More than one structure containing a permitted or permissible principal use may be erected on a single lot in conformance with the provisions of this code; provided, that required yard area, setbacks, lot area and other requirements of this code shall be met for each structure as though it were on an individual lot or as may be otherwise specified in this code. (Ord. 1110 § 3, 2002; Ord. 929 Ch. 6(G), 1995).