>>Farnham's Freehold by Robert Heinlein<<
Then you might find these interesting:
http://www.robertcrais.com/worldheinlein.htmhttp://www.sff.net/people/HF/pix/1963AuRAHFS.jpgThough often (and here) referred to as a "bomb" shelter, it's clearly a fallout shelter.
I'm the one that nominated his "Tunnel in the Sky", which, though intended for "younger readers", I still regard as perhaps the best "survival" novel I've ever read.