Research Article
A New Bayesian Network Model for the Risk Assessment of Water Inrush in Karst Tunnels
Table 5
Risk classification of rainfall in a week.
| Risk classification | (mm) | Definition |
| I | >50 | Rainstorm, high risk | II | 25~50 | Heavy rain, middle risk | III | 10~25 | Moderate rain, low risk | IV | <10 | Light rain or no rain, no risk |
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