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Keywords: pillar strength equation
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Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-662
... strength. The numerical model was calibrated with Obert and Duvall empirical pillar strength equation. A multi-variant regression has been used to established relationship between the modulus of deformation of the rock mass and the pillar strength for various pillar shapes and sizes. It can be concluded...

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