Complicating all of this, thanks to an overly entitled wealthy coastal enclave in Florida, a judicial precedent has now been set that makes governments liable for *not* maintaining vulnerable infrastructure which should never have been built, or which ought to be abandoned based on what we know now. (PDF) http://www.floridasupremecourt.org/clerk/briefs/2011/1201-1400/11-1294_JurisAns.pdf