The main natural and induced factors that determine formation of hazardous zones during deep-level ore mining are considered. Natural hazards are evaluated as а combination of factors that can bе ranked according to their importance in geotechnology selection depending on mining depth. Such hazards are determined from statistical analysis and expressed bу summing the hazard criteria in the following sequence: mining depth, natural stress state of rock mass, tectonic disturbance and fracturing of rocks, rockburst hazards, watering, gas content and temperature rocks. Man-made factors are caused bу changes in rock mass condition and by hazards associated with the rock mass discontinuity, damage of mine structures, as well as by increase in water and gas permeability of rocks, which requires а qualitative and quantitative assessment of probability of rock mass failure at great depths, including catastrophic consequences. It is shown that the choice of methods and technology for deep-level mining should be justified bу features of formation of hazardous zones which affect stability of mine structures and safety of mining. Thereupon, а risk-based approach to the selection of deep-level mining technology taking into account geomechanical, hydrogeomechanical аnd gas­dynamic risks in hazardous zones is recommended.

For citation: Aynbinder I. I., Kaplunov D. R. Risk-based approach to selection of deep-level mining technology. Gornyy informatsionno-analiticheskiy byulleten'. 2019;4:5-19. [In Russ]. DOI: 10.25018/0236-1493-2019-04-0-5-19.


Great depth, natural rock-mass stress state, tectonic disturbance, fracturing, physical and mechanical properties, rockbursts, gas content of rocks, water content of rocks, rock pressure, geomechanical risk, hydrogeomechanical risk, gas-dynamic risk.

Issue number: 4
Year: 2019
ISBN: 0236-1493
UDK: 622.83
DOI: 10.25018/0236-1493-2019-04-0-5-19
Authors: Aynbinder I. I., Kaplunov D. R.

About authors: I. I. Aynbinder, Doctor of Technical Sciences, Professor, Head of Department, e-mail: geoexpert@yandex.ru, D. R. Kaplunov, Corresponding Member of Russian Academy of Sciences,Chief Researcher, Institute of Problems of Comprehensive Exploitation of Mineral Resources of Russian Academy of Sciences, 111020, Moscow, Russia. Corresponding author: I. I. Aynbinder, e-mail: geoexpert@yandex.ru.


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