10.16.080   Signs, markers, etc., indicating turns at intersections.
   The city traffic engineer may place markers, buttons, legends and signs within, adjacent or on approaches to any intersection indicating the course to be traveled by vehicles turning at any such intersection.
   When such markers, buttons or other indications are placed within an intersection indicating the course to be traveled by vehicles turning at any such intersection, no driver of a vehicle shall disobey the directions of such indications. (Prior code § 25.02.037)