(a) No person shall operate a vehicle while his ability or alertness is so impaired by fatigue, illness or any other cause or combination of causes that it is unsafe for him to drive such vehicle.
(Ord. 16-72. Passed 3-7-72.)
(b) Whoever violates any provision of this section is guilty of a minor misdemeanor on a first offense; on a second offense within one year after the first offense, the person is guilty of a misdemeanor of the fourth degree; on each subsequent offense within one year after the first offense, the person is guilty of a misdemeanor of the third degree.