Research Article
Study on Structural Service Performance of Heavy-Haul Railway Tunnel with Voided Base
Table 7
Peak value of maximum principal stress (in the case of void width of 12 m).
| Void conditions | Void dimensions | | Void width (m) | Void thickness (cm) | Peak values of maximum principal stress (MPa) |
| Void | 12 | 15 | 2.44 | Void | 12 | 20 | 2.47 | Void | 12 | 25 | 2.49 |
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