![]() All applications in areas of special flood hazard must be reviewed by the Flood Plain Manager. Buildings constructed within special flood hazard areas must have a building permit prior to the start of construction. View for more information on FEMA Building Science.All developments in the special flood hazard areas of Walton County must be issued a development order prior to developing. View for more information on FEMA’s National Flood Insurance Program’s Technical Bulletins Revised guidance of site development practices such as accessory storage structures, the use of fill and others.Revised guidance of below-base flood elevation building elements including mechanical, electrical and plumbing equipment, ducts, tanks and fixtures and others.New guidance on enclosed areas below elevated buildings, including louvers/lattice, above-grade enclosures, and two-level enclosures.Clarification of the requirements for design certification in Zone V.New tables comparing National Flood Insurance Program free of obstruction requirements with related building code requirements.TB 5 describes methods for avoiding potential building and site obstructions that could divert or obstruct floodwater and waves below elevated buildings which could impose additional flood loads on foundation systems or adjacent buildings. Technical Bulletin 5, Free-of-Obstruction Requirements (TB 5) provides guidance on the National Flood Insurance Program free-of-obstruction requirement in Coastal High Hazard Areas (Zone V), as well as general construction methods that minimize flood damage potential in Zone V. Expanded discussion on completing the FEMA Elevation Certificate (EC) and documentation for certification of engineered openings.New guidance on above-grade enclosed areas and two-level enclosures. ![]()
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