60-5-102. Definitions. When used in this chapter, the following definitions apply:
(1) "Arterial highway" means a state highway designated by agreement between the commission and the secretary of transportation as part of the federal-aid primary system and any highway so designated as a part of the federal-aid secondary system which has been constructed and is being used primarily for through traffic on a continuous route.
(2) "Controlled-access facility" means and includes streets, alleys, public roads, private roads, and ways of passage intersecting a controlled-access highway and real property contiguous to the right-of-way of a controlled-access highway.
(3) "Controlled-access highway" means those portions of an interstate highway, throughway, or throughway intersection which the commission designates for through traffic or other federal-aid or state highway over, from, or to which owners or occupants of abutting land or other persons have no easement of access or only a limited easement of access, light, air, or view. It also means those portions of spurs to the interstate highway system which the commission designates as unsafe or impeded by unrestricted access of traffic from intersecting streets or alleys or public or private roads or ways of passage.
(4) "Existing highway" means and includes highways, roads, and streets established, constructed, and in use on March 2, 1955. It does not include highways, roads, or streets, established, constructed, and in use after that date or highways, roads, or streets, or portions thereof relocated after that date.
(5) "Highway authorities" or "authority" means the entities in state, county, and municipal governments which have authority to construct, repair, and maintain highways, roads, and streets.
(6) "Interstate highway" means a highway included as a part of the national system of interstate highways.
(7) "Throughway" means a portion of an arterial highway constructed and used for carrying traffic partially or entirely around a town or city or a portion thereof.
(8) "Throughway intersection area" means an area within a radius of 300 feet from the point of intersection of the centerlines of a throughway and a public road, street, or highway.