Utah Admin. Code R307-347-6 - Work Practices

(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 equipment.

(2) No person shall apply any coating unless the coating application method achieves a 65% or greater transfer efficiency. The following applications achieve a minimum of 65% transfer efficiency and shall be operated in accordance with the manufacturers specifications:

(a) Electrostatic application;

(b) Electrodeposition;

(c) Brush coat;

(d) Flow coat;

(e) Roll coat;

(f) Dip coat;

(g) High-volume, low-pressure (HVLP) spray; or

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

(3) Solvent cleaning operations shall be performed using cleaning materials having a VOC composite vapor pressure no greater than 1 mm Hg at 20 degrees Celsius, unless an add-on control device is used as specified in R307-347-7.

Notes

Utah Admin. Code R307-347-6

Amended by Utah State Bulletin Number 2014-24, effective 12/1/2014 Amended by Utah State Bulletin Number 2018-1, effective 12/6/2017