"Jim-Poncin" wrote
Yes, and if subjected to heavy wave action it would probably fail. Cat 3
Katrina tore up a lot of heavy duty structures. But even before those
considerations it would cost way too much and would not pass residential
codes because it would be an eyesore.
A realistic house would have to be one at ground level that could
survive immersion. I think that means a heavy stone/cement igloo shaped
structure.

Nope.
I've done over 300 hpmes in the 130mph wind zone during the past 15 years
and all of them sustained the 4 terrors last year.
No ONE thing will do it, it takes a *system*.
Clue: Abiding by FEMA dictates will get people killed.