The California highway commission shall have jurisdiction and authority as provided in this section with respect to any state highway lying within any municipality as specifically described by law, also with respect to a state highway, the natural course of which runs or passes into or through any municipality or contiguous municipalities. Unless any such route or routes within a municipality is specifically described by law it shall be the duty of the highway commission to designate and to determine the location of connecting portions either through or around the municipality as the commission may determine will be of the greatest benefit to through traffic and the said commission shall determine such connecting portions with respect to all state highways, the natural course of which runs or passes into or through any municipality.
In 1978, the
California Transportation Commission (CTC) replaced and assumed the responsibilities of four independent bodies: The California Highway Commission, the State Transportation Board, the State Aeronautics Board, and the California Toll Bridge Authority.