FLOODPLAIN MANAGEMENT FEMA and the Florida Building Code

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Presentation transcript:

FLOODPLAIN MANAGEMENT FEMA and the Florida Building Code Our Partnership with FEMA and the Florida Building Code Presented by Paul T. Myers, BSBA, CBO

FLORIDA BUILDING CODE

Alternate Provisions ASCE 24 Structural Systems must Resist Flotation Collapse Lateral Movement Flood-resistant Construction Design Flood Elevation (DFE) AE Flood Zone has a BFE A Flood Zone has a HAG Determination of DFE Obtain and reasonably use data available from a federal, state, or other source; or Hire a register design professional Engineer Surveyor Architect

F E M A F I R M

U S G S T O P O

Protection of Mechanical Systems HVAC Systems Duct Systems Plumbing Systems Fuel Gas Systems Protection of Electrical Systems NEC – Wet Locations Protection of Water Supply Protection of Sanitary Systems Manufactured Homes must Comply with: Department of Highway Safety and Motor Vehicles Local Floodplain Management Ordinance

Flood Insurance Study

Flood Insurance Study - FIS Surveyor Base Flood Elevation - BFE Elevation Datum BFE = 5.5 feet NAVD 88 NGVD 29 or 3.5 feet NAVD 88 NAVD 88 MSL = 0 feet NAVD 88 Mean Sea Level - MSL Benchmark 5.5 feet NAVD 88

AE - Flood Zone BFE provided by FEMA Floodplain Development Permit Special Flood Hazard Area (SFHA) BFE provided by FEMA Property on St. Johns River Floodplain Development Permit BFE = 5.5 feet NAVD 88 Surveyor provides Benchmark DFE Flood Resistant Material

A – Flood Zone No BFE Provided by FEMA Highest Adjacent Grade - HAG Special Flood Hazard Area (SFHA) No BFE Provided by FEMA Property on Cowpen Lake Highest Adjacent Grade - HAG Minimum Elevation at HAG = 2 feet 2 feet above HAG Flood Resistant Material

“Freeboard” is a factor of safety usually expressed in feet above a flood level for purposes of floodplain management. Freeboard Minimum Height

Flood Resistant Material

End of Presentation