Table 5: Permeability and strength considering confining pressure 15 MPa and different water pressure.

Permeable pressure (MPa)Initial permeability (10−18 m2)Minimum permeability
(10−18 m2)
Maximum permeability
(10−18 m2)
Peak strength (MPa)
Without mudWith mudWithout mudWith mudWithout mudWith mudWithout mudWith mud

236.2214.1624.9810.2774.912.24103.3262.44
357.2226.6845.5216.48109.7426.93103.1959.93
475.9437.9661.9422.08119.5660.19100.7559.20