Research Article
A New Bayesian Network Model for the Risk Assessment of Water Inrush in Karst Tunnels
Table 15
Overview of the value of each input index.
| | Topography and geomorphology | Contact zones of dissolvable and insoluble rock | Formation lithology | Unfavorable geology | Interlayer fissure