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Nuclear bunkers range from free natural shelters to luxury missile silo condos costing millions, with options like prefabricated bunkers, used shipping containers, and concrete block bunkers offering cost-effective alternatives.
Plan for at least 10 square feet per person, install a positive-pressure ventilation system with HEPA filters, stockpile food and water for at least two weeks, and ensure medical and sanitation supplies are available.
Nuclear shelter design focuses on structural integrity with reinforced concrete walls and floors, blast resistance through ductile design and energy-absorbing elements, and radiation shielding using thick materials. Proper fire safety, life support systems, and emergency preparedness measures are also critical components.