Agenda - 01-24-2017 - 6-g - Unified Development Ordinance (UDO) Text Amendments - Subdivision Regulations and Processes

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Article 3: Base Zoning Districts 28 Section 3.3: Residential Districts RB DISTRICT SPECIFIC DEVELOPMENT STANDARDS 1. Uses shall be restricted to those indicated for the RB District in Section 5.2, unless a Conditional Use(CU) or MPD-CZ District is approved (see Section 3.8). 2. Development within the zoning district shall be subject to all applicable use standards detailed in Article 5 and all applicable development standards detailed in Article 6 of this Ordinance. 3. While the Minimum Lot Size may be 87,120 square feet, the density permitted on a given parcel is based on the Watershed Protection Overlay District in which the property is located. Refer to Section 4.2.4 for a breakdown of the allowable density(i.e., the number of individual dwellings that can be developed on a parcel of property). 4. Allowable impervious surface area is based on the Watershed Protection Overlay District in which the property is located. Refer to Section 4.2.5 for a breakdown of the allowable impervious surface area. 5. For lots outside of a Watershed Protection Overlay District(see Section 1.2), the minimum usable lot area for lots that utilize ground absorption wastewater systems shall be 30,000 square feet for parcels between /10,000 square feet and 1.99 acres in size; zoning lots two acres and greater in size shall have a minimum usable lot area of at least 10,000 square feet. Regardless of subdivision process and reductions allowed in UDO Section 7.12, Flexible Development, lot(s)within the RB general use zoning district shall not be reduced below 1.0 acre in area in accordance the Orange County Comprehensive Plan and the Joint • _•_ - - _•- •- --•--• . For Subdivisions utilizing the Flexible Development Option, the required wastewater system area may be contained either within the residential lot or within dedicated easement and/or septic lot that is recorded and maintained within allowed open space areas, and as further defined in NC DHHS DPH Innovative Waste Water System Approval IWWS 2016-01. Under the Flexible Development Option required minimum lot size shall be based on proposed wastewater disposal and percentage of open space. 6 6. With the exception of Orange County government development projects,wastewater treatment facilities with a design capacity of 3,000 gallons per day or more and package treatment plants for sanitary sewage disposal are prohibited in the RB zoning district unless approved through the Special Use Permit(SUP) process or as a Conditional Use(CU) District. 7. Proposed subdivisions are subject to all applicable subdivision standards detailed in Article 7. Note that Article 7 provides for different dimensional requirements than those shown in the Dimensional and Ratio Standards table depending upon the type of subdivision proposed and the percentage of open space provided. The"Village Option"for a flexible development is not permitted in the RB district. 8. Subdivisions utilizing , following the conventional design process,-and/or proposing private roads are subject to larger setbacks and minimum lot sizes than those listed in the Dimensional and Ratio Standards. Refer to Section 7.8.4 for additional requirements. Refer to Section 7.8.5 for private road standards.' 9. The storage of junked or wrecked motor vehicles is prohibited except if the vehicle is stored in an enclosed building that conforms to applicable building code and zoning regulations or if such building is a legal non- conforming use. 6 Parcels within the Rural Buffer can only be reduced to 1 acre in size only through any'flexible development' subdivision process as detailed within the ^forcmcntioncd referenced documents. Staff is modifying existing language to ensure consistency with these requirements. ' Private road justification is still required for all subdivisions following the conventional design model (i.e. not proposing separate open space). Staff is modifying existing language to ensure consistency with proposed changes to Article 7. Orange County, North Carolina—Unified Development Ordinance Page 3-3