Laboratory report on asbestos fiber analysis by transmission electron microscopy for 250 Broadway dated October 1, 2001.
NYC-WTC_000105988–000105989Folder label: “250 BROADWAY; Block: 124 Lot: 24 BIN: 1001408 245 Broadway, 2-4 Murray St. 1-7 Park Pl, 239- 247 Broadway”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
•r 10/01/2001 10:43 FAX '212 353 8306 ATC 1 017/020
ATC Environmental, Inc. 104 East 25th Street New York, New York 10010
N.Y.C. Housing Authority Approved N.Y. State ELAP #10879 250 Broadway, 16th Floor ACCREDITED NVLAP Lab Code # 1187 New York,'NY 10007 Report Date: 09/16/01
ASBESTOS FIBER ANALYSIS BY TRANSMISSION ELECTRON MICROSCOPY TEM) with Fibor ldontifieation by Selected-Arta Elactroa Diffraction (SAAB?• ) and Enorgy-Dispersive 8-RAY Spectroscopy (EDS) Methods ATEPA Final Rule, EPA Federal Register (40 CPR, Part 763), Vol. 52, No. 210, Oetorer 30, 1957
,Ramole identification Analysis ParamC.rarg
Project/Biter 250 Broadway. NY. NV TEM Sample No., 5532 - 59096 pioers 31, 27. 19. 8 Data Received: 09/16/01 Grid Openings Analyzed: 4
Project Sample Na.,12 Average Grid Openings 106.00 um
Air volume: 1900 liters Total Arco Alalyaeds 0.0450 mm2
rilter Type: MCE 25_nmr dianr.. Pore size, 0.45 um Analytical sensitivity: 22.2 n/mm2 Effectiva Arco$ 398 mm2 0.0048 s+1_ce
FIBROUS PARTICULATES ANALYZED Number 0boarved CONCENTRATION Total Single Mntr:x Total. Struct. Filter Air Fibers Fsusidlec Clusters Struct. Struct. s>5um $truct/mxsn2 Struct/co nom/m3
Chrysotile Asbestos a o 0 0 0 0 0.0 0.0000 0
Amphibole A:nestoc 0 0 0 0 a 0 0.0 0.0000 0
Ambiguous 0 0 0 0 0 0 0.0 0.0300 0
Total asbestos (includoa ambiguous structures) 0 0 0.0 0.0000 0 Non-Asbeetos 0 a 0 0 0 C 0.0 0.0000 N/A No identification 0 0 0 0 0 0 0.0 0.0000 N/A
Totals (All Structures) 0 0 0.0 0.0000 N/A The a timsted uncertainty of this analysis is 1 standard deviation.
Non-asbestos fiber i d. - (EDS/SAED) -: None detected-------------------------r ------------------
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 method.
Analyzed by: Report Reviewed by;
Roman Peysakhov Michael A. Gorycki, Ph.D. Director of Electron Microscopy
NYC-WTC 000105988
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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 0.985
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174905
Laboratory report documenting transmission electron microscopy analysis of air samples collected from multiple floors in October 2001.
5 shared non-person entities · 1 shared topics · similarity 0.979
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174878
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a site in New York on September 25, 2001.
5 shared non-person entities · 1 shared topics · similarity 0.979
machine-extracted · confidence unavailable · Check page ↗5 shared non-person entities · 1 shared topics · similarity 0.979
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174866
Laboratory data sheet documenting asbestos fiber counts from air samples collected on floors 15 through 17.
5 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174896
Laboratory report documenting transmission electron microscopy analysis of air samples collected from floors 16-18 in October 2001.
4 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000188684
Laboratory report detailing asbestos fiber analysis by TEM for air samples from a NYC Board of Education building.
5 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174876
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a site in New York on September 25, 2001.
5 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174860
Laboratory data sheet documenting asbestos fiber counts from air samples collected on floors 12 and 14.
5 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000176450
ATC Environmental report on asbestos fiber analysis by TEM for exterior and interior samples collected at a school at 345 Chambers Street.
4 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000188679
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a high school site in October 2001.
5 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174906
Laboratory report documenting transmission electron microscopy analysis of air samples collected from multiple floors in October 2001.
5 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000106077
Chain of custody documentation for background sampling including asbestos and lead at 250 Broadway in September 2001.
Similarity score 0.988 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174878
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a site in New York on September 25, 2001.
Similarity score 0.987 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174896
Laboratory report documenting transmission electron microscopy analysis of air samples collected from floors 16-18 in October 2001.
Similarity score 0.987 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174905
Laboratory report documenting transmission electron microscopy analysis of air samples collected from multiple floors in October 2001.
Similarity score 0.987 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000176450
ATC Environmental report on asbestos fiber analysis by TEM for exterior and interior samples collected at a school at 345 Chambers Street.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174876
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a site in New York on September 25, 2001.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Machine-extracted building matches; verify each source. Buildings, never households.
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NYC-WTC_000105958
Letter dated July 31, 2002, regarding conditions for a proposed license agreement at 250 Broadway.
Filed in the same folder
NYC-WTC_000105961
Report of environmental sampling and cleanup activities at 250 Broadway dated October 11, 2001.
Filed in the same folder
NYC-WTC_000105971
Report of transmission electron microscopy analysis for bulk samples from 250 Broadway dated September 16, 2001.
Filed in the same folder
NYC-WTC_000105975
Summary of transmission electron microscopy results for asbestos samples from 250 Broadway dated September 16, 2001.
Filed in the same folder
NYC-WTC_000105990
Laboratory report detailing lead analysis results from dust wipe samples at 250 Broadway dated October 2, 2001.
Filed in the same folder