Feb 1, 2026
How much do lavish survival bunkers cost? The cost of a luxury survival bunker varies widely and is driven by size, depth, geotechnical/subgrade conditions, extent of EMP shielding, threat protection levels, site access, availability of materials/workmen, client...
Feb 1, 2026
Can a bunker protect me from nuclear or radioactive fallout? Yes—a properly designed bunker can protect occupants from nuclear and radioactive fallout, but the level of protection depends on multiple factors. The three categories of immediate affects from the...
Feb 1, 2026
How do I build a survival shelter? Building a survival shelter begins with thorough planning starting with a formal Protection Program. At Hardened Structures we start with a formal Protection Program design development phase to ensure the shelter meets the owner’s...
Feb 1, 2026
Can I purchase an existing underground bunker? Yes, existing underground bunkers can be purchased, but in most cases, they are not a practical solution unless you are planning to relocate. The main reason not to buy an existing underground bunker is that other people...
Feb 1, 2026
How do I install a bunker in my current home? There are two general approaches to adding a bunker to an existing residence: building outside the current footprint or constructing the shelter within or beneath the home. External construction—back yard, side yard, or...
Hardened Structures Hardened Shelters LLC
