1157.07 SETBACK AND FLOOR AREA REQUIREMENTS.
   (a)   Setback Requirements. Every permitted use of land and all buildings and structures shall be located on a lot in a manner that maintains the required setback from a right-of-way as forth in Schedule 1157.07 , except as otherwise regulated in Chapter 1183 , Conditional Use Regulations, for conditional uses. The area within any setbacks shall remain unobstructed by structures except as otherwise permitted in this Code.
 
   (b)   Building Setback from Project Boundary. The setback of a dwelling from any project boundary shall be not less than the distance set forth in Schedule 1157.07 . The project boundary shall include all lot lines that divide the tract of land developed for multi-family units from adjacent lots not included in the development.
 
   (c)   Building Spacing. The minimum distance separating buildings shall be not less than the distance set forth in Schedule 1157.07 .
 
   (d)   Schedule 1157.07 Minimum Building Setbacks.
Schedule 1157.07
Minimum Building Setbacks and Spacing
 
R-4
Multi- family District
R-5
Multi- family District
R-6
Multi- family District
(1)    Minimum Setback from Street Right-of-Way
25
25
40 feet
(2)    Minimum Building Setback from:
   A.    Project boundary lines abutting an R-1, R-2 District
30 feet
30 feet
30 feet
   B.    Project boundary line abutting all other districts
20 feet
20 feet
20 feet
(3)    Minimum Building Separation(a)
 
 
 
   A.    Main wall to main wall
40 feet
40 feet
40 feet
   B.    Main wall to end wall
25 feet
25 feet
40 feet
   C.    End wall to end wall
15 feet
15 feet
25 feet
(a)    The Planning Commission may permit a reduction in these spacing requirements when it determines that adequate privacy is provided through the use of landscaping, architectural features, or other similar means of insuring privacy.
   (e)   Definitions. The following definitions shall apply to terms used in this Section:
      (1)   Main Wall. The outside wall of a building that contains the primary windows of any living, family or dining room.
      (2)   End Wall. The outside walls other than a main wall of a building, which may be blank or contain windows not considered to be primary windows.
 
   (f)   Gross Floor Area of Dwelling Units. The gross floor area for each multi-family dwelling unit in the R-4, R-5, and R-6 Districts shall not be less than that set forth in Schedule 1157.07 (f).
 
Schedule 1157.07(f)
Gross Floor Area Requirements for Dwellings
 
Minimum Gross
Floor Area
(1)    Multi-family Dwellings
         A.    One bedroom
750 sq. ft.
         B.    Each additional bedroom
150 sq. ft.
 
   (g)   Projections into Required Setbacks. Projections into required setbacks shall comply with the regulation in Section 1153.13.