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

<div>(a) Stress-strain curves and (b) maximum stress (<i>σ</i><sub>max</sub>) vs. the amplitude of the pore pressure disturbance (Δ<i>P</i><sub>P</sub>) of the Shikotsu welded tuff.</div>

Advances in Civil Engineering

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Figure 16

Figure 16: Variation in the Permeability of Intact and Fractured Rocks due to Transient Disturbances in Axial Stress or Pore Pressure 