Research Article
An Investigation on Local Shearing Mechanisms of Irregular Dentate Rock Joints Using the PFC
Table 3
Shear strength values of joint samples (unit: MPa).
| | Numbers | Morphological characteristics | Normal stress (MPa) | | 2 | 4 | 6 | 8 |
| | Joint 1 | 5° | 1.93 | 3.56 | 5.23 | 6.63 | | Joint 2 | 5°-10° | 2.13 | 4.23 | 5.58 | 6.92 | | Joint 3 | 5°-10°-15° | 2.84 | 4.46 | 6.62 | 8.07 | | Joint 4 | 5°-10°-15°-20° | 3.60 | 5.75 | 7.21 | 9.14 | | Joint 5 | 10°-15°-20°-25° | 3.82 | 6.43 | 8.43 | 10.69 | | Joint 6 | 15°-20°-25°-30° | 4.85 | 7.22 | 9.50 | 11.56 | | Joint 7 | 20°-25°-30°-35° | 5.42 | 8.16 | 10.82 | 13.14 |
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