Natural Stress State Assessment in the Nurkazgan Mine
A. V. LEONT’EV1, A. B. MAKAROV2, A. YU. TARASOV3
1N.A. Chinakal Institute of Mining, Siberian Branch, Russian Academy of Sciences, Krasnyi pr. 54, Novosibirsk, 630091 Russia
2SRK Consulting (Russia), Kuznetskii most 4/3, Moscow, 125009 Russia
3Kazakhmys Corporation, pl. Metallurgov 1, Zhezkazgan, 100600 Kazakhstan
Keywords: rock mass, stress–strain state, instrumentation hydraulic fracturing, rock failure
Abstract
The article reports the integrated assessment of natural stresses in rock mass in the Nurkazgan Mine. The visual observation of underground excavations and instrumental measurements of effective stresses denote the hydrostatic stress state within the studied minefield
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