Any awning or marquee and its accompanying structural members shall be maintained in good repair, and shall not constitute a nuisance or a safety hazard. In the event such awnings or marquees are not properly maintained in accordance with the foregoing, they shall, together with their supporting members, be removed forthwith. In the event such awnings or marquees are made of cloth, plastic, or similar materials, such cloth or plastic, where exposed to public view, shall be maintained in good condition and shall not show evidence of ripping, tearing, or other deterioration. (1969 Code 156.304)