FIELD: mining engineering.
SUBSTANCE: method comprises formation of water-proof base of the dump with a slope opposite the deposit dip, if the working front is to the dip of the deposit or in the same place as deposit dip, if the working front is up-deposit. The water-proof base shall be layer dumped to the full depth of the dump entry way. The densest waterproof layer of the stripping shall be used as a waterproof layer of the stripping, which is to be transferred to the dump base according to the direct dumping method.
EFFECT: water blocked entry in the dump mass and termination of dump slipping.
7 dwg
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Authors
Dates
2009-10-20—Published
2007-09-28—Filed