Research Article
Experimental Study of Mechanical Characteristics of Tunnel Support System in Hard Cataclastic Rock with High Geostress
Table 2
Measured results of displacement (mm).
| Test sections | Mileage | Arch crown settlement | Horizontal convergence one | Horizontal displacement | Horizontal convergence two | Horizontal displacement | Point A | Point B | Point C | Point D |
| 1 | DIK77 + 590 | Destruction | 295.1 | 176.2 | −118.9 | 98.8 | 87 | −11.8 | DIK77 + 585 | 31.3 | 333.0 | 178.3 | −154.7 | 67.6 | 56.2 | −11.4 | DIK77 + 574 | 43.3 | 324.4 | 200.7 | −97.5 | 62.8 | 52.2 | −10.6 | Average value | 40.45 | 333.8 | 234.1 | −123.7 | 76.4 | 65.1 | −11.3 |
| 3 | DIK77 + 557 | 23.5 | 295.4 | 169.4 | −126 | | | | DIK77 + 552 | 23.6 | 238.8 | 140.4 | −98.4 | | | | DIK77 + 548 | 17.5 | 222.8 | 142.0 | −80.8 | | | | Average value | 21.5 | 252.3 | 150.6 | 101.7 | | | |
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