(1) Prevent unreasonable distraction of the drivers of motor vehicles;

(2) Prevent confusion as to traffic lights, signs, controls, or signals, and prevent interference with the effectiveness of traffic regulations;

(3) Promote the prosperity, economic well-being, health, safety, morals, order, convenience, and general welfare of this State;

(4) Promote the enjoyment of travel on and protection of the public investment in highways in this State; and

(5) Preserve and enhance the natural scenic beauty or esthetic features and values of these highways and their adjacent areas.

(2) By enacting this part, the General Assembly intends to provide a statutory basis for the regulation of outdoor advertising consistent with the public policy for areas adjacent to federal-aid primary highways, as declared by the Congress in the federal Highway Beautification Act of 1965¹ and the Federal-Aid Highway Amendment of 1974.²