1270.07 R-5 APARTMENT RESIDENCE DISTRICT.
   (a)   Intent. It is the intent of the City, in the creation of the R-5 District, to provide a set of reasonable standards for the development of apartments; to provide for a variety of housing types in suitable locations which take advantage of the best sites within the community; to establish a density of population most appropriate to an anticipated community growth pattern; to provide adequate open space between buildings; to provide off-street parking adequate in amount and conveniently located; and to otherwise create housing conditions considered both desirable and feasible.
   (b)   Permitted Uses.
(1)   In an R-5 District no buildings or land shall be used or changed in use, and no building shall be located, erected or structurally altered, unless otherwise provided herein, except for one or more of the following uses:
         A.   Two-family duplex (units side by side).
         B.   Two-family duplex (units up and down).
         C.   Multiple-family dwellings.
         D.   Schools and other public uses.
         E.   Churches.
         F.   Customary accessory use or structure clearly incidental to the principal use which does not include any activity conducted as a business.
(2)   In an R-5 District the following uses shall be classed as conditionally permitted uses and may be permitted by the Board of Zoning Appeals subject to the general conditions set forth in Chapter 1264 and the following specific conditions:
         A.   Cluster subdivisions as provided in Chapter 1278.
         B.   Swimming pools.
         C.   Institutions. The principal building and/or activity area shall be located not less than fifty feet from any other lot in any R-5 District.
            (Ord. 70-6. Passed 2-4-70; Ord. 99-45. Passed 9-22-99.)
         D.   Wireless telecommunications towers and related wireless telecommunications facilities.
            (Ord. 99-46. Passed 10-24-99.)
   (c)   Prohibited Uses.
      (1)   Uses or processes which would affect an extensive area or be contrary to the public health and welfare in the City are prohibited in this and all other zoning districts. Prohibited uses include, but are not limited to, bituminous concrete manufacturing facilities, commonly known as "asphalt plants".
         (Ord. 98-87. Passed 3-1-99.)
      (2)   No building or structure, except a principle residence, shall be built or erected on any vacant lot within the district.
         (Ord. 2009-51. Passed 7-27-09.)
 
   (d)   Development Standards.
(1)   Building height. No principal or accessory building or structure shall hereafter be erected or structurally altered to a height exceeding forty five feet or four stories in height measured from grade to the ridge of the roof.
(2)   Floor area.
         A.   Basic housekeeping unit. Each basic housekeeping unit shall contain a minimum of 800 square feet. A maximum of .214 square feet of floor area shall be permitted for each square foot of land area.
         B.   Efficiency housekeeping unit. Each efficiency housekeeping unit shall contain a minimum of 700 square feet. A maximum of .192 square feet of floor area shall be permitted for each square foot of land area.
         C.   Measurement. "Floor area" is the sum of the areas for residential use on the several floors of a building or buildings measured from the faces of the exterior walls.
            The floor area includes:
            Halls, lobbies, stairways and elevator shafts.
            Basements or lowest story to extent used for residential use.
            Enclosed balconies and porches.
            The floor area does not include:
            Any terrace, patio, atrium, porch or balcony which is not covered.
            Any area for special purpose for common use of all occupants, such as recreation, library or infirmary.
            Any garage or carport.
            Any area used for major mechanical equipment.
         D.   Land area. "Land area" is the site area for residential use within the property lines plus half of any abutting alley or street right of way.
(3)   Open space.
         A.   Basic housekeeping unit. At least 3.6 square feet of lot area per one square foot of floor area shall be open space.
         B.   Efficiency housekeeping unit. At least 4.0 square feet of lot area per one square foot of floor area shall be open space.
         C.   Measurement. "Open space" is the total horizontal area of all uncovered open space and one-half of all covered open space. Covered open space is exterior space that is open on its sides to weather, but not open above to the sky.
(4)   Lot area and width. Any land development for an R-5 District shall contain a minimum lot area of five acres with a width of not less than 300 feet at the building line.
(5)   Yards.
         A.   Front yards. Each lot shall have a minimum front yard of not less than fifty feet along each major traffic street (arterial highway, expressway or collection road) or not less than twenty-five feet from the street line along each minor street.
         B.   Side and rear yards. Each lot shall have side yards and rear yards of not less than forty feet. On a corner lot the street side yard shall equal the required front yard for the lots facing that street. The rear yard of a double frontage lot shall meet the front yard dimensional requirements.
         C.   Buffer yards. No building shall be located closer than seventy-five feet from each side or rear property line which adjoins an existing single-family residence or along any residential district line.
(6)   Building orientation. Facing walls are walls opposite to and parallel with one another and wall lines at wall lines extended of opposite walls intersecting at angles of less than sixty-five degrees. The minimum horizontal distance between facing walls of any two buildings on one lot, or between facing walls in any one building, shall be as follows:
         A.   Where two facing walls both contain a window or windows, seventy-five feet;
         B.   Where only one facing wall contains a window or windows, fifty feet;
         C.   Where neither facing wall contains a window or windows, twenty-five feet;
         D.   Between corners of two buildings where the exterior wall of one building lies in such a way that it can be intersected by a line drawn perpendicular to any exterior wall of other buildings, other than by a line that results from parallel walls, twenty-five feet.
(7)   Parking.
         A.   Number of spaces. Two parking spaces shall be provided for each dwelling unit.
         B.   Location of parking spaces. The parking spaces required shall be provided on the same lot served.
         C.   Design standards. The minimum dimensions of stalls and aisles shall be as follows:
            No less than twenty feet of open space shall be provided between the curb line of any parking area and the outside wall of the building. Parking lot dimensions shall be no less than those listed in the following table:
 
