905.02 OBSTRUCTIONS, DEFACING, ETC., PROHIBITED.
   (a)   No person shall deface any street, sidewalk or public place by painting, printing or otherwise marking or to place or to cause or permit to be placed upon any public street, sidewalk or public place within the City or in any ditch, drain or waterway along or adjacent thereto any ashes, cinders, earth, stone, lumber, wood, logs, machines, vehicles, conveyances or other implements not lawfully parked thereon, or any other object or substance which obstructs or impedes travel thereon or the flow of water in the gutters or drains, or neglect or refuse to remove or abate the nuisance occasioned by such obstruction or defacing within twenty-four hours after such person has knowledge of such existence of such nuisance, or within twenty-four hours of service of notice thereof in writing from the Mayor or his agent.
   (b)    Upon conviction of any such offense specified in subsection (a) hereof, the person convicted shall, within twenty-four hours after such conviction, remove or abate the nuisance created contrary to the provisions of this section, and his failure to do so shall constitute a second offense against the provisions of this section. The continued failure or refusal of such convicted person to remove or abate such nuisance as provided herein shall constitute a separate, distinct and additional offense for each successive twenty-four hour period of such failure or refusal.
   (c)    Any nuisance which arises by reason of any violation of this section may be abated in the manner provided for the abatement of nuisances in Article 1111 .