The following materials are from FEMA and provide information on mitigating flood damage, hardening structures, and insurance programs.

Attachments
(1984) Elevated Residential Structures, FEMA-54.pdf
(1994) Mitigation of Flood and Erosion Damage to Residential Buildings in Coastal Areas, FEMA-257.pdf
(1996) Protecting Floodplain Resources, FEMA-268.pdf
(2000) Above the Flood Elevating Your Floodprone House, FEDA-347.pdf
(2005) Reducing Damage from Localized Flooding, FEMA 511.pdf
(2009) Protecting Manufactured Homes from Floods and Other Hazards, FEMA P-85.pdf
(2011) Answers to Questions About the National Flood Insurance Program, F-084.pdf
(2011) Coastal Construction Manual, FEMA-P-55.pdf