Laboratory report from ATC Associates detailing transmission electron microscopy results for air samples collected at a WTC cleanup site.
6 shared non-person entities · similarity 0.950
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000098346
Cover page for a report containing TEM results and chain of custody documents for airborne asbestos monitoring.
13 shared non-person entities · 1 shared topics · similarity 0.950
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NYC-WTC_000104026
Administrative label identifying records associated with the 105 Duane Street location.
Filed in the same folder
Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.
Filed in the same folder
NYC-WTC_000105975
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Chain of custody documentation for background sampling including asbestos and lead at 250 Broadway in September 2001.
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