Oregon Revised Statutes Aviation § 836.060

(1) The Oregon Department of Aviation as authorized by the State Aviation Board may by contract, lease or other arrangement, upon a consideration fixed by it, grant to any qualified person for a term not to exceed 30 years the privilege of operating, as agent of the state or otherwise, any airport owned or controlled by the state; provided, that no such person shall be granted any authority to operate the airport other than as a public airport, or to enter into any contracts, leases, or other arrangements in connection with the operation of the airport which the department might not have undertaken under ORS 836.055.

(2) The department shall grant no exclusive right for the use of any airway, airport, or air navigation facility under its jurisdiction. This subsection shall not prevent the making of contracts, leases, and other arrangements pursuant to this section or ORS 836.055.