17.216.850   C-3 zone-Setbacks and stepbacks.
   A.   Front-yard and street side-yard setback. There is no minimum front-yard or street side-yard setback. The maximum setback is 10 feet.
   B.   Interior side-yard setback.
      1.   Unless paragraph 2 of this subsection applies, there is no minimum interior side-yard setback.
      2.   If the side-yard lot line is adjacent to an R-zoned lot and is not separated by an alley, the minimum interior side-yard setback is five feet.
   C.   Rear-yard setback.
      1.   Unless paragraph 2 of this subsection applies, there is no required minimum rear-yard setback.
      2.   If the rear-yard lot line is adjacent to an R-zoned lot and is not separated by an alley, the minimum rear-yard setback is 15 feet.
   D.   Tower setbacks and stepbacks.
      1.   Definitions. For the purposes of this article,
         a.   "Tower" means that portion of a building located above the building base.
         b.   "Building base" means the first 65 feet of building height.
      2.   Front-yard and street side-yard setback. The front-yard and street side-yard setback for commercial, mixed-use, and residential towers is the same as for the main wall of the building base.
      3.   Rear-yard tower setback.
         a.   The minimum rear-yard tower setback for a residential tower is 40 feet from the rear lot line. If the rear lot line is adjacent to an alley, the setback is measured to the centerline of the alley.
         b.   The minimum rear-yard tower setback for a commercial or mixed-use tower shall be determined through the site plan and design review process.
      4.   Interior side-yard tower setback.
         a.   The minimum interior side-yard tower setback for a residential tower is 40 feet.
         b.   The minimum interior side-yard tower setback for a commercial or mixed-use tower shall be determined through the site plan and design review process.
      5.   Tower separation: The minimum setback between towers is 80 feet.
      6.   Additional step-backs shall be provided as required in the capitol view protection section below or as determined in the site plan and design review process. (Ord. 2013-0020 § 1; Ord. 2013-0007 § 1)