57-10 Amends Chpt 1308, Flood Damage Prevention

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Unless specifically defined below, words or phrases used in these regulations shall be interpreted so as to give them the meaning they have in common usage and to give these regulations the most reasonable application. (a) "Accessory Structure" means a structure on the same lot with, and of a nature customarily incidental and subordinate to, the principal structure. (b) "Appeal" means a request for review of the floodplain administrator's interpretation of any provision of these regulations or a request for a variance. (c) "Base Flood" means the flood having a one percent chance of being equaled or exceeded in any given year. The base flood may also be referred to as the 1% chance annual flood or one-hundred (100) year flood. (d) "$ase (100-Year) Flood Elevation (BFE)" means the water surface elevation of the base flood in relation to a specified datum, usually the National Geodetic Vertical Datum of 1929 or the North American Vertical Datum of 1988, and usually expressed in Feet Mean Sea Level (MSL). In Zone AO areas, the base flood elevation is the natural grade elevation plus the depth number (from 1 to 3 feet). (e) "Basement" means any area of the building having its floor subgrade (below ground level) on all sides. (f) "Development" means any manmade change to improved or unimproved real estate, including but not limited to buildings or other structures, mining, dredging, filling, grading, paving, excavation or drilling operations or storage of equipment or materials. (g) "Enclosure Below the Lowest Floor" see "Lowest Floor." (h) "Executive Order 11988 (Floodplain Management)" means the executive order issued by President Carter in 1977, this order requires that no federally assisted activities be conducted in or have the potential to affect identified special flood hazard areas, unless there is no practicable alternative. (i) "Federal Emergency Management Agency (FEMA)" means the agency with the overall responsibility for administering the National Flood Insurance Program. (j) "Fill" means a deposit of earth material placed by artificial means. (k) "Flood" or "Flooding" means a general and temporary condition of partial or complete inundation of normally dry land areas from: 1. The overflow of inland or tidal waters, and/or 2. The unusual and rapid accumulation or runoff of surface waters from any source. (1) "Flood Hazard Boundary Map (FHBM)" means the initial map, produced by the Federal Emergency Management Agency, or U.S. Department of Housing and Urban Development, for a community depicting approximate special flood hazard azeas. 14