Formulation of a Yield Surface for Sand Based on the Elastic Threshold Strain

<div>Dependency of an elliptical yield surface [<a href="/journals/ace/2020/3541329/#B23">23</a>] on parameters (a) <i>m</i> and (b) <i>p</i><sub>0</sub> when back-stress ratio <i>a</i> = 0.3.</div>

Advances in Civil Engineering

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Figure 4

Figure 4: Formulation of a Yield Surface for Sand Based on the Elastic Threshold Strain 