Research Article
Dynamic Mechanical Characteristics of Fractured Rock Reinforced by Different Grouts
| | Group | Specimen form | Grouting material | Number of specimens | | 0.2 MPa | 0.4 MPa | 0.6 MPa | 0.8 MPa | 1.0 MPa |
| | A | Complete | None | 3 | 3 | 3 | 3 | 3 | | B | Prefracture | None | 3 | 3 | 3 | 3 | 3 | | C | Prefracture | Cement slurry | 3 | 3 | 3 | 3 | 3 | | D | Prefracture | Modified epoxy resin | 3 | 3 | 3 | 3 | 3 |
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