Okla. Stat. tit. 19, § 19-359: Improvements upon school grounds

The board of county commissioners may provide to public schools

within the county such county-owned machinery and equipment to make

improvements upon school grounds. The expense of operation,

including operating personnel, may be billed to the school district

requesting such improvements on an actual cost basis. The expense

of the materials supplied for the improvements shall be paid from

school funds.