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Article 3: Base Zoning Districts 27 <br /> Section 3.3: Residential Districts <br /> SECTION 3.3: RESIDENTIAL DISTRICTS <br /> RBDIMENSIONAL AND RATIO STANDARDS <br /> RURAL BUFFER Lot Size, min. 87,120 <br /> Conventional <br /> Subdivision Lot Size, 87.120 <br /> min. square feet <br /> Flexible Development <br /> Subdivisions Lot Size, 87,12040,000 <br /> min. square feet <br /> PURPOSE Lot Width, min. (feet) 130 <br /> The purpose of the Rural Buffer(RB) District is to provide locations <br /> for rural residential developments and agricultural, silvicultural or <br /> horticultural uses which serve to buffer or separate more intensively Front Setback from <br /> planned and/or developed portions of Orange County. ROW, min. (feet) 40[1] <br /> Development within the Rural Buffer(RB) District is at very low <br /> densities(the minimum lot size per dwelling unit is two acres)and <br /> relies on individual wells and ground absorption systems for Corner Side Setback, 40 [2] <br /> domestic water supply and sewage disposal, respectively. min. (feet) <br /> APPLICABILITY Side Setback, min. (feet) 20 [1] <br /> This district will usually be applied where the following conditions <br /> exist: <br /> Rear Setback, min. (feet) 20 [1] <br /> 1. Designated by the adopted Comprehensive Plan as Rural Buffer <br /> or by the adopted Joint Planning Area Land Use Plan as Rural <br /> Residential or both. <br /> 2. Urban services, including water distribution and sewage Height, max. (feet) 25 [3] <br /> collection mains, are not likel within 10-20 ears. <br /> R- <br /> CU .058 <br /> Floor Area Ratio, max. 4 <br /> NR .088 5 <br /> NR- .100 [5] <br /> DIMENSIONAL STANDARDS NOTES: CU <br /> [1]Accessory structures shall not be erected in any required front R- <br /> open space and shall also conform to all other regulations. CU <br /> [2]Any corner lot having an abutting interior lot on its side street Required Open Space NR .84 <br /> shall observe a front yard setback from both streets provided, Ratio, min. NR- <br /> however, that this requirement does not reduce the width suitable CU <br /> for a building on said lot to less than 25 feet. (See graphic in Required Livability R- <br /> Section 6.2.7). Space Ratio, min. CU .75 <br /> [3]Two feet of additional height shall be allowed for one foot <br /> increase of the required front and side setbacks. Required Recreation R .028 <br /> [4] R=residential, NR= non-residential, CU =conditional use Space Ratio, min. R- 031 <br /> [5] Permitted non-residential uses existing as of 5/6/98 shall be CU <br /> limited to a maximum floor area ratio of.141 in the RB,AR, R-1, R- R- <br /> 2, R-3, and R-4 zoning districts. Gross Land Area, min. CU 174.240 <br /> (square feet) NR- <br /> CU <br /> Required Pedestrian/ NR <br /> Landscape Ratio, min. NR- 21 <br /> CU <br /> 5 Refer to Section 7.12.3: Flexible Development,which requires additional standards to reduce minimum lot size. <br /> Orange County, North Carolina—Unified Development Ordinance Page 3-2 <br />