Missouri Revised Statutes Title XIV. Roads and Waterways § 227.090. Laws relating to roads to apply to state highways and officers of commission, when

All laws of this state relating to the construction, maintenance or obstruction of roads, which do not conflict with the provisions of chapters 226 and 227 and are consistent with the provisions of said chapters, shall apply to the construction, maintenance and obstruction of all state highways, and the duties and powers imposed by such laws on certain officials shall devolve upon the engineer, or other officer of the highways and transportation commission designated by the commission.