Okla. Stat. tit. 11, § 11-36-414: Authority and control over property taken

When public land has been appropriated for street purposes, as

provided in Sections 36-410 through 36-413 of this title, such land

shall not again be subject to the control or authority of the state,

county, school district or board of education until and unless the

land so taken shall be no longer used by the public for street

purposes.