OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
roof area tot clean-up. me .graven u! n cumwuli 1mgmg •u~p M E& II11
roof and Later 1 l1ected, filtered, and discharged into the drain/sewer
•2. A chmNong area consisting of two adjacent step off pads located on the roof immediately. adjoining the roof entranec'eait. This area shall consist of a clean pad and a change pad. The ultam pact shall be ud W=t -to the build interior seeds w4y,-(W at the point of *entry to the toof for exterior access).' The cbaage pad shall 'ddjacent to' the. contaminated roof areas. Each pad (change pad and clean pad) shall consist of two layers of l Ormii reinforced plastic on the roo$access way share and Ihalt b&-farge enough to facilitate changing and decontamination as desa abed herein. A minimum of 4' %4' is recommended, though the exact configuration will be specific to the.rdo£ 3. Wohicera shall fiat step fmm the building interior (or exterior at the point of entry to the roof) directly onto the dean pad. On the clan pad each worker shall be double suited with disposable coveralls, plastic booties, gloves and heed coveting. Rubber boots may be used instead of the plastic booties. The boots shall be wet wiped and HEPA vacuumed prior to leaving the root Bath worker shall wear a minimum of hair-face air- purifying iesplrator equipped with HEPA. cartridges. 4. All penetrations at the roof within 10 eat of the specified root area included in the clean- up shall be cleaned by wet methods/HEPA vacuum and sealed with 6-mil polyethylene : sheeting. 5. Roof cleanup shall begin at the causer a it and proceed in a path working away from the en e/o it: Water shall be the primary engineering control to maximize the potential for fiber release. •
6. Roof surfaces shall be wetted and then wet leaned using wet wiping techniques with ing may also be uaod as altcrnativo to or water, mops, rags, brushes, etc. HEPA vacuuming ' in combiaadoa with wet dcaning.
7. Throughout the procedure, all personnel enterlug of eaitiug the coot nlinll observe the personal decontamination practices. Attention shall be paid, to limiting unnecessary walking on or disturbance of material on the roof. 'these personal decotutamitoatrion
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NYC-WTC 000110240
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NYC-WTC_000110761
Facsimile transmittal sheet dated October 1, 2001, related to WTC environmental or administrative records.
2 shared non-person entities · Same agency, volume and box · similarity 0.960
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000113544
Form recording visual inspection results for facades and air monitoring locations at the specified building site.
9 shared non-person entities · similarity 0.971
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000127609
Letter from Dominion Management Company enclosing a signed license agreement for exterior cleanup at 94 Fulton Street.
5 shared non-person entities · similarity 0.965
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000134054
Final notice urging building owner to participate in the DEP debris cleanup program.
8 shared non-person entities · 1 shared topics · similarity 0.964
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000115599
Confidential fax cover sheet from Ross & Harries to the Department of Environmental Protection regarding a specific matter.
6 shared non-person entities · similarity 0.964
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000115577
Letter from a hardware group to the DEP regarding the timing of exterior building cleaning and insurance claims.
7 shared non-person entities · 1 shared topics · similarity 0.964
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000127619
Cover sheet for a fax transmission dated October 16, 2002, related to 94 Fulton Street.
4 shared non-person entities · similarity 0.963
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000126787
Letter dated October 4, 2002 from Management Corp enclosing executed asbestos permit applications for 100 Church Street.
9 shared non-person entities · similarity 0.963
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000093400
A license agreement document regarding exterior cleaning services for the property at 65 Liberty Street.
8 shared non-person entities · 1 shared topics · similarity 0.961
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000105047
Summary sheet documenting bulk and air sample counts for a site at 114 Greenwich Street within the World Trade Center cleanup program.
7 shared non-person entities · similarity 0.960
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000153876
Document page containing a file identification number and header text related to World Trade Center evidence preservation protocols.
7 shared non-person entities · similarity 0.959
machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000123568
License agreement between NYC DEP and a landowner dated October 2002 regarding the removal of foreign material from 29 Broadway.
6 shared non-person entities · similarity 0.958
machine-extracted · confidence unavailable · Check page ↗Similar subjects in other documents. Similarity does not establish the same event, measurement or conclusion.
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