![]() ![]() If the Federal Insurance Administrator has not provided sufficient data to furnish a basis for these regulations in a particular community, the community shall obtain, review and reasonably utilize data available from other Federal, State or other sources pending receipt of data from the Federal Insurance Administrator. The Federal Insurance Administrator will provide the data upon which flood plain management regulations shall be based. Utilities and equipment must be located (elevated) at or above the BFE or designed to prevent flood waters from entering and accumulating in components during flooding.§ 60.3 Flood plain management criteria for flood-prone areas. Walls of enclosures must have minimum of two flood openings to allow passage of flood waters. Use of enclosures is restricted to parking of vehicles, building access, and storage. Structural and nonstructural building materials below the BFE must be flood damage-resistant. NFIP minimum design performance requirements in Zone Aīuilding and foundation must be designed (or modified), constructed, and adequately anchored to prevent flotation, collapse, and lateral movement resulting from hydrodynamic and hydrostatic loads, including the effects of buoyancy. Travel trailer without wheels, built on a chassis, affixed to a permanent foundation, and regulated under the community’s floodplain management regulations and building ordinances or laws.Manufactured home (also known as a mobile home), which a structure built on a permanent chassis, transported to its site in one or more sections, and affixed to a permanent foundation.Building with two or more outside rigid walls and a fully secured roof that is affixed to a permanent site.Structure: For floodplain management purposes, a walled and roofed building, or gas or liquid storage tank, that is principally above ground, including a manufactured home.Pre-FIRM: A building for which construction or Substantial Improvement occurred on or before December 31, 1974, or before the effective date of an initial FIRM.Post-FIRM: A building for which construction or Substantial Improvement occurred after December 31, 1974, or on or after the effective date of an initial FIRM, whichever is later.Substantial Improvement: Any reconstruction, rehabilitation, addition, or other improvement of a structure, the cost of which equals or exceeds 50 percent of the market value of the structure (or lower percentage if established by the community) before the “start of construction” of the improvement.įloodplain Management Definitions (2 of 2). ![]() Substantial Damage: Damage of any origin sustained by a structure whereby the cost of restoring the structure to its before-damaged condition would equal or exceed 50 percent of the market value of the structure before the damage occurred.An unfinished or flood-resistant enclosure used solely for parking, building access, or storage in an area other than a basement is not considered a building’s lowest floor, provided that such an enclosure is built in accordance with 44 CFR 60.3. Lowest floor: Lowest floor of the lowest enclosed area (including basement).Enclosure: Portion of an elevated building below the lowest elevated floor that is either partially or fully enclosed by rigid walls.Basement: Any area of the building having its floor subgrade (below ground level) on all sides.To participate in the NFIP, communities must: Floodplain Management Definitions (1 of 2) ![]()
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