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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. A.
Prior to World War II, in 1924, an Air Raid Precautions Committee was set up in the United Kingdom. For years, little progress was made with shelters because of the apparently irreconcilable conflict between the need to send the public underground for shelter and the need to keep them above ground for protection against gas attacks.
California State University, Chico (Chico State [7]) is a public university in Chico, California. It was founded in 1887 as one of about 180 " normal schools " founded by state governments in the 19th century to train teachers for the rapidly growing public common schools.
A fallout shelter is a shelter designed specifically for a nuclear war, with thick walls made from materials intended to block the radiation from fallout resulting from a nuclear explosion. Many such shelters [1] were constructed as civil defense measures during the Cold War. A blast shelter protects against
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.
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The tunnel complex, unlike many other air raid shelter complexes, does not have blast doors, but instead has baffles. The baffle is a block in a tunnel constructed from wood, lead and stone to absorb the shock wave in the event of a bomb blast. The small tunnels around them allowed passage and reduced the shock with the perpendicular reflections.