It shall be unlawful for any person to enter upon a county-operated public parking facility and:
(1) Engage in any conduct, sport or activity which may jeopardize the safety or welfare of persons or property, including but not limited to riding any coasting device, bicycle or unregistered self-propelled vehicle, playing in or tampering with elevators, climbing, skating or skateboard riding, ball playing, throwing, slinging or otherwise projecting objects within or from public parking facility and sledding.
(2) Tamper with, deface or otherwise cause injury to fire equipment, parking equipment or other county property contained therein or to any automobile parked therein.
(3) Discard waste material or otherwise deposit litter on the premises.
(4) Fail to pay the prescribed parking fee to the attendant/cashier upon removing a vehicle from said facility when such facility is operated by an attendant/cashier employed by the county. (1978 L.M.C., ch. 7, § 2.)