Utah Administrative Code
Topic - Environmental Quality
Title R307 - Air Quality
Rule R307-313 - VOC and Blue Smoke Controls for Hot Mix Asphalt Plants
Section R307-313-3 - Definitions

Universal Citation: UT Admin Code R 307-313-3
Current through Bulletin 2024-06, March 15, 2024

Terms defined in Section R307-312-3 also apply to this rule.

"Blue smoke" means a mixture of visible emissions and VOC emissions from HMA plants that results from the process of mixing hot oil with aggregate.

"Dryer" means a piece of machinery where aggregate is dried and heated during the asphalt manufacturing process, usually drum or cylinder shaped.

"Load out" means an area used for the loading of material from a silo or a batch tower into a truck or train or other means of transport, often located under a silo.

"Silo" means a tower used to store material.

"Storage tank" means any storage vessel where oils are heated and stored before mixing with aggregate.

"Warm mix asphalt" means asphalt produced at a temperature at or below 275 degrees F (135 degrees C).

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