FIELD: mining.
SUBSTANCE: invention is related to mining industry and may be used in overburden and getting operations in gravel deposits of minerals, with application of bulldozer-scraper aggregates. Method includes overburden operations, excavation and transportation of sands by bulldozer-scraper aggregate to enrichment equipment. Primary transportation of sands is carried out to specially prepared or developed space with arranged trench in bedrock along lower edge of bench with creation of slant, and secondary transportation of sands to enrichment equipment is done from slant of bench.
EFFECT: increased efficiency of getting equipment.
3 cl, 4 dwg
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Authors
Dates
2009-11-27—Published
2008-10-10—Filed