Permeability Characteristic and Failure Behavior of Filled Cracked Rock in the Triaxial Seepage Experiment

Figure 7

Stress-strain-permeability coefficient curve. (a) Sample 1-1: confining pressure = 10 MPa; water pressure = 6 MPa. (b) Sample 1-2: confining pressure = 20 MPa; water pressure = 6 MPa. (c) Sample 2-1: confining pressure = 10 MPa; water pressure = 6 MPa. (d) Sample 2-2: confining pressure = 20 MPa; water pressure = 6 MPa. (e) Sample 1-3: confining pressure = 10 MPa; water pressure = 6 MPa. (f) Sample 1-4: confining pressure = 20 MPa; water pressure = 6 MPa. (g) Sample 2-3: confining pressure = 10 MPa; water pressure = 6 MPa. (h) Sample 2-4: confining pressure = 20 MPa; water pressure = 6 MPa. (i) Sample 1-5: confining pressure = 10 MPa; water pressure = 6 MPa. (j) Sample 1-6: confining pressure = 20 MPa; water pressure = 6 MPa. (k) Sample 2-5: confining pressure = 10 MPa; water pressure = 6 MPa. (l) Sample 2-6: confining pressure = 20 MPa; water pressure = 6 MPa.

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