DEP Comments on WTC Dust Cleaning Scope of Work Draft,

NYC 9/11 Public Portal Document

compactor rooms and elevators interiors. If elevator shafts are determined to contain significant WTC dust and or debris, cleanup will proceed under the Scope B site specific work plan. Work will begin from the entrance and continue through all common spaces in an orderly fashion. If the Project Monitor in consultation with EPA determines that an HVAC system requires cleaning, the cleaning contractor shall clean the HVAC system utilizing specialized labor trained and experienced in duct cleaning. «

6. Cleaning of Residei.iti.al Spaces 4.,^ All horizontal-fiard surfaces shall be HEPA vacuumed-and welwiped.Vertical and soft surfaces shall be HEPA vacuumed two times. Surfacesjnclude bSB^^^^imited to wall|^ floors, ceilings, ledges, trims, furnishings, appliance^i^uipmentj^to^^^^ulating agents shall not be applied. Dry sweeping is prohibited|^Cleaning;g3r clothing and;,accessories (handbags, shoes etc.)shall be the responsibility of theoccupant. A detailed description of the minimum cleaning requirements is as follows: a. Terraces, balconies, exterior window sills, and window guards that are accessible from the interior of the dwelling, b. Interior windows, screens, window sills and window guards will be cleaned Vacuuming will begin at the ceiling and continue down the walls to the floor. d. Carpets, curtains, fabric window treatments, upholstery, and-bther materials that cannot be cleaned by wet wiping shall be HEPA vacuumed two times. Carpets will be vacuumed using an agitator bar. Fabric covered furniture will be vacuumed using a stiff brush attachment. A e. Wooden floors will be damp mopped or HEPA Vacuumed iftunimished in consultation with resident f. Plants shall be cleaij^d by rinsing leaves with water. g- Paperwork, b^^gall be HEPA vacuumed. h. J declrical outlets, baseboard heating elements will be vacuumed. i. Window air conditioners will be vacuumed then removed from their position and vacuumed internally. Filters will be HEPA vacuumed and reinstalled. Air conditioners will be rcinstuHcc! after cleaning. j- Intake/discharge registe^|pfHVAC systems (if present) will be removed/cle^efr The first foo^^m^^mrk will also be vacuumed, then the register will bq^^^^and covered '' Appliances such as refrigerators and stoves will be cleaned and moved. The floor footprint ol^e appliances will be cleaned and the appliance will be reinstalled in its original pq|ition. Refiige^lor cooling tubes will be brushed and vacuumed. Stove storage drawers will be vacuumed if present. Stove cook tops will be opened and vacuumed. Stove exhaust fan filters will be cleaned. ' The first foot of all exhaust duct work (including stove, dryer and bathroom vents) will be vacuumed. Exhaust fans will be vacuumed and wiped. o. Closet interiors will be vacuumed. P- Solid objects (electrical equipment, exercise equipment, etc.) will be wet wiped, moved to allow cleaning of the underlying surface and will be returned to their original location.

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