1. (1) The department may plan, lay out, alter, construct, reconstruct, improve, repair, and maintain highways on the commission-designated highway systems and state highways according to priorities established by and on projects selected and designated by the commission.
2. (2) The department may cooperate and contract with counties and municipalities to provide assistance in performing these functions on other highways and streets.
3. (3) The department may review and approve projects for the installation of public works on state highway rights-of-way and authorize a county or municipality to let contracts related to such improvements.
4. (4) The department shall adopt necessary rules for the construction, repair, maintenance, and marking of state highways and bridges.

History: (1) thru (3)En. Sec. 4-106, Ch. 197, L. 1965; amd. Sec. 74, Ch. 316, L. 1974; amd. Sec. 1, Ch. 283, L. 1977; Sec. 32-2406, R.C.M. 1947; (4)En. Sec. 4-107, Ch. 197, L. 1965; amd. Sec. 1, Ch. 201, L. 1967; amd. Sec. 75, Ch. 316, L. 1974; Sec. 32-2407, R.C.M. 1947; R.C.M. 1947, 32-2406(part), 32-2407(part); amd. Sec. 1, Ch. 324, L. 1979; amd. Sec. 2, Ch. 30, L. 1983; amd. Sec. 13, Ch. 299, L. 2019.