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
TEM ANALYSIS n ATC ASSOCIATES INC. - LAB GROUP #: 5762 - Filter Type MCE 25 mm Operator Lab Sample No. 62227 Filter Area 385 mm"2/ n /1 I Client Spl. No. 13 Grid I.D. /1~5)— Disk No. Instrument I.D. EM 10 CRX Comments (GO) Area 0.01124 mm 2 Screen Magnification 16 400X ( q 72, S•ruc• Corsod. to 70 s;mm-` 00 kV No. GO to be Analyzed 6 I Acc. Voltage EDS Length I.D. of Structure N or / (Nonasb. strueturo Type co. Structure Nonasb. Ambig./ND Elements G X0,5 um Amphibole No Coord.I No. tFI C M < 5 um >. Sum Chr s.
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1 ( 1 1 1 Chi identify all structures usin EDS (let 4) Photo No. from 1 in 5 asbestos- acceptance: all containing samples) Ratio Grid undissolve <SO! Ot 1S Struct. _ > O.Oum o. > . 5.1 Aspect <107L parUeulate coverage •wares d q unfolded or overlapped grid diffraction pattern) at least 20 N= Not Observed (EDS spectrum or <S% holes or opaque areas eeeformlrt~ positive diffraction pattern properties Unused pertlon to laboratory identification criteria observed. of nnar Chrysotile For ebryaotlls: 0.73nm apaela("for (020) rsnactlona.
L la7ar Ilse re peal. streaking Aro1dN portion O.53nm spacIna for the of filler (t of (110) and (130) reflectlotu. Portion of filter (2mm wide) Amphibole For amphlbeles: C.03nm layer line rupeuL and appros. ambjacl m line spot ■pastas to 3.0 ratio of non-twinned Uyar a:amlaaLion layer line repeat distance (0.03nm). AMPHIBOLES Ambiguous v/ SDS spectrum conforming to laboratory
I identficatten criteria observed. F= Single Fiber (1-3 intersections S= Oundle (>3 fibers <1 fiber C= Cluster 3 K= Yatrl: intersection') = 1-3 fibers) diameter apart) 25mm filler Stop pion 8ulae. >30 ./c.o. or In 1.1 4 0.0. pmoeite Crocidolite pnthophyllite Tremolite Non — asbestos N on —Identified
NYC-WTC 000104105
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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_000174920
Laboratory transmission electron microscopy analysis report for sample 62041 dated October 23, 2001.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000182580
Laboratory report detailing transmission electron microscopy analysis of asbestos fibers from a sample collected on October 20, 2001.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174868
Laboratory report detailing transmission electron microscopy analysis of a sample for asbestos fibers dated September 28, 2001.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000182519
Laboratory transmission electron microscopy report documenting the analysis of a bulk air sample for asbestos fibers.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174895
Laboratory report containing transmission electron microscopy data and images for asbestos fiber identification from samples analyzed in September 2001.
Similarity score 0.992 (not a probability)
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000174914
Laboratory transmission electron microscopy analysis report for sample 62022 dated October 23, 2001.
Similarity score 0.992 (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