20 shared non-person entities · 1 shared topics · similarity 0.994
machine-extracted · confidence unavailable · Check page ↗Document / 22 pages
Dioxin and dibenzofuran analysis data, Sep 2002
Machine-extracted title · confidence 85%Laboratory data table listing analytical results for various dioxin and dibenzofuran compounds with detection limits.
NYC-WTC_000107585–000107606Page image
OCR text
OCR status: ok · source: pdftotext
NYC 9111 Public Portal Document
Final Report 125 Cedar Street, NYC, NY
■ Collected and analyzed final air clearance samples (ATC). ■ Collected and analyzed final wipe clearance samples (ATC). ■ Disassembled and cleaned work area (Action).
Engineering Controls
Ac ion employed the following engineering controls during the removal of all ACM frd'm the work areas:
■ Isolated each work area per Contract Documents, and to the satisfaction of the on- site Project Monitor. ■ Constructed a three-stage decontamination unit with shower. ■ Installed HEPA-filtered negative pressure exhaust fans. ■ Engineering controls were inspected by ATC for compliance with all applicable local, state, and federal rules and regulations.
Work Procedures
Measures to minimize the release of fibers during cleaning included:
■ Wetting of settled dust with water prior to disturbing. ■ Promptly placing removed settled dust in plastic bags for proper disposal.
Worker Protection
Workers who entered the work area during cleaning activities wore disposable protective clothing (Tyvek suits) and proper respiratory protection including Y2 face rosptars air purifying respirators with High Efficient Particulate Air (HEPA) filters.
Decontamination
Workers performed proper decontamination upon exiting each work area by:
■ Removing and disposing of protective clothing. ■ Removing and Rinsing respirator. ■ Showering. ■ Donning street clothing.
Disposal
Action placed asbestos-containing wast9. material in doubled and labeled impermeable plastic bags and transported them to enclose olyethy7ene sheeting ' `dumpsters I for pickup and disposal.
ATC Project No. 15.22906.0002 Page 4
NYC-WTC 000107592
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NYC-WTC_000107592Source: NYC Law Department, mirrored locally
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8 shared non-person entities · 1 shared topics · similarity 0.965
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- 125 Cedar Street · 9 pages · confidence 0.85 · verify page 6
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