To assist in the direction and handling of traffic, the Traffic Engineering Division may install and use raised safety zones and such other signals and devices as signs, lights, lines and the like, which to the Traffic Engineer seem advisable.
(Ord. 894, passed 1-5-1950; Ord. 2095, passed 11-11-1968)
Traffic signs, signals and markings, see MCLA 257.608 et seq.