A. To designate and maintain, by appropriate devices, marks or lines upon the surface of the roadway, crosswalks at intersections where in his opinion there is particular danger to pedestrians crossing the roadway, and at such other places as he may deem necessary;

B. To establish safety zones of such kind and character and at such places as he may deem necessary for the protection of pedestrians;

C. To designate permanent or temporary no parking zones along city streets and rights-of-way, and to maintain such zones, by appropriate signage, as he may deem necessary for the safe flow of traffic and for the protection of pedestrians;

D. To mark lanes for traffic on street pavement at such places as he may deem advisable, consistent with the traffic laws of the city. [Code 2004 § 12-15.]