FIELD: construction.
SUBSTANCE: invention relates to well construction and may be used for mines construction in rocks being specific for high watercut and rock pressure occurrence as shearing. Method of inclined mine wellhead construction in depositions includes excavating foundation pit to root rocks not disposed to slaking, construction of foundation curb, setting of pit bottom and erection of reinforced concrete lining from bottom to top, drilling drain wells and reverse filling of foundation pit with deposition ground. In addition, draining and absorbing layer is formed from water-proof marco-fragmental materials not disposed to slaking, for example crushed stone. Drain wells are made in lining near mine ground.
EFFECT: improved conditions of lining service for inclined mine wellhead constructed in open foundation pit.
2 dwg
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Authors
Dates
2009-12-20—Published
2008-03-11—Filed