Research Article
Stability Analysis of Surrounding Rock of Large Section Ultradeep Shaft Wall
Table 4
Radius of plastic zone of surrounding rock after shaft excavation.
| Shaft depth (m) | Radius of plastic zone (m) |
| −930 m ∼ −972 m | 1.29 | −972 m ∼ −1050 m | 1.82 | −1050 m ∼ −1073 m | 1.96 | −1073 m ∼ −1102 m | 2.08 | −1102 m ∼ −1153 m | 2.01 | −1153 m ∼ −1207 m | 2.14 | −1207 m ∼ −1250 m | 2.08 | −1250 m ∼ −1271 m | 2.17 |
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