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
I TEM ANALYSIS I ATC ASSOCIATES INC. - 1'7'25'0: LAB GROUP #: 57b3 - Operator Filter Type MCc 25 mm Lab Sample No. 62234 Filter Area 38 Disk No. Client Spl. No. 20 J~ Grid I.D. 1 a t ! Instrument I.D. EM 10 CRX Comments (GO) Area 0.01: CorsR d to 70 s/mm"2 Screen Magnification 16 400X l 4 721 Struct Analyzed No. GO to be 00 kV Acc. Voltage EDS
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I I I (lot 4) JD oils >S co rage O.3um & > 5:1 Aspect Ratio <lo7L particulate coverage grid squarea Struct = unfolded or overly dlffraetioa pattern) at least 20 Na Not Obm rvcd (BOB spectrum or <5% holes or o a tie areas properties conforming Unused portion positive diffraction pattern criteria observed. of altar Chrysotile to laboratory Identification in. s~eio[ for (020) reflecta ti o ag Avoided portion For ahreatila: O.73nm wren ins ropea~ ri filter O.O3am spacing for the of (110) and (130) terle°Uom' Portion of filter (2mm side) Amphibole .1 Tins rsMat. and approx. subject in For amPblbelea: O.O3nm tapir spot apseinfi to slamiaaUoa 3.e ratio of non-twinned Isrer line Laren line repeat distend (0•O3non). Ambiguou s conforming to laboratory AMP iao1 Es t/_ SDS spectrum idenUfleaUon criteria observed. Amo9lte fibers) 25mm filter Crocidalite No n —asbestos I F= Single Fiber (1-3 <1 intersections = 1-3 fiber diameter apart) B. Bundle (>3 fibers interaecUons) 8toppi na Rules: Anthaphyllite Co Cluster (>3 Non —identified _ ,,.~.~. ..~ ./c.o. or m :•: 4 C O. Tremolite
NYC-WTC 000104112
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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.
27 shared non-person entities · 1 shared topics · Same agency, volume and box · similarity 0.991
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.
5 shared non-person entities · 1 shared topics · similarity 0.979
machine-extracted · confidence unavailable · Check page ↗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 · similarity 0.979
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.
12 shared non-person entities · 1 shared topics · similarity 0.978
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.
6 shared non-person entities · 1 shared topics · similarity 0.978
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174879
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a site in New York on September 25, 2001.
6 shared non-person entities · 1 shared topics · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174865
Laboratory data sheet documenting asbestos fiber counts from air samples collected on floors 15 through 17.
6 shared non-person entities · 1 shared topics · similarity 0.977
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174877
Laboratory report documenting asbestos fiber analysis by transmission electron microscopy for a site in New York on September 25, 2001.
6 shared non-person entities · 1 shared topics · similarity 0.977
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.
6 shared non-person entities · 1 shared topics · similarity 0.976
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.
6 shared non-person entities · 1 shared topics · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174850
Laboratory data sheet documenting asbestos fiber counts from air samples collected on multiple floors.
5 shared non-person entities · 1 shared topics · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174893
Laboratory report documenting transmission electron microscopy analysis of air samples collected from the lobby and 16th floor in September 2001.
6 shared non-person entities · 1 shared topics · similarity 0.976
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
NYC-WTC_000188668
Laboratory report documenting transmission electron microscopy analysis of asbestos samples collected from a New York City Department of Education site in October 2001.
Similarity score 0.986 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000188724
Raw data sheet from ATC Associates containing transmission electron microscopy analysis details for asbestos fiber identification in air samples.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174911
Laboratory transmission electron microscopy analysis report for sample 62002 dated October 23, 2001.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000182587
Laboratory report documenting transmission electron microscopy analysis of air samples collected on October 22, 2001.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174913
Laboratory transmission electron microscopy analysis report for sample 62018 dated October 23, 2001.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000182515
Laboratory report documenting transmission electron microscopy analysis of air samples for asbestos fibers collected in October 2001.
Similarity score 0.985 (not a probability)
machine-extracted · confidence unavailable · Check page ↗Machine-extracted building matches; verify each source. Buildings, never households.
Readers open these alongside this record — through an Ask answer, the same folder, or indexed similarity. Not a claim they are about the same event.
NYC-WTC_000123875
Letter from environmental consultants summarizing ambient air sampling and cleanup activities at 225 Rector Place.
Cited alongside this record in an Ask answer
Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.
Cited alongside this record in an Ask answer
NYC-WTC_000139712
Series of emails forwarding a draft memo between DEP staff members for review and finalization.
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Agenda listing panelists from federal agencies, unions, and city departments for a March 2004 conference on post-9/11 air quality.
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NYC-WTC_000164732
Draft spreadsheet of asbestos sampling results from residential locations collected November-December 2001, circulated for review.
Cited alongside this record in an Ask answer