Agenda - 12-07-2015 - 7-a - Major Subdivision Preliminary Plat Application

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5 There will be a gated access off of the cul-de-sac for those property owners to the north who desire to continue to use this as their access. This area can also be utilized for emergency vehicle access if necessary. Staff has determined that the proposed roadway construction and layout is consistent with the requirements of the UDO. Staff and NCDOT have also determined that the limited access to Erwin Road and the properties to the north are sufficient for services and emergency services. Utilities —Water and Sewer: The applicant is proposing to serve the project with individual wells and septic systems developed on each lot. The Plan Sheet C-6 in Attachment 8 denotes anticipated locations for well and septic sites for the lots. STAFF COMMENT. Orange County Environmental Health has indicated that they do did not foresee any potential problems with the proposed layout with respect to finding suitable soils to support septic tank development. For more information please refer to Attachment 3. Stormwater Drainage: Drainage will be engineered according to Best Management Practices (BMP) at the time of permit application for construction and will be handled through a curb and gutter system located within the proposed road rights-of-way. The property is subject to adopted stormwater management guidelines. The Preliminary Plat provides an assessment demonstrating the project will comply with established standards. STAFF COMMENT. The applicant has submitted a preliminary stormwater analysis for staff review and comment. Stormwater and Erosion Control permits(s) will be required and submitted for this project prior to land disturbing activity. Open Space: Open space for the project is broken down on Sheet C.1 in Attachment 8 of the submittal as follows: • Primary Open Space (i.e. wetlands, streams, floodplains, slopes greater than 25%, natural areas/wildlife corridors, etc.)—4.02 acres (175,111 square feet). • Secondary Open Space (i.e. Open space access, woodlands, slopes between 15% and 25%, scenic views, etc.)— 17.49 acres ( 761,864 square feet)further broken down as: o Perimeter Buffer(100 feet in width): 12.61 acres o Woodlands/fields: 4.8 acres The total area reserved as common open space is approximately 21.5 acres (44.9% of the site) composed of fields and forested areas with existing, mature, vegetation and trees with an approximate height of between 50 to 80 feet. All 19 lots are adjacent, and have access to, primary and/or secondary open space areas. Access to open space areas is also via the proposed five foot (5)wide concrete sidewalk running throughout the project. STAFF COMMENT. Staff has determined the proposed open space meets the requirements of the UDO. Note: the applicant has also provided details regarding a gazeebo amenity within the active open space area along the pond. Land Use Buffer: The Preliminary Plat indicates there will be a 30-foot Type "B" land use buffer along Erwin Road and Whitfield Road. The buffers are comprised of existing, dense, vegetation composed of existing, mature, shrubs and trees with an approximate height of between 50 to 70 feet.