Okla. Stat. tit. 69, § 69-801: Road tests or highway research projects

The Department, acting alone or in cooperation with any federal,

state or local agency, or any other state, or combination of such

states and agencies, may conduct or participate in road tests or

highway research projects; and may assign personnel to such tests

and projects, and may expend therefor monies in the State Highway

Maintenance and Construction Fund, regardless of whether such tests

or research are conducted within or without the State of Oklahoma.