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The physics of rock bursts in deep horizons

✍ Scribed by É. O. Mindeli; N. F. Kusov; I. I. Sharipdzhanov

Publisher
Springer
Year
1970
Tongue
English
Weight
205 KB
Volume
6
Category
Article
ISSN
1573-8736

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Case histories reveal that slabbing and surface rock bursts in brittle rock may occur when ratios of the maximum tunnel-induced tangential stress and the small specimen unconfined compressive strength are as lowas 0.35. A ratio of 0.5 results in low to moderate instances of bursting. Larger volume r