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  2. Category:Air raid shelters in the United States - Wikipedia

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

    Pages in category "Air raid shelters in the United States" The following 7 pages are in this category, out of 7 total. This list may not reflect recent changes .

  3. List of California area codes - Wikipedia

    en.wikipedia.org/wiki/List_of_California_area_codes

    The state of California was divided into three numbering plan areas (NPAs) with distinct area codes: 213, 415, and 916, for the southern, central, and northern parts of the state, respectively. [ 1 ] In 1950, the boundaries of the numbering plan area were redrawn to produce a division of the northern and central parts along a north–south ...

  4. Bomb shelter - Wikipedia

    en.wikipedia.org/wiki/Bomb_shelter

    An air raid shelter is a structure built to protect against bomber planes dropping bombs over a large area. These were commonly seen during World War II , such as the " Anderson shelters " of the United Kingdom.

  5. Air raid shelter - Wikipedia

    en.wikipedia.org/wiki/Air_raid_shelter

    The shop producing spun-concrete lighting columns ceased production and turned over to concrete air-raid shelters, of which 100,000 tonnes (220 million pounds) were manufactured, principally for the air ministry. Reinforced concrete proved an ideal material for air-raid shelters, being strong and resistant to shock with no deterioration with ...

  6. Hardened aircraft shelter - Wikipedia

    en.wikipedia.org/wiki/Hardened_aircraft_shelter

    Hardened shelters are expensive. In 1999, a hardened shelter for a single aircraft would have cost the USAF $4 million, [1] and this would not have included the cost of building hardened shelters for aircraft spare parts and other equipment, command and control etc. [1] Hardened aircraft shelters do not protect air force personnel.

  7. What life is like inside a refugee shelter - AOL

    www.aol.com/news/2016-02-25-what-life-is-like...

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  8. Taiwan preps air raid shelters in malls, subways - AOL

    www.aol.com/news/taiwan-preps-air-raid-shelters...

    For example shelters are required by law to be kept clean and open, but they aren't required to be stockpiled with food and water.The capital of Taipei has 4,600 shelters with enough space to ...

  9. Blast shelter - Wikipedia

    en.wikipedia.org/wiki/Blast_shelter

    A typical specification for heavy civil defence shelter in Europe during the Cold war was an overhead explosion of a 500 kiloton weapon at the height of 500 meters. Such a weapon would be used to attack soft targets (factories, administrative centres, communications) in the area. Only the most heavy bedrock-shelters would stand a chance of ...