No detached private garage or accessory building may be constructed, moved, altered or enlarged to a point closer to the street property line than the main wall of any building or dwelling located in any residential zone.

No accessory building shall exceed two stories or thirty-five feet in height. Enclosed storage structures located on the interior side yard and rear yard property lines subject to a conditional use permit as permitted in the R-3 multiplefamily residence zone, shall not exceed one story in height.

Accessory buildings, including private garages, which are connected by breezeways to main buildings, where the front walls of the accessory buildings are six feet or more to the rear of the rear wall of the main building may be considered detached accessory buildings under this code, but they shall comply with the side and rear yard requirements of this code for accessory buildings.