Members of the Police Department are hereby authorized to direct all traffic in accordance with the provisions of this section or in emergencies as public safety or convenience may require, and it shall be unlawful for any person to fail or refuse to comply with any lawful order, signal, or direction of a police officer. Except in case of emergency, it shall be unlawful for any person not authorized by the Chief of Police to direct or attempt to direct traffic.
(Prior Code, Chapter 13, Article 1, § 3) Penalty, see § 70.99