Basic regularities of stress field formation around great sizes chambers
Buzilo V.I1,Savelieva Т.S1,Saveliev D.V1
1National Mining University, Dnipropetrovsk, Ukraine
Min. miner. depos. 2013, 7(3):281-286
https://doi.org/10.15407/mining07.03.281
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ABSTRACT
Basic regularities of forming stress field around the chambers of great lengths are studied. Results of stress researches in chamber roof depending on the span, pillar width and arch shape are given. Dependence of arch height on the depth of operations and rock properties is determined.
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