OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
ATC Environmental, Inc. 104 East 25th Street New York, New York 10010
N.Y.C. School Construction Authority Approved N.Y. State ELAP #10879 30-30 Thomson Avenue ACCREDITED NVLAP Lab Code # 118 Long Island City, NY 11101 Report Date: 10/04/01
ASBESTOS FIBER ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY (TEM) With Fiber identification by Selected-Area Electron Diffraction (SAID) and Energy-Dispersive X-RAY Spectroscopy (EDS) Method: ABERA Final Rule, EPA Federal Register (40 CFR, Part 763), Vol. 52, No. 210, October 30, 1987
Sample Identification Analysis Parameters
Project/Site: Stuyvesant H.S.. 345 chambers St.. NY, NY TEM Sample No.: 5595 - 59936
Floors 2-5. Escalators Date Received: 10/03/01 Grid openings Analyzed:_j
Project Sample No.: SRS-2>5.E-10/3-04 Average Grid Opening: 106.00 um
Air Volume: 1863 liters Total Area Analyzed: 0.0450 mm2
Filter Type: MCE 25 mm diam., Pore Size: 0.45 um Analytical Sensitivity: 22.2 s/mm2
Effective Area: 385 mm2 0.0046 s/cc
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FIBROUS PARTICULATES ANALYZED Number observed CONCENTRATION Total Single Matrix Total. Struct. Filter Air
Fibers Bundles Clusters Struct. Struct. >=5um Struct/mm2 Struct/cc nam/m3
s rE, 0.0 0.0000 ,y ~,,:,• Chrysatile Asbestos 0 0 0 0 0 0
0 0 0 0 0 0.0 0.0000 0 Amphibole Asbestos 0
y tF• 0 0 0 0 0 0 0.0 0.0000 0 Ambiguous
0 0 0.0 0.0000 0 Total asbestos (includes ambiguous structures) 0 0 0 0 0 0 0.0 0.0000 N/A Non-Asbestos 0 0 0 0 0 0.0 0.0000 N/A No Identification 0
0 0 0.0 0.0000 N/A Totals (All Structures) r,. ) The estimated uncertainty of this analysis is 1 standard deviation. -----------------------------------------------
~'"``' `~ Non-asbestos fiber i d. (EDS/SAED) : None detected Amphibole 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 meth
Analyzed by: Report Reviewed by:
Roman Peysakhov Michael A. Gorycki, Ph.D. Director of Electron Microscopy
NYC-WTC 000106804
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NYC-WTC_000105975
Summary of transmission electron microscopy results for asbestos samples from 250 Broadway dated September 16, 2001.
6 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000105988
Laboratory report on asbestos fiber analysis by transmission electron microscopy for 250 Broadway dated October 1, 2001.
5 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.972
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000106077
Chain of custody documentation for background sampling including asbestos and lead at 250 Broadway in September 2001.
7 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000104027
Summary of ambient air sampling and visual observations at 105 Duane Street following the WTC collapse.
10 shared non-person entities · 1 shared topics · similarity 0.973
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000104321
Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.
9 shared non-person entities · 1 shared topics · similarity 0.968
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000095478
Cover page for an air monitoring and bulk sampling report for Building #200 at 375 South End Avenue.
9 shared non-person entities · similarity 0.945
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000109351
October 2001 TEM air monitoring inspection report for common areas and apartments at 310 Greenwich Street.
6 shared non-person entities · 1 shared topics · similarity 0.944
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000129725
Custody form documenting the transfer and analysis of air samples collected at 125 Water Street in September 2002.
7 shared non-person entities · similarity 0.944
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000117493
Cover page for a report detailing annual assessment, bulk sampling, and air monitoring activities at the specified address.
7 shared non-person entities · 1 shared topics · similarity 0.942
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000107682
Chain-of-custody form containing transmission electron microscopy results for asbestos fiber analysis at a DEP cleanup project dated September 2002.
7 shared non-person entities · similarity 0.942
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000123875
Letter from environmental consultants summarizing ambient air sampling and cleanup activities at 225 Rector Place.
7 shared non-person entities · 1 shared topics · similarity 0.941
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NYC-WTC_000106763
Laboratory report containing final air test results for asbestos and lead at 345 Chambers Street including HVAC wipe samples.
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NYC-WTC_000106851
Certification that floors 6-11 of school building meet re-occupancy criteria based on post-cleaning visual inspection and air sample testing.
Filed in the same folder
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NYC-WTC_000105975
Summary of transmission electron microscopy results for asbestos samples from 250 Broadway dated September 16, 2001.
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