Mechanical Characteristics of Frozen Sandstone under Lateral Unloading: An Experimental Study

Figure 14

Side elevation view of frozen rock sample lateral unloading failure. (a) 20°C,  = 20 MPa,  = 0.2 MPa/min. (b) −5°C,  = 20 MPa,  = 0.2 MPa/min. (c) −10°C,  = 20 MPa,  = 0.2 MPa/min. (d) −15°C,  = 20 MPa,  = 0.2 MPa/min. (e) −10°C,  = 10 MPa,  = 0.2 MPa/min. (f) −10°C,  = 30 MPa,  = 0.2 MPa/min. (g) −10°C,  = 20 MPa,  = 0.04 MPa/min. (h) −10°C,  = 20 MPa,  = 4 MPa/min.

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