17.28.110 Interior yards and courts.
   The provisions of the R-3 zone, § 17.24.100(C) shall apply. The minimum distance between single-story dwellings, neither one of which has an entrance opening upon the intervening space, shall be not less than ten feet, and the minimum distance between dwellings in all other cases shall be not less than 20 feet.
(`78 Code, § 17.28.110.)