Variation in the Permeability of Intact and Fractured Rocks due to Transient Disturbances in Axial Stress or Pore Pressure

<div>Permeability ratio vs. (a) axial stress disturbance amplitude and (b) confining pressure of the intact rocks. The outlier data point was ignored for the regression analysis.</div>

Advances in Civil Engineering

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Figure 8

Figure 8: Variation in the Permeability of Intact and Fractured Rocks due to Transient Disturbances in Axial Stress or Pore Pressure 