FIELD: mining.
SUBSTANCE: invention relates to mining and can be used in underground mining of deposits. Proposed method comprises producing rock barrier from rock lumps, passing drain tube through rock barrier and fitting air cylinders on said rock barrier. Rock barrier is made layer-by-layer. One layer laid, rock is underpoured by solidifying concrete mix and, with concrete mix set, upper layer is laid. Note here that aforesaid jobs are repeated to preset height of rock barrier.
EFFECT: higher efficiency.
2 cl, 2 dwg
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