How to Build a Fallout Shelter
nytimes.com
nytimes.com
I think it would go without saying that people would have to get used to vasty different living arrangements should the need to relocate to a bomb-shelter arise. Creating a shelter that is fit for purpose in protecting people from the bomb blast and fallout and also providing a suitable living space is an expensive and resource consuming endeavor, the least of which is just getting enough space somewhere.