§ 185.038 RM-20 — MULTIPLE-FAMILY RESIDENTIAL DISTRICT.
   (A)   Intent. The provisions of this district are intended to apply to an area of high density residential development. Lot, height, and other restrictions are intended to accommodate an intense degree of development, maintaining adequate amounts of open space for residential uses. Some nonresidential uses compatible with the character of the district are allowed.
   (B)   Principal uses and structures:
      (1)   Multiple-family dwellings, provided that in no case shall there be more than twenty (20) dwelling units per gross residential acre. For multiple-family residential development that includes five (5) or more units, the provisions of (a) through (f) below, shall apply. Multiple-family developments of less than five (5) units shall be exempt from these provisions.
         (a)   A tree survey shall be submitted, where applicable, showing the types, locations, and sizes of existing trees.
         (b)   The perimeter of the project shall be provided with a six (6) foot high wall or fence of wood, masonry, brick, PVC, or wrought iron material. For perimeter fences adjacent to road right-of-ways, landscaping shall be provided between the road right-of-way and the perimeter fence. A minimum of one (1) tree for each fifty (50) linear feet of fence shall be provided. In addition to the tree requirement, a minimum of two (2) foot tall, continuous and unbroken row of shrubs shall be planted between the wall/fence and the right-of-way to provide relief from the wall/fence. Ivy or clinging vines may be used in lieu of the shrub requirement on masonry or brick fences. Earthen berms may be approved in lieu of the wall or fence provided the berm is six (6) feet in height with landscaping provided as identified in this subsection.
         (c)   Sidewalks required.
            1.   All buildings, parking areas and amenities shall be connected by sidewalks or interior walkways, and sidewalks along interior circulation drives shall connect with off-site sidewalks.
            2.   When parking is provided in front, behind or on the side, of a building along an interior circulation drive, a concrete sidewalk with raised curb shall be constructed between the parking spaces and the building, with connecting sidewalks to the building entrance. If such sidewalk is provided on only one side of an interior circulation drive, it shall
be at least five (5) feet in width. If sidewalks are provided on both sides of the interior circulation drive, they shall be a minimum of four (4) feet wide.
         (d)   Variations in building height.
            1.   For building of two (2) or three (3) stories in height and not exceeding one hundred (100) feet in length, at least fifteen (15) percent of the roof line shall have a variation in height, or an average variation in height, of at least five (5) feet.
            2.   For buildings of two (2) or three (3) stories in height and in excess of one hundred (100) feet in length, at least two (2) portions of the building shall have a variation in height, or an average variation in height, of at least five (5) feet. The combination of said required variations in height shall amount to not less than fifteen (15) percent of the length of the building.
            3.   For buildings of four (4) or more stories in height at least fifteen (15) percent of the roof line shall have a variation in height, or an average variation in height, of at least ten (10) feet.
         (e)   Variations in building facade.
            1.   For buildings not exceeding one hundred (100) feet in length, at least fifteen (15) percent of the building face shall have a variation in setback of at least five (5) feet.
            2.   For buildings in excess of one hundred (100) feet in length, at least two (2) portions of the building shall have variation in setback of at least five (5) feet. Variations of less than five (5) feet shall not count toward this requirement. The combination of said required variations in setback shall amount to not less than fifteen (15) percent of the length of the building.
         (f)   Balconies. Balconies designed for other than purely ornamental purposes shall be a minimum of five (5) feet in depth.
      (2)   Public parks, playgrounds and other public recreational facilities.
      (3)   Public utility equipment and facilities located within a utility easement or right-of-way.
      (4)   Congregate living facilities and group homes licensed and certified by the Department of Health of the state and rehabilitation services, including nursing homes.
      (5)   Public uses.
   (C)   Accessory uses and structures:
      (1)   Customary accessory uses of a noncommercial nature clearly incidental and subordinate to one (1) or more principal uses.
   (D)   Conditional uses:
      (1)   Public and private schools.
      (2)   Public utility equipment and facilities, except communication towers, not located within a utility easement or right-of-way.
      (3)   Churches.
      (4)   Private clubs or lodges.
      (5)   Private Marinas.
   (E)   Prohibited uses and structures:
      (1)   All uses not specifically or provisionally permitted herein.
      (2)   Corrections facilities.
   (F)   Lot and structure requirements:
      (1)   Minimum lot area — ten thousand (10,000) square feet.
      (2)   Minimum lot width — one hundred (100) feet.
      (3)   Minimum lot depth — one hundred (100) feet.
      (4)   Maximum building coverage - forty percent (40%).
      (5)   Minimum living area: None.
      (6)   Maximum height — seventy (70) feet.
      (7)   Minimum yard requirements:
         (a)   Front — twenty-five (25) feet minimum building setback, or equal to the height of the building, whichever is greater.
         (b)   Side interior — fifteen (15) feet minimum building setback, or equal to the height of the building, whichever is greater.
         (c)   Side corner — twenty-five (25) feet minimum building setback, or equal to the height of the building, whichever is greater.
         (d)   Rear — twenty-five (25) feet minimum building setback, or equal to the height of the building, whichever is greater.
         (e)   The minimum separation distance between multiple family residential buildings on the same property shall be thirty (30) feet.
         (f)   Parking may be located in a required front, rear or side yard for multifamily dwellings, provided such parking maintain at least a ten (10) foot setback from all front, side, and rear lot lines.
('74 Code, § 25-129) (Ord. 89-08, passed 4-27-89; Am. Ord. 94-26, passed 6-16-94; Am. Ord. 94-51, passed 11-16-94; Am. Ord. 95-44, passed 11-2-95; Am. Ord. 98-20, passed 7-16-98; Am. Ord. 98-31, passed 9-17-98; Am. Ord. 2005-16, passed 4-21-05; Am. Ord. 2005-67, passed 11-3-05; Am. Ord. 2016-17, passed 4-21-16; Am. Ord. 2018-33, passed 9-6-18; Am. Ord. 2020-12, passed 2-20-20; Am. Ord 2020-35, passed 6-18-20)