Environmental Protection Agency form regarding air and radiation office activities dated October 1997.
NYC-WTC_000142819–000142839Folder label: “DEP 59.17 Junction Blvd, 11th FL”
OCR status: ok · source: pdftotext
NYC 9/11 Public Portal Document
POST CLEANING CONSUMER CHECKLIST YES NO
General Did the service provider obtain access to and clean the entire heating and cooling system, including duct work and all components (drain pans, humidifiers, coils, and fans)? Has the service provider adequately demonstrated that duct work and plenums are clean? (Plenum is a space in which supply or return air is mixed or moves; can be duct; joist space, attic and crawl spaces, or wall cavity.)
Heating Is the heat exchanger surface visibly clean?
Cooling Are both sides of the cooling coil visibly clean? Components If you point a flashlight into the cooling coil, does light shine through the other side? It should if the coil is clean. Are the coil fins straight and evenly spaced (as opposed to being bent over and smashed together)?
Is the coil drain pan completely clean and draining properly?
Blower Are the blower blades clean and free of oil and debris? Is the blower compartment free of visible dust and debris? Plenums Is the return air plenum free of visible dust and debris? Do filters fit properly and are they the proper efficiency as recommended by HVAC system manufacturer? Is the supply air plenum (directly downstream of the air handling unit) free of moisture stains and contaminants? Are interior ductwork surfaces free of visible debris? (Select several Metal Ducts sites at random in both the return and supply sides of the system.)
Fiberglass Is all fiberglass material in good condition (i.e., free of tears and abrasions; well adhered to underlying materials)?
Access Are newly installed access doors in sheet metal ducts attached with Doors more than just duct tape (e.g., screws, rivets, mastic)? With the system running, is air leakage through access doors or covers very slight or non-existent? Air Vents Have all registers, grilles, and diffusers been firmly reattached to the walls, floors, and/or ceilings? Are the registers, grilles, and diffusers visibly clean?
System Does the system function properly in both the heating and cooling Operation modes after cleaning?
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NYC-WTC_000142854
Environmental Protection Agency form related to air and radiation division activities dated October 1997.
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EPA submits detailed technical questions and comments on proposed HVAC cleaning procedures for WTC buildings.
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000161691
Notice for a mandatory pre-bid meeting regarding World Trade Center dust cleaning contracts and regulatory compliance requirements.
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000140511
Draft document outlining regulations and assistance programs for residential cleaning following the World Trade Center collapse.
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000163408
Second addendum to monitoring scope including HVAC system checklist and inspection procedures.
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000100859
A scope of work document detailing interior cleaning by a licensed asbestos contractor at 114 Liberty Street.
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machine-extracted · confidence unavailable · Check page ↗NYC-WTC_000149199
Department of Environmental Protection advisory letter dated October 25, 2001, addressed to residents of Lower Manhattan.
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Fragmented handwritten notes and sketches regarding environmental or structural conditions at the World Trade Center site.
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