A.   A building used exclusively for public parking shall not exceed forty feet (40') in height.
   B.   In any building or structure in which the top floor is used for public parking, a wall five feet (5') in height shall be maintained above the top floor around all sides of the building or structure, except the alley side. The height of the wall shall not be used in determining the height of the building or structure for the purposes of the maximum height permitted by this article.
   C.   Surface parking upon any lot upon which no parking structure is constructed or maintained shall be subject to the provisions of this code applicable to automobile parking lots. (Ord. 80-O-1759, eff. 4-17-1980; amd. Ord. 83-O-1882, eff. 3-31-1983)