(A) When restricted. U-turns are restricted as follows.
(1) Midblock. It shall be unlawful for the driver of any vehicle to turn such vehicle so as to proceed in the opposite direction or to make a 180-degree turn on any street between street intersections, except on divided roadways where median openings are provided for such movements.
(2) Signalized intersections. It shall be unlawful for the driver of any vehicle to turn such vehicle so as to proceed in the opposite direction or make a 180-degree turn at any intersection where traffic is controlled by signal lights, except at intersections on divided roadways during the left-turn signal phase.
(B) When prohibited. At no time shall U-turns be permitted, either at intersections or median openings, where signs prohibiting such movements are erected.
(C) Required conditions. At no time shall U-turns be made unless such movement can be made in safety and without backing or otherwise interfering with other traffic.
Penalty, see § 70.999