system for state.] The commission shall, when requested, advise towns, villages and counties with regard to the construction and maintenance of any road or bridge, and shall select, lay out and construct a system of prospective state highways. History: Laws 1912, ch. 54, § 3; Code 1915, § 2633; C.S. 1929, § 64-327; 1941 Comp., § 58-210; 1953 Comp., § 55-2-10.