Wyo. Stat. § 19-7-204: Airports and highways for defense; cooperation with United States for construction.

(a) The state department of transportation may cooperate and contract with the government of the United States and other state agencies in the making of surveys, plans, specifications and estimates for, and in the construction, reconstruction and maintenance of, flight strips, airports, roads and bridges necessary to provide access to military and naval reservations, defense industries, defense-industry sites and sources of raw materials, shut off from general public use at military and naval reservations and defense-industry sites.

(b) In cooperating with the government of the United States and other state agencies the state department of transportation may use monies from the state highway fund for payment of the state's share of preliminary and construction engineering costs of flight strips, airports and roads.