Geomechanical Assessment of Compound Mining Technology with Backfilling and Caving for Thick Flat Ore Bodies
A. M. FREIDIN, A. A. NEVEROV, S. A. NEVEROV
Chinakal Institute of Mining, Siberian Branch, Russian Academy of Sciences, Krasnyi pr. 54, Novosibirsk, 630091 Russia
Keywords: комбинированная система разработки, большая глубина, массив пород, напряженно-деформированное состояние, выработка, закладка, камера, целик, кровля, безопасность, compound mining technolgy, great depth, rock mass, stress-strain state, underground excavation, backfill, room, pillar, roof, safety
Abstract
The authors develop a version of a compound technology with consolidating backfilling and caving for thick flat body of polymetals. Numerical evaluation shows that the technology with the cover caving above consolidating backfill ensures higher safety of mining.
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