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ORDINANCE 2012-036 datum specified on the Flood Insurance Rate Map (FIRM). [Also defined in FBC, Bl Basement. A story partly underground and having at least one-half ('/2) of its height above the average adjoining grade. A basement or cellar shall be counted as a story if the vertical distance from the average adjoining grade to the ceiling is over five (5) feet. For purposes of County Code Chapter 930 relating to flood protection, "basement" means that portion of a building having its floor subgrade (below ground level) on all sides. [Also defined in FBC, Bl Coastal construction control line. A line of regulatory 'uFisd "+'"" as established in 1987 by thee Florida DepaAment ef Natural Reseumes (Seetion 161.053 F.S.) All aefivity seawafd of the line must be eeor-dinated with F P.N D . The line established by the State of Florida pursuant to Section 161.053, F S and recorded in the official records of Indian River County, which defines that portion of the beach -dune system subject to severe fluctuations based on a 100 -year storm surge storm waves or other predictable weather conditions. Coastal high hazard area. an area of speeial fl "'"azar`' f.,,v,., eK4ea iag oF� here to the if lan a lifnit of a primary ffeRW dune along an open eeast and my other- area subjeet to high Velee-ty wave aetion ffem s+,.soufees A special flood hazard area extending from offshore to the inland limit of a primary frontal dune along an open coast and any other area subject to. high velocity wave action from storms or seismic sources. Coastal high hazard areas are also referred to as "high hazard areas subiect to high velocity wave action" or "V Zones" and are designated on Flood Insurance Rate Mans (FIRM) as Zone V1 -V30 VE or V. [Note: The FBC,13 defines and uses the term "flood hazard areas subject to high velocity wave action" and the FBC R uses the term "coastal high hazard areas."] Design flood The flood associated with the greater of the following two areas: [Also defined in FBC B 1. Area with a floodplain subject to a 1 -percent or greater chance of flooding in any year; or 2. Area designated as a flood hazard area on the community's flood hazard map, or otherwise legally designated. Design flood elevation The elevation of the "design flood," including wave height, relative to the datum specified on the community's legally_ designated flood hazard map. In areas designated as Zone AO the design flood elevation shall be the elevation of the highest existing grade of the building's perimeter plus the depth number (in feet) specified on the flood hazard map In areas designated as Zone AO where the depth number is not specified on the map, the depth number shall be taken as being equal to 2 feet [Also defined in FBC, B, Section 1612.2.1 Development, floodplain For purposes of County Code Chapter 930 relating to flood protection any man-made change to improved or unimproved real estate, including but not limited to buildings or other structures tanks temporary structures temporary or permanent storage of equipment or materials mining dredging filling_ grading paving excavations, drilling operations or any other land disturbing activities within a special flood hazard area. Underline: Additions to Ordinance Deleted Text from Existing Ordinance C:\Documents and Settings\tlister\Desktop\Revised IRC Flood Protect Ord final 10-26-12.rtf