A. No person shall leave any vehicle unattended in any alley of the city except for bona fide delivery vehicles which may stop for loading and unloading only, which loading and unloading shall be accomplished as quickly as reasonably possible. Nondelivery vehicles and delivery vehicles not in the process of loading and unloading may be removed and impounded and placed in such storage as may be designated by the city police department.

B. All charges for removing, impounding and storing of such vehicle shall be paid by the registered owner, operator, or other person having control of said vehicle, before said person may retake possession thereof. All such charges shall be a lien against such vehicle.

C. Utility repair vehicles, the crews of which are engaged in utility repairs, shall be excepted from prohibitions of this section.