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← Document results/DEP Box 36/105 DUANE ST 1001650, 151/1
Document / 231 pages

Ambient air sampling report Book Two for 105 Duane Street,

Machine-extracted title · confidence 98%

Second volume of ambient air sampling and visual observation results for 105 Duane Street after the WTC collapse.

NYC-WTC_000104321–000104551

Folder label: “105 DUANE ST 1001650, 151/1

Page image
Scanned page image, NYC-WTC_000104483
OCR text

OCR status: ok · source: pdftotext

NYC 9/11 Public Portal Document

I TEM Asbestos (air) Count Sheet I Client Name: ATC Volume (liters): 1300 Lab Group #: 6159 Filter Type / Filter Area: NICE 385 mnr-'

I Lab Sample #: Client Sample #: 6 09 Grid Opening Size: Area Examined: 0.01124 0.06, 44 mrr

GRID BOX: f c i Magnification: 20,000 L1 GRID ID: .6 ,- Accelerating Voltage: 100 Key # Grid Openings: 6 Analysis Date: 12,20/01 HI L Analysis Performed By:

I GO. Structure Structure Type MARK PEYSAKHOV

Length ID of Structure N or EDS (Nonadb No F B C M >=05 N >=5u Chrys Amphibole Nonaso Amoig/NC No Coord <5u Elements)

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I I I I I ! I I I I

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I Struct = > 0.5µ > 5 1 Aspect Ratio l I Gnd acceptance: I I

v= Positive ittfcatio panem proserves contormtng to <50% undissolved filter, overlapped or foiled Totals laboratory ideentification critena observed <10% parecutate coverage >50% coverage ate least 20 unfolded or overlapped god squares <5% F B C M l >5u V = EDS spectrum conforming to laboratory holes or opaque areas identification criteria ooserved Cli ysotile A~1P!-HIBOLES Amphibole F = Single Fiber Amosite B = Bundle (<3 fibers <1 fiber diameter apart Croc:dolite Ambiguous C = Cluster i>3 intersections: Anthophyllite Non-Asbestos Tremolite M = Mains Non-Idennfied Acunoiite NSC = No Structures Detected

NYC-WTC 000104483

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NYC-WTC_000104483Source: NYC Law Department, mirrored locally

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