Okla. Stat. tit. 69, § 69-647: Opening section lines and building and establishing roads

The boards of county commissioners of the respective counties of

this state, within the boundaries of which counties a state park is

located, are hereby authorized to open section lines leading into

such state parks, to build and establish roads thereon, to extend

said roads into the state parks and connect same with recreational

facilities therein, the location and extent of such roads to be in

the discretion of the board of county commissioners; provided, that

the location thereof be first approved by the Division of Parks,

Recreation and Waterways of the Oklahoma Industrial Development and

Park Commission, or the agency having control of state parks.