Whenever any highway has been divided into two roadways by leaving an intervening space or by a physical barrier, or clearly indicated divided section so constructed as to impede vehicular traffic, every vehicle shall be driven only upon the right-hand roadway. No vehicle shall be driven over, across or within any such dividing space barrier or section, except through an opening in such physical barrier, dividing section, or space, or at a crossover or intersection established by public authority.
(Prior Code, § 15-510) Penalty, see § 71.999