§ 70.52  OBEDIENCE TO OFFICIAL TRAFFIC- CONTROL DEVICES.
   The driver of any vehicle shall obey the instructions of any official traffic-control device applicable thereto, placed in accordance with the provisions of this title, unless otherwise directed by a traffic or police officer, subject to the exemptions granted the driver of an authorized emergency vehicle in this title.
(47 O.S. § 11-201(a)) (`83 Code, § 15-603)  Penalty, see § 70.99