 
Feet
Aisle Width
Angle of Parking (Degrees)
Parking Width
Stall Depth
One-Way
Two-Way
90
10
20
20
24
60
10
21
18
21
45
10
20
15
18
30
10
22
12
15
Parallel
8
22
12
18
   All dead-end parking lots shall be designed to provide sufficient back-up area for the end stalls of the parking area.
   Parking areas shall be designed so that each motor vehicle may proceed to and from the parking space provided for it without requiring the moving of the motor vehicles.
   The width of entrance and exit drives shall be a minimum of twelve feet for one-way use only, a minimum of twenty feet for two-way use, and a maximum of twenty-four feet at the street line.
   Setbacks for parking areas shall be provided as follows:
   All parking spaces and access drives shall be at least twenty feet from any multiple dwelling building on the lot.
   All parking spaces and access drives shall be at least five feet from any exterior lot line.
   Except at entrance and exit drives, areas shall be physically separated from any public street by a minimum five foot planting strip. In no case shall parking areas be designed to require or encourage cars to back into a public street in order to leave the lot.
   No one area for off-street parking of motor vehicles shall exceed thirty-six cars in capacity. Separate parking areas on a parcel shall be physically separated from one another by eight foot planting strips.
   A structure or planting material shall be provided of sufficient height and density to screen off-street parking lots from public street view and from adjoining residential districts. Such screening treatment shall conform to the requirements of all applicable City ordinances and to such reasonable conditions as may be required by the Planning Commission. (Ord. 70-6. Passed 2-4-70.)
(8)   Drainage, surfacing and maintenance standards. The area of the lot not landscaped and so maintained, including driveways, shall be graded, hard-surfaced, and drained to the satisfaction of the City Engineer to the extent necessary to prevent dust, erosion, or excessive water flow across streets or adjoining property. Parking areas shall be kept clean and free from rubbish or debris. (Ord. 2011-83. Passed 11-21-11.)
   (e)   Permitted Signs. The provisions of Chapter 1274 shall be in full force and effect in the R-5 District. (Ord. 70-6. Passed 2-4-70.)
 
   (f)   Density Limitation. The net residential density in this District shall not exceed six dwelling units per acre. (Ord. 2012-19. Passed 4-16-12.)