Research Article

Research on Multijoint Rock Failure Mechanism Based on Moment Tensor Theory

Table 3

Joint parameters of rock specimens.

Sample number

Joint parameters30-245-2-145-2-260-245-3-1
Number of joints (number)22223
Joint orientation (°)3045456045
Joint spacing c (mm)1010301020
Joint modeMode 1Mode 1Mode 3Mode 1Mode 2

Sample number

Joint parameters45-3-245-4-145-4-245-5-145-5-2
Number of joints (number)34455
Joint orientation (°)4545454545
Joint spacing c (mm)1513.310107.5
Joint spacingMode 3Mode 2Mode 3Mode 2Mode 3