Frequently Asked Questions (FAQs)
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Answers to the questions you want to know
General
Industrial Projects
Military Projects
Residential Projects
Seal and Special Ops Projects
Shelters / Bomb Shelters
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....
Yes, we can design an addition to match the existing architecture of your home and be able to disguise it not to appear fortified. We can design a new underground....
We are licensed general contractors in Virginia and Oregon only. We can provide construction management services world-wide to assist you with your project.
Yes. HSHS is a member of the UDT-SEAL Association and is associated with several members of the NSW Community. Utilizing one of the former SEALs that actually wrote the book....
Yes, but the client would need to be vetted and we would need to understand the parameters of the mission and extent-legality of the provided services. We have provided personal....
Yes. One of the partners in HS is a former US Navy SEAL Commander. HS is located in the Virginia Beach area, home to the US Navys East Coast Special....
Yes, we have provided this service to numerous past clients by compiling a client specific site selection criteria based on the facility requirements, budget and desired geographic location.
It depends on the end user and country. HS is registered with the US Department of State, Directorate of Defense Trade Controls to work with friendly foreign militaries. However, all....
Yes, we have worked all thru the Middle East and Europe along with South America and Canada.
Can I build a bunker myself? Are there DIY products? Technically, yes—if you already have strong construction skills and understand structural, mechanical, electrical, and life-safety systems, a DIY bunker....
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....
It depends on the locality and the regulatory agencies having jurisdiction over the area. As design professionals we must design to all local and pertinent building and life safety codes.....
Yes. However, work with foreign militaries/governments must be approved by the US State Department. Hardened Structures is licensed by the US Department of State to provide professional design servies to....
Yes, we have worked on numerous US military projects including earth covered magazines, hardened facilities, EMP shielding and C&C facilities.
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....
How long does it take to build a bunker? The length of time required to design and build a bunker varies significantly based on scale, complexity, depth, protection level,....
How long should I plan to stay inside a survival shelter? The duration of sheltering depends entirely on the threat hierarchy and site-specific conditions. Different hazards require vastly different timelines:....
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....
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....
Yes, we regularly work with architectural firms that have a client that desires a specialized underground, or above ground, shelter designed. In this scenario, we act as a consultant to....
Yes, we have worked for several clients where we never knew their true identity. This was accomplished utilizing several different scenarios, sometimes with the clients attorneys, sometimes using intermediaries and....
Yes, we work on most any type of commercial project for blast/ballistic hardening. We can also provide CBRNE mitigation designs.
What are the best air filtration systems for NBC threats? Selecting an effective NBC (nuclear, biological, chemical) air filtration system requires understanding the shelter’s threat profile, size, and duration....
What is a Survival Condo? A survival condo is typically privately owned civilian shelter unit located inside a large pre-existing, or newly planned, fortified structure, typically a former military....
The first step is to conduct a Confidential Client Interview and site visit. The interview is necessary to establish the threats and threat levels the facility must be designed to....
We can provide all professional design services for any type of hardened bomb shelter, underground shelter, fortified home, survival retreat or off-grid facility. The programming, planning and architectural designs are....
This is typically firearms and personal protection training along with site and facility contingency planning for prior to, during and after an armed assault.