Experimental Study on the Mechanical Behavior of Yunnan Limestone in Natural and Saturated States

<div>Strength envelopes of Yunnan limestone. (a) Peak strength envelope. (b) Residual strength envelope. σ1p and σ1r represent the peak and residual maximum principal stress at confining pressure σ3, respectively.</div>

Advances in Civil Engineering

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Figure 13

Figure 13: Experimental Study on the Mechanical Behavior of Yunnan Limestone in Natural and Saturated States 