It shall be the duty of the Traffic Division, with such aid as may be rendered by other members of the Police Department, to enforce the traffic code and all of the state vehicle laws applicable to street traffic in this city, to make arrests for traffic violation, to investigate accidents, and to cooperate with the Traffic Engineer and other officers of the city in the administration of the traffic laws and in developing ways and means to improve traffic conditions, and to carry out those duties specially imposed on said Division by this code.
(Prior Code, § 40.04)