Every person riding a bicycle upon a roadway shall be granted all of the rights and shall be subject to all of the duties applicable to the driver of a vehicle by the laws of this state declaring rules of the road applicable to bicycles or by the traffic ordinances of this jurisdiction applicable to the driver of a bicycle, except as to special regulations in this chapter and except as to those provisions of laws and ordinances which by their nature can have no application. (Ord. 271 §1 (part), 1973).