[1]
For statutory provisions on local authority to regulate turning, see California Vehicle Code § 22101; for provisions on local authority to prohibit turning at designated intersections, see California Vehicle Code § 22113.
A. 
The City Council or traffic engineer may authorize the placement of markers, buttons or signs within or adjacent to intersections indicating the course to be traveled by vehicles turning at such intersections. (CVC § 21100)
B. 
When authorized markers, buttons or other indications are placed within an intersection indicating the course to be traveled by vehicles at the intersection, no driver of a vehicle shall disobey the directions of such indications.
(Code 1964 § 12.20.010; Ord. 1005 § 2, 2003; Ord. 1243 § 2, 2024)
Certain intersections may be designated by the City Council as intersections where no vehicle shall be turned at any time in a complete circle or in such manner as to proceed in the opposite direction upon which the vehicle is traveling at the time of entering the intersection. The traffic engineer must place and maintain signs giving notice thereof at all intersections so designated and no such regulations shall be effective unless such signs are in place. (CVC § 22113)
(Code 1964 § 12.20.020; Ord. 1005 § 2, 2003; Ord. 1243 § 2, 2024)
When signs are erected at designated intersections giving notice of turn restrictions, no vehicle shall be turned at any time in a complete circle or in such a manner as to proceed in the opposite direction upon the street upon which the vehicle is traveling at the time of entering the intersection.
(Code 1964 § 12.20.030; Ord. 1005 § 2, 2003; Ord. 1243 § 2, 2024)