Utah Administrative Code
Topic - Environmental Quality
Title R307 - Air Quality
Rule R307-313 - VOC and Blue Smoke Controls for Hot Mix Asphalt Plants
Section R307-313-4 - Blue Smoke and VOC Emissions from Hot Mix Asphalt Plants

(1) The owner or operator shall install emission capture and control systems that capture and reduce blue smoke emissions from dryers, conveyors, silos, and load out areas. The owner or operator shall operate emission capture and control systems at all times during the production of asphalt products. Emission capture and control systems shall also reduce VOC emissions from captured blue smoke as verified by the manufacturer of control systems.

(2) Visible emissions from emission points subject to Section R307-313-4 shall not exceed 10% opacity as measured according to 40 CFR 60, Appendix A, Method 9.