The owner and/or occupant of any building, or any part thereof, fronting upon, abutting, lying or adjacent to any public sidewalk or the owner or agent of any unoccupied building, lot, lots, tract, or parcel of ground fronting upon, abutting, lying or adjacent to any public sidewalk shall clear such sidewalk of all snow and /or ice accumulation within 24 hours after the snow fall has ceased, or ice has formed. This chapter shall not relieve the owner and/or occupant from any and all liability for injuries or damages occurring as a result of the snow and/or ice accumulation on the sidewalk, nor shall this chapter render the City liable to a person, persons, firm or corporation for damages as a result of injuries occurring upon the sidewalk.