Research Article
Modeling and Simulation of Deformation Mechanism of Soft Rock Roadway considering the Mine Water
Table 4
Properties of the primary support bolt and cable in FLAC3D.
| | Parameters | Density (kg∙m-3) | Cross-sectional area (cm2) | Elastic moduli (GPa) | Tensile capability (kN) | Bond stiffness (N/m2) | Bond cohesion (N/m) | Preload (kN) |
| | Bolt | 7500 | 3.80 | 200 | 120 | 2e9 | 4e5 | 30 | | Cable | 7500 | 2.81 | 200 | 300 | 2e9 | 4e5 | 60 |
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