The authorities in charge of any highway may designate any highway, roadway, part of a roadway, or specific lanes upon which vehicular traffic shall proceed in one direction at all or such times as shall be indicated by official traffic control devices. When a roadway has been so designated, a vehicle shall be driven only in the direction designated at all or such times as shall be indicated by traffic control devices.

(Amended by Stats. 1969, Ch. 136.)

Terms Used In California Vehicle Code 21657

  • Highway: is a way or place of whatever nature, publicly maintained and open to the use of the public for purposes of vehicular travel. See California Vehicle Code 360
  • traffic: includes pedestrians, ridden animals, vehicles, street cars, and other conveyances, either singly or together, while using any highway for purposes of travel. See California Vehicle Code 620
  • vehicle: is a device by which any person or property may be propelled, moved, or drawn upon a highway, excepting a device moved exclusively by human power or used exclusively upon stationary rails or tracks. See California Vehicle Code 670