Research Article
Predictive Analysis of Settlement Risk in Tunnel Construction: A Bow-Tie-Bayesian Network Approach
Table 11
Probability of equipment fault.
| | Event | Surface settlement δmax,i (mm) | Permitted surface settlement δi (mm) | Value of TBM parameter | Occurrence rate (d−1) | Occurrence probability (in 1 year) |
| | X9 | 8.9 | 15 | 302 kPa | 1.0675e − 04 | 3.82e − 02 | | X10 | 8.4 | 10 | 2974 kN·M | 1.7792e − 04 | 6.29e − 02 | | X11 | 8.6 | 15 | 143 kPa | 7.1167e − 05 | 2.56e − 02 | | X12 | 9.8 | 15 | 13100 kN | 1.4233e − 04 | 5.06e − 02 | | X13 | 12.0 | 15 | 41 mm/min | 2.8467e − 04 | 9.87e − 02 |
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All data were obtained from the operation log of the XWS.
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