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WTC Dust Cleaning Scope of Work Draft, July 2002

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Draft scope of work for a DEP and EPA program providing cleaning assistance to residents south of Canal Street.

NYC-WTC_000140489–000140496

Folder label: “SCOPES OF WORK IN DOOR AIR & CLEANING

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NYC 9/11 Public Portal Document

to allow access to internal portions of the air conditioner. The internal portions of the air conditioner and housing will then be vacuumed. Filters will be vacuumed and reinstalled. Air conditioners will be reassembled and reinstalled after cleaning. j- Paperwork and books will be HEPA vacuumed. k. Electrical outlets will be vacuumed. 1. Appliances such as refrigerators and stoves will be cleaned and moved. The floor footprint of the appliances will be cleaned and the appliance will be remSthlled in their original positions. m. Refrigerator cooling tubes will be brushed and vacuumed. n. Stove storage drawers, will be vacuumed if present. Stove cook lops will be opened and vacuumed. Stove exhaust fan filters will be cleaned . o. The first foot of all exhaust duct work (including stove, ^Ir anti bathroom \ cuts) will be vacuumed. Exhaust fans will be vacuumed and wiped. P- Closet floors will be vacuumed. .. ' * q- 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. r. Dishwasher toe plates will be removed and the floor beneath the appliance will be cleaned. s. Baseboard heaters will be cleaned. Protective covers on finned radiant heaters and baseboard heaters will be removed to e.xposc heat elements. Fins are to be brushed and vacuumed to remove dust. t. All cleaning equipment will be va|i|umed and/or wet wiped after completion of the cleaning and before remo'. al from the work ^a.

9. HEPA^r filtration devices (AFDs) will run continuously during all cleaning activities, as appropriate given site conditions. One standard 1200 cubic feet per minute (CFM) device shall bel„s.aH^per,«,O<lc^cfce,.

10. A minimum of one asbestos supervisor shall be present in each building during work.

11. A Cleaning Checklist (to be developed by EPA) will be completed by the cleaning contractor a^^ks are completed to document the progress of the cleaning.

12:. The cleaning coniractor shall notify the monitoring contractor immediately upon completion of the cleaning. The Monitoring Contractor will conduct a thorough visual inspection to verify , the absence o^^ble dust accumulations. If dust is observed the cleaning contractor will as necessary at no additional cost.

13 . ' Air sampling shall be performed by the Monitoring Contractor after the area is free of dust accumulations as determined by the Monitoring Contractor.

14. Any damage or loss that occurs during cleaning is the responsibility of the cleaning contractor.

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