Okla. Stat. tit. 19, § 19-1255: Improvement of existing roads, streets, avenues, alleys,

or lanes - Application of act.

In all cases where the board of county commissioners shall deem

it necessary to pave, construct, macadamize, chat or gravel, curb,

gutter, drain or otherwise improve any road, street, avenue, alley,

lane or any part thereof, which shall have been heretofore paved,

constructed, macadamized, curbed, guttered, drained or otherwise

improved, such improvement is authorized to be done under and in

pursuance of the provisions of this act, and in such case all

provisions of this act for making such improvements and levying

assessments therefor and the issuance of bonds shall apply.