Unified Development Ordinance, 4th supplement, September 2017
Part 10A: Unified Development Ordinance City of Raleigh, North Carolina 12 – 13 Effective Date: September 01, 2013 Supp. No. 2 Article 12.2. Defined Terms | CHAPTER 12. DEFINITIONS N Mixed Use District The following general use or conditional use zoning districts: Residential Mixed Use (RX)-, Office Park (OP-), Office Mixed Use (OX-), Neighborhood Mixed Use (NX-), Commercial Mixed (CX-), Downtown Mixed Use (DX-) and Industrial Mixed Use (IX-). Modified Natural Stream An on-site channelization or relocation of a stream channel and subsequent relocation of the intermittent or perennial flow as evidenced by topographic alterations in the immediate watershed. A modified natural streammust have the typical biological, hydrological and physical characteristics commonly associated with the continuous conveyance of water. n Natural Protective Yard A landscaped yard area that contains no buildings, vehicular surface area, loading, storage or display service areas, in which no tree disturbing activity or grading shall take place unless in accordance with an approved tree removal permit. No tree removal permit shall be issued if the cumulative grading and tree removal exceeds 30% of any natural protective yard. Natural Resource Buffer Yard Buffer areas that limit land disturbing activities adjacent to fragile environmental areas, which include, but are not limited to, watercourse buffers. New Construction Structures for which the “start of construction” commenced on or after the effective date of this UDO and includes any subsequent improvements to such structures. o Off-Premises Sign Any sign or structure, pictorial or otherwise, regardless of size or shape that directs attention to a business, commodity, attraction, profession, service or entertainment conducted, sold, offered, manufactured, existing or provided at a location other than the premises where the sign is located or to which it is affixed. Sometimes called non-point-of-sale sign. Off-Site Stormwater Control Facilities The overall design, construction and maintenance of one or more devices and measures and associated drainage easements, conduits, inlets, channels, pipes and ditches, level spreaders, filters, buffers, bioretention areas, sand filters, detention basins, wetlands and ponds necessary to collect, convey, store and control stormwater runoff and pollutants for more than 1 lot. Stormwater control facilities serving contiguous properties or a subdivision or a portion of a subdivision greater than 1 lot are examples of off-site stormwater control facilities. One Hundred-Year Storm The stormwater runoff resulting from a rainfall of an intensity expected to be equaled or exceeded, on the average, once in 100 years and of a duration which will produce the maximum peak rate of runoff, for the watershed of interest under average antecedent wetness conditions. On-Premise Sign Any sign or structure, pictorial or otherwise, regardless of size or shape that directs attention to a business, profession, commodity, attraction, service or entertainment conducted, offered, sold, manufactured, existing or provided at a location on the premises where the sign is located or to which it is affixed. A sign that identifies both an on-premises subsidiary and an off-premises parent company is an off-premises sign. On-Site Stormwater Control Facilities The overall design, construction and maintenance of one or more devices and measures and associated drainage easement, conduits, inlets, channels pipes, ditches, level spreaders, filters, buffers, bioretention areas, sand, filters, detention basins, wetlands and ponds, necessary to collect, convey, store and control stormwater runoff and pollutants within and for a single lot.