Research Article
Numerical Simulation of Shear Behavior and Permeability Evolution of Rock Joints with Variable Roughness and Infilling Thickness
Table 1
Mechanical and physical parameters of granite and infill.
| | Granite | Infilled sand | Unit |
| Density | 2600 | 2000 | kg/m3 | Radius | | | mm | Average radius | | | mm | Interparticle friction | 0.577 | 0.577 | N/A | Normal-to-shear stiffness ratio | 2.5 | 1.0 | N/A | Parallel bond effective modulus | 5 | 5 | GPa | Parallel bond tensile strength | 60 | 0 | MPa | Parallel bond cohesion | 120 | 0 | MPa | Calibrated Young’s modulus | 30.0 | 0 | GPa | Calibrated UCS | 181 | 0 | MPa |
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