Rhode Island General Laws Title 24. Highways § 24-10.1-2. Definitions

(1) “Information center” means an area or site established and maintained as safety rest areas for the purpose of informing the public of places of interest within the state and providing such other information as the director of transportation may consider desirable.

(2) “Interstate system” means that portion of the national system of interstate and defense highways located within this state, as officially designated, or as may hereafter be so designated, by the director of transportation, and approved pursuant to the provisions of title 23, United States Code, Highways.

(4) “Outdoor advertising” means an outdoor sign, display, light, device, figure, painting, drawing, message, plaque, poster, billboard, structure, or other thing which is designed, intended or used to advertise or inform, any part of the advertising or information contents of which is visible from any place on the main-traveled way of the interstate, primary, or secondary systems.

(5) “Primary systems” means that portion of connected main highways, as officially designated, or as may hereafter be so designated, by the director of transportation, pursuant to the provisions of title 23, United States Code, Highways.

(6) “Safety rest area” means an area or site established and maintained within or adjacent to the right-of-way by or under public supervision or control, for the convenience of the traveling public.

(7) “Secondary systems” means that portion of state maintained roads that are neither interstate nor primary roads.