Okla. Stat. tit. 69, § 69-1330: Payment of cost of acquiring right-of-way

Any county or city shall have authority to pay all or any part

of the cost of acquiring all or any part of any right-of-way

necessary for the establishment of any such "limited access

facilities" out of general funds or the proceeds of bonds voted for

such purpose, whether such right-of-way is within or without the

corporate limits of any such city; provided such limited access

facility or part thereof shall have been previously designated by

the board of county commissioners and the county planning commission

of such county, or by the governing body of the city and the city

planning commission of the city, as the case may be, or by all the

same, as a necessary part of a comprehensive plan for a system of

streets or highways for the adequate movement of traffic in, out,

through or around such county or city.