Effects of the Loading and Unloading Conditions on Crack Propagation in High Composite Slope of Deep Open-Pit Mine

<div>Typical test results of rock. (a) Rock samples. (b) Conventional triaxial compression failure mode. (c) Uniaxial compression failure mode. (d) Triaxial compression failure mode with unloading confining pressure.</div>

Advances in Civil Engineering

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Figure 7

Figure 7: Effects of the Loading and Unloading Conditions on Crack Propagation in High Composite Slope of Deep Open-Pit Mine 