No person shall ride or drive any horses, oxen, mules, cattle or other teams, any cart, wagon, dray, carriage, automobile, motorcycle, motor bicycle or other vehicle upon or across any sidewalk within the City at any place other than a place where there has been and is prepared an established roadway across the sidewalk. The provisions of this section shall not apply to fire-fighters of the City in the performance of their functions or duties.
(1958 Code § 16.21)