Investigation of Rock Failure Pattern in Creep by Digital Speckle Correlation Method

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="916069.fig.007a" src="https://static.hindawi.com/articles/amse/volume-2013/916069/figures/916069.fig.007a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Horizontal displacement (mm)</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="916069.fig.007b" src="https://static.hindawi.com/articles/amse/volume-2013/916069/figures/916069.fig.007b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Vertical displacement (mm)</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="916069.fig.007c" src="https://static.hindawi.com/articles/amse/volume-2013/916069/figures/916069.fig.007c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Shear strain</td></tr></table></td></tr></table>

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Advances in Materials Science and Engineering

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Figure 7

Figure 7: Investigation of Rock Failure Pattern in Creep by Digital Speckle Correlation Method 