§ 153.021 LIMITED SUBURBAN RESIDENTIAL DISTRICT.
   (A)   Permitted use. Land and buildings in the Limited Suburban Residential Districts shall be used only for the following purposes:
      (1)   Dwelling structures. 
         (a)   One-family dwelling structures.
         (b)   Two-family dwelling structures existing as of September 5, 2007.
      (2)   Home occupation. Home occupation in association with a permitted dwelling, and in accordance with the provisions of § 153.073.
      (3)   Accessory use. Accessory buildings and uses in association with permitted dwellings as specified in § 153.074.
      (4)   Public school and parks. Public school offering general educational courses and having no rooms regularly used for housing or sleeping of students. Parks, playgrounds and playfields.
      (5)   Private school. Private school offering general educational courses similar to those ordinarily given in public schools and having no rooms regularly used for housing or sleeping of students, providing it occupies a lot of not less than five acres.
      (6)   Type B child care, as defined by R.C. Chapter 5104, as an accessory use of a dwelling provided it occupies a lot of not less than one acre and there shall be an outdoor play area of 200 square feet or more per child. Such play area shall be arranged in accordance with the provisions of this district for accessory uses and shall be enclosed a fence permitted by Code.
      (7)   Accessory child and adult daycare. Accessory in association with a permitted school or religious use when the following standards are met:
         (a)   Outdoor recreation areas shall be arranged in accordance with the provisions of this district for accessory structures and shall be enclosed with a fence permitted by Code.
         (b)   A landscape plan shall be submitted with an application for certificate of zoning plan approval indicating compliance with the following requirements.
            1.   Evergreen, deciduous, or a mix of the two types of shrubs shall be installed along the outside of the outdoor recreation area fence.
            2.   Shrubs shall be planted to provide a minimum 50% opaque screen achieved within four years of installation. The minimum height requirement at planting shall be 24 inches.
            3.   A deciduous tree from Group B or C of Appendix E of the Dublin Zoning Code shall be planted every 30 feet along the outside of the play area fence. A minimum two-inch caliper size is required at planting.
         (c)   Outdoor play. All outdoor play equipment and shade structures visible from the right-of-way or adjacent properties shall utilize subdued colors. Height of outdoor play equipment shall not exceed the height permitted for accessory structures in accordance with the provisions of this district.
   (B)   Conditional use. The following uses shall be allowed in the Limited Suburban Residential District subject to approval in accordance with § 153.236. The design, materials, bulk and height of buildings shall be compatible with and sufficiently buffered from surrounding development to mitigate any potential adverse impact(s).
      (1)   Religious. Church or other place of worship provided it occupies a lot of not less than five acres.
      (2)   Child and adult daycare center. For the purposes of this section, DAYCARE CENTERS shall mean any place in which child or adult care is provided for seven or more children or adults at one time that is not the permanent residence of the licensee or administrator.
         (a)   The daycare center shall be located on a lot that is two acres or larger and has frontage on a collector or arterial roadway as determined by the City Engineer at the time of application for certificate of zoning plan approval.
         (b)   Outdoor recreation areas shall be arranged in accordance with the provisions of this district for accessory structures and shall be enclosed with a fence permitted by Code.
         (c)   A landscape plan shall be submitted with an application for certificate of zoning plan approval indicating compliance with the following requirements.
            1.   Evergreen, deciduous, or a mix of the two types of shrubs shall be installed along the outside of the outdoor recreation area fence.
            2.   Shrubs shall be planted to provide a minimum 50% opaque screen achieved within four years of installation. The minimum height requirement at planting shall be 24 inches.
            3.   A deciduous tree from Group B or C of Appendix E of the Dublin Zoning Code shall be planted every 30 feet along the outside of the play area fence. A minimum two-inch caliper size is required at planting.
         (d)   Outdoor play. All outdoor play equipment and shade structures visible from the right-of-way or adjacent properties shall utilize subdued colors. Height of outdoor play equipment shall not exceed the height permitted for accessory structures in accordance with the provisions of this district.
         (e)   Design. Where daycare facilities are developed as a principal use, the facility shall be designed in accordance with the residential design standards of § 153.190.
   (C)   Development standards. In addition to the provisions of §§ 153.070 through 153.076, the following standards for arrangement and development of land and buildings are required in the Limited Suburban Residential District.
      (1)   Lot area and coverage. For each dwelling unit there shall be a lot area not less than 20,000 square feet per dwelling unit.
         (a)   For all other permitted uses and conditional uses, the lot area shall be adequate to meet the sanitation requirements of the County Board of Health, but shall not be less than that prescribed for such use.
         (b)   Only one principal use shall be permitted on a lot, and such lot shall not be covered more than 20% by structure.
      (2)   Lot width. For a one-family dwelling there shall be a lot width of 100 feet or more at the front line of the dwelling, and such lot shall have access to and abut on a public right-of-way for a distance of 60 feet or more. For a conditional use, the lot width shall be adequate to meet the development standards of the Limited Suburban Residential District.
      (3)   Side yard. For dwellings or associated accessory buildings there shall be a total of side yards of 20 feet or more with a minimum of eight feet on one side. For a conditional use, except dwellings, and accessory structures thereto, there shall be a side yard on each side of a building of 25 feet or more.
      (4)   Rear yard. For main buildings there shall be a rear yard of 20% or more of the lot depth, except that a rear yard of more than 50 feet shall not be required.
      (5)   Maximum height. No dwelling structure shall exceed 35 feet in height. Maximum height for other structures shall not exceed a safe height as determined by the Fire Chief and as reviewed and accepted by the Planning and Zoning Commission.
('80 Code, §§ 1149.01 - 1149.03) (Ord. 21-70, passed 7-13-70; Am. Ord. 147-97, passed 12-15-97; Am. Ord. 50-07, passed 8-6-07; Am. Ord. 57-07, passed 9-4-07; Am. Ord. 41-09, passed 9-8-09; Am. Ord. 13-11, passed 4-11-11) Penalty, see § 153.999