Research Article
Study on Structural Service Performance of Heavy-Haul Railway Tunnel with Voided Base
Table 3
Description of calculation cases of void.
| Calculation cases | Void conditions | Void dimensions | Void width (m) | Void thickness (m) |
| Case 1 | Base without void | ā | ā | Case 2 | Base with void | 2 | 10 | Case 3 | Base with void | 3 | 10 | Case 4 | Base with void | 4 | 10 | Case 5 | Base with void | 5 | 10 | Case 6 | Base with void | 6 | 10 | Case 7 | Base with void | 4 | 20 | Case 8 | Base with void | 4 | 30 |
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