(a) This chapter shall in no way abrogate the duties of an occupant, owner or lessee of property to remove snow or ice from the sidewalks contiguous to the premises of which he or she is the occupant, owner or lessee, as provided by the ordinances of the City.
(b) This chapter shall not be applicable to an owner, occupant or lessee who, by means of a motor-driven device, removes snow from the sidewalks contiguous to his or her premises, provided that such motor-driven device conforms to Section 874.05.
(1979 Code Sec. 13.32.060)