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Article 10: Definitions Section 10.1: Definitions Orange County, North Carolina – Unified Development Ordinance Page 10-4 does not exist, where the path of flooding is unpredictable and indeterminate, and where velocity flow may be evident.43 Area of special flood hazard See “Special Flood Hazard Area (SFHA) Overlay District” Area of Future-Conditions Flood Hazard The land area that would be inundated by the 1-percent-annual-chance (100- year) flood based on future- conditions hydroloyhydrology.44 Assembly/Packaging Operation Assembly and packaging of merchandise for distribution by mail or carrier. Auditorium A place of assembly to watch and/or to hear athletic events, musical performances, dramatic or dance performances, speeches and/or ceremonies. The term is intended to include such uses as stadiums, coliseums, athletic centers, theaters and arenas. Bed and Breakfast Inn See “Rural Guest Establishments.” Base flood The flood having a 1% chance of being equaled or exceeded in any given year. It is often referred to as the 100-year flood. Base flood elevation (BFE) A determination of the water surface elevations of the base flood as published in the Flood Insurance Study of the water surface elevations of the base flood. When the BFE has not been provided in a “Special flood Hazard Area” (see definition) it may be obtained from engineering studies available from a Federal, State, or other source using FEMA approved engineering methodologies. This elevation, when combined with the “Freeboard” (see definition) establishes the “Regulatory Flood Protection” (see definition) elevation. Basement Any area of the building having its floor sub grade (below ground level) on all sides. Best Management Practices (BMPs) A structural or non-structural management-based practice used singularly or in combination to reduce non-point source pollution to receiving waters in order to achieve water quality protection goals. (See also, Detention Pond and Engineered Stormwater Controls) (Unless otherwise specified, “BMP”, when used in this Ordinance, refers to structural BMPs.) Biosolids Solid, semi-solid, or liquid residue (sewage sludge) generated during primary, secondary or advanced wastewater treatment processes of domestic sewage that is treated to state and/or federal standards for beneficial use (such as land application as fertilizer). Buffer A screening device used to moderate the adverse impacts of one land use upon another. Buffers may include walls, hedges, landscaped areas, berms, additional setbacks, or combinations of the above. 43 Adding a new definition to ensure consistency with the 2017 model flood damage prevention ordinance prepared by FEMA 44 The 2017 revised model flood ordinance identifies this definition as being options for adoption by local communities. Staff is recommending we incorporate same into the UDO. Formatte Formatte underline, Formatte color: Blue Formatte Formatte Formatte color: Auto Formatte Formatte color: Auto Formatte color: Auto 82