No person shall install, use, or maintain any publication vending machine which in whole or in part rests upon, in, or over any public sidewalk or parkway when such installation, use, or maintenance endangers the safety of persons or property or when such area or location is used for public utility purposes, public transportation purposes, or governmental use, or when such publication vending machines unreasonably interfere with or impede the flow of pedestrian or vehicular traffic including any legally parked or stopped vehicle, the ingress into or egress from any residence or place of business, or the use of poles, posts, traffic signs or signals, hydrants, mailboxes, or other objects permitted at or near said location. (Ord. 901-01 § 2 (part))