61-8-110. Forest development road, special service road defined. For the purpose of 61-8-111 and 61-8-112 a "forest development road" is defined as a road located on national forest lands or on a right-of-way acquired by the United States and used for the protection, administration, and utilization of the national forests and other lands administered by the United States forest service; and a "special service road" is defined as a forest development road or segment thereof, the right-of-way for which is controlled by the United States and which is not a part of the highway system of the state or of a county or other public road authority of this state, designated by the forest service, pursuant to the regulations of the secretary of the United States department of agriculture, as a special service road for the purpose of controlling and regulating its use to accomplish the purposes of the secretary of agriculture's regulations applicable to the administration of the forest development transport system.