(a) It shall be the duty of the officers of the police department or officers who are assigned by the chief of police, to enforce the traffic laws of the city and the state vehicle laws applicable to street traffic in the city.
(b) Officers of the police department or officers who are assigned by the chief of police are hereby authorized to direct traffic by voice, hand, or signal, in conformance with traffic laws; provided, that in the event of a fire or other emergency, to expedite traffic, or to safeguard pedestrians, officers of the police or fire departments may direct traffic as conditions require notwithstanding the provisions of the traffic laws.
(c) Officers of the fire department, when at the scene of a fire, may direct or assist the police in directing the traffic in the immediate vicinity.
(d) A person commits an offense if he intentionally fails or refuses to comply with the lawful order or direction of a police officer or fire department officer. (Ord. 14584)