R307-349-5. Work Practice  


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  •   (1) The owner or operator shall:

      (a) Store all VOC-containing coatings, thinners, and cleaning materials in closed containers;

      (b) Minimize spills of VOC-containing coatings, thinners, and cleaning materials;

      (c) Clean up spills immediately;

      (d) Convey any coatings, thinners, and cleaning materials in closed containers or pipes;

      (e) Close mixing vessels that contain VOC coatings and other materials except when specifically in use; and

      (f) Minimize usage of solvents during cleaning of storage, mixing, and conveying of equipment.

      (2) No person shall apply any coating unless the coating application method achieves a demonstrated 65% transfer efficiency.

      The following applications achieve a minimum of 65% transfer efficiency and shall be operated in accordance with the manufacturers specifications:

      (a) Paint brush;

      (b) Flow coat;

      (c) Roll coat;

      (d) Dip coat;

      (e) Detailing or touch-up guns;

      (e) High-volume, low-pressure (HVLP) spray;

      (f) Hand application methods; or

      (g) Other application method capable of achieving 65% or greater transfer efficiency, as certified by the manufacturer.

      (3) No owner or operator shall perform solvent cleaning operations using materials with a VOC composite vapor pressure greater than 1 mm Hg at 20 degrees Celsius, unless an add-on control device is used as specified in R307-349-6.