Research Article
Evaluation and Application of Surrounding Rock Stability Based on the Improved Weighting Multidimensional Cloud Model
Table 5
Measured values of the evaluation section indexes of the surrounding rock of the tunnel.
| Evaluation section | UCS (MPa) | Jv (m) | Kv | P (MPa) | BQ (MPa) | Description |
| 1 | 43.02 | 27 | 0.25 | 0.11 | 285 | Broken surrounding rock | 2 | 42.08 | 26 | 0.16 | 0.36 | 256 | Water seepage in the face | 3 | 52.65 | 14 | 0.47 | 0.24 | 352 | The surrounding rock is relatively complete | 4 | 50.91 | 32 | 0.19 | 0.13 | 290 | The surrounding rock is relatively complete | 5 | 28.50 | 27 | 0.26 | 0.32 | 241 | Broken surrounding rock, seepage water | 6 | 45.00 | 22 | 0.27 | 0.15 | 263 | Broken surrounding rock, seepage water |
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