(a) The State Highway Commission may call upon the county court to change or widen, in the manner provided by § 14-298-121, any state highway in the county where the state highway engineer deems it necessary for the purpose of constructing, improving, or maintaining the road.
(b) In the event the county court should refuse to widen the road as requested, the commission may refuse to construct, improve, or maintain that portion of the road until a suitable right-of-way is provided.
(c) This section and § 14-298-120 shall be cumulative to all existing laws and parts of laws and shall not be construed as to repeal any existing laws or part of laws unless they are in conflict herewith, and then only to the extent of the conflict.