Online Base Flood eLearning
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From PDHengineer. com-Decatur Professional Development, LLC
Crawlspace Construction of Buildings Located in Special Flood Hazard Areas
...s located in Special Flood Hazard Areas (SFHAs) above the Base Flood Elevation (BFE). This course provides guidance on crawlspace construction and supports a recent policy decision to allow construction of crawlspaces with interior grades up to 2 feet below the lowest adjacent exterior grade (LAG), referred to as below-grade crawlspaces, provided that other requirements are met. Prior to that
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Design and Construction Guidance for Breakaway Walls
...stantially improved buildings be elevated to or above the base flood elevation (BFE) on foundations consisting of piles, posts, piers, or columns. These open foundations must be designed to allow waves and water moving at high velocity to flow beneath the building. Local ordinances or laws adopted by participating communities must further require that the area below the lowest floor of the
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Ensuring That Structures Built on Fill Are Reasonably Safe From Flooding
...any given year (also referred to as the 100-year flood or Base Flood). When permitted under applicable Federal, state, and local laws, ordinances, and regulations, earthen fill is sometimes placed in an SFHA to reduce flood risk to the filled area. Under certain conditions, when engineered earthen fill is placed within an SFHA to raise the surface of the ground to or above the BFE, a request
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