FIELD: mining.
SUBSTANCE: method includes preparation and extraction works, dressing and dumping, the construction of dams around the mining equipment and the stock, prepared for working out during the winter season, upon the occurrence of sustained freezing temperatures the works are carried out in the shed, placed on the dam and mine development is carried out at the maximum possible height of the dredging section freeboard, while moving the shed with dredge begining to move.
EFFECT: reduction of the shed construction costs, which will significantly extend the mining season.
1 dwg
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Authors
Dates
2017-03-24—Published
2016-02-25—Filed