Utah Admin. Code 307-341-3
The following additional definitions apply to R307-341:
"Asphalt or Asphalt Cement" means the dark brown to black cementitious material, either solid, semisolid or liquid in consistency, of which the main constituents are bitumens that occur naturally or as a residue of petroleum refining.
"Asphalt Concrete" means a waterproof and durable paving material composed of dried aggregate that is evenly coated with hot asphalt cement.
"Cutback Asphalt" means any asphalt that has been liquified by blending with petroleum solvents (diluents) or, in the case of some slow cure asphalts (road oils), which have been produced directly from the distillation of petroleum.
"Emulsified Asphalt" means asphalt emulsions produced by combining asphalt with water that contains an emulsifying agent.
"Patch Mix" means a mixture of an asphalt binder and aggregate in which cutback or emulsified asphalts are used either as sprayed liquid or as a binder.
"Penetrating Prime Coat" means an application of low-viscosity liquid asphalt to an absorbent surface in order to prepare it for paving with asphaltic concrete.
Utah Admin. Code R307-341-3