When.com Web Search

  1. Ad

    related to: concrete bunker blocks near me zip code list free

Search results

  1. Results From The WOW.Com Content Network
  2. Ark Two Shelter - Wikipedia

    en.wikipedia.org/wiki/Ark_Two_Shelter

    The 930 m 2 (10,000 sq ft) shelter is composed of 42 school buses, which were buried underground as patterns for concrete that was then poured over to provide the main structure, onto which up to 5 meters (14 feet) of earth were piled to provide fallout protection.

  3. Vivos (underground shelter) - Wikipedia

    en.wikipedia.org/wiki/Vivos_(underground_shelter)

    The first completed shelter, located in Indiana, [5] was built during the Cold War to withstand a near direct hit from a 20-megaton nuclear bomb. [6] With accommodations for 80 people, the Indiana complex has a few spots left due to member relocations and family changes.

  4. Category:Bunkers in the United States - Wikipedia

    en.wikipedia.org/wiki/Category:Bunkers_in_the...

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  5. Partially underground bunker house for sale in Texas. Check ...

    www.aol.com/partially-underground-bunker-house...

    There’s a lot going on here. For premium support please call: 800-290-4726 more ways to reach us

  6. Authorities work to identify human remains found in concrete ...

    www.aol.com/news/authorities-identify-human...

    Authorities are working to determine whether human remains found in a concretebunker” underneath a man’s California mobile home belonged to a missing couple who lived next door at a nudist ...

  7. Blast shelter - Wikipedia

    en.wikipedia.org/wiki/Blast_shelter

    Blast doors in a missile control bunker at Minot Air Force Base, North Dakota. The 25-ton blast door in the Cheyenne Mountain nuclear bunker is the main entrance to another blast door (background) beyond which the side tunnel branches into access tunnels to the main chambers.

  8. Diefenbunker - Wikipedia

    en.wikipedia.org/wiki/Diefenbunker

    The underground 4-storey bunker required 32,000 tonnes of concrete and 5,000 tonnes of steel. The structure was capable of withstanding a nuclear blast of up to 5 megatons from 1.8 km (1.1 mi) away. It had massive blast doors at the surface, as well as extensive air filters to prevent radiation infiltration. [9]

  9. Pillbox (military) - Wikipedia

    en.wikipedia.org/wiki/Pillbox_(military)

    During World War I, Sir Ernest William Moir produced a design for concrete machine-gun pillboxes [5] constructed from a system of interlocking precast concrete blocks, with a steel roof. Around 1,500 Moir pillboxes were eventually produced (with blocks cast at Richborough in Kent) and sent to the Western Front in 1918.