Suppose that the pillar stress is 4,247 psi in a room and pillar mine and that a
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Suppose that the pillar stress is 4,247 psi in a room and pillar mine and that a joint set is present with an average bearing of N45W. If the joints obey a Mohr–Coulomb slip criterion and have a friction angle of 35◦ and a cohesion of 600 psi, what range of joint dips is unsafe with respect to joint slip?
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Given Pillar stress of 4247 psi Mohrcoulomb joint slip criteria p35 c600 psi Find Rang...View the full answer
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