2 Editor’s Note: This section was adopted by Ord. No. 15, §1[3]. For the statutory authority to enact local traffic regulations, see the following sections of Vehicle Code, §21100 (semaphores, control devices); §21101 (one-way streets, closing highways, through highways, stop intersections, use of highways by particular vehicles, closing highways during driver training); §21102 (closing highways dividing school grounds); §21109 (tunnels and bridges); §21110 (railroad crossings); §21111 (housing projects); §22101 (turn markers); §22113 (turns); §22507 (parking or standing); §§22357, 22358 (altering speed limits); §35700ff (weight limits).