6-1-16: LEFT TURNS OR U-TURNS ON CERTAIN INTERSECTIONS PROHIBITED; METHOD OF MAKING U-TURNS:
   A.   It shall be unlawful for the operator of any vehicle to make a left hand turn where such intersection is posted forbidding same. It shall be unlawful for the operator of any vehicle to make a U-turn at those intersections where traffic is controlled by electrical signals and flashers.
   B.   A driver wishing to make a U-turn where lawful shall give the necessary signal by extending his left hand horizontally outside the vehicle. To make the turn he shall pass to the right of and beyond the center of the street intersection before turning. U-turns can be made at street intersections only.
   C.   No person shall drive a motor vehicle across the centerline of any street or roadway so as to cross the opposite lane of traffic and stop, stand or park the vehicle at the curb. (1960 Compilation § 17-508; amd. Ord. 80-4)