Section 096-129-5 - Handling, Storage and Disposal of Materials Containing VOCThis section applies to any surface coating facility subject to this chapter.
A. Vapor-tight containers shall be used for the storage of spent or fresh VOC and for the storage or disposal of cloth or paper impregnated with VOC that are used for surface preparation, clean up or coating removal.B. The use of VOC is prohibited for cleanup operations unless equipment is used to collect the cleaning compounds and to minimize their evaporation to the atmosphere. The owner or operator of a surface coating unit, line or operation subject to this chapter shall comply with the following work practice standards: (1)Spray gun cleaning.The owner or operator of a surface coating unit, line or operation subject to this chapter shall collect all organic solvent used to clean spray guns into a normally closed container.(2)Line cleaning.The owner or operator of a surface coating unit, line or operation subject to this chapter shall pump or drain all organic solvent used for line cleaning into a normally closed container. (3)Spray booth cleaning.The owner or operator of a surface coating unit, line or operation subject to this chapter shall not use compounds containing more than 8.0 percent by weight of VOC for cleaning spray booth components other than conveyers, continuous coaters and their enclosures, and/or metal filters, unless the spray booth is being refurbished. If the spray booth is being refurbished, that is, the spray booth coating or other material used to cover the booth is being replaced, the affected source may not use more than 1.0 gallon of organic solvent to prepare the booth prior to applying the booth coating.(4)Washoff operations.The owner or operator of a surface coating unit, line or operation subject to this chapter shall control emissions from washoff operations by: (a) Using normally closed tanks for washoff; and(b) Minimizing dripping by tilting or rotating the part to drain as much organic solvent as possible.06- 096 C.M.R. ch. 129, § 5