Research Article
Numerical Simulation Algorithm Design of Influence on Existing Tunnel by Underpass Construction of New Tunnel
Table 2
Structural parameters of existing tunnel specimens for new tunnel underpass construction.
| Specimen number | Shear bearing capacity (kN) | Load than (L˖D−1) | The yield rate (mm˖s−1) |
| 1 | 547 ∗ 644 | 35 | 2.15 (quasistatic) | 2 | 457 ∗ 644 | 65 | 1.45 | 5 | 574 ∗ 467 | 65 | 1.22 | 4 | 624 ∗ 467 | 62 | 1.65 | 5 | 475 ∗ 455 | 85 | 1.66 | 6 | 540 ∗ 454 | 25 | 1.67 | 7 | 470 ∗ 6920 | 36 | 1.55 |
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