10-3-5: BUILDING BULK LIMITATIONS:
In this title, building bulk limitations are expressed in terms of lot coverage, maximum building height, minimum setbacks and minimum side and rear yards.
   A.   No building or other structure shall hereafter be erected, altered or enlarged so as to exceed the maximum lot coverage percentage or the maximum building height for the district in which the building or structure is located.
   B.   No building or other structure shall hereafter be erected, altered or enlarged unless the minimum setbacks and side and rear yards specified for the district in which such building, structure or use of land is located are maintained. All additions to principal buildings (for example, attached garages) shall comply with the setback and yard requirements for the principal building. The building bulk limitations applicable in each zoning district are set out in each chapter of this title. (1979 Code § 5-3-5)