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Basic standards for air-raid shelters
Standards recommended by California State Council of Defense, are minimum for protection against splinters and blast from 600 lb bomb exploding at least 50 ft away and against direct hits or missiles up to 5 lb in weight; distance to shelters; location; size required; ventilation; exits and openings; signs; water and sanitation; equipment; maintenance; shelters within buildings; wall and roof construction; design; building permits.
Basic standards for air-raid shelters
Standards recommended by California State Council of Defense, are minimum for protection against splinters and blast from 600 lb bomb exploding at least 50 ft away and against direct hits or missiles up to 5 lb in weight; distance to shelters; location; size required; ventilation; exits and openings; signs; water and sanitation; equipment; maintenance; shelters within buildings; wall and roof construction; design; building permits.
Basic standards for air-raid shelters
Bldg Standards Monthly
1942
Article (Journal)
English
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Basic standards for air raid shelters
Engineering Index Backfile | 1942
|Engineering Index Backfile | 1940
|Engineering Index Backfile | 1941
|Engineering Index Backfile | 1940
|Engineering Index Backfile | 1941