FIELD: construction.
SUBSTANCE: station is located in preliminary prepared and covered ground cavity of artificial or natural origin in region of ever-frozen or greatly frozen soils. Above the area of planned location of nuclear power station objects, constructed is a uniform shuttering coating - shell of hemispheric or semicylindrical form from metal shaped sheet along the framework resting on pit bottom. Between the pit slopes and shuttering coating ice freezes in layers.
EFFECT: improving protective properties of covered objects and protecting the stuff from external threats, reducing labour input during construction.
4 dwg
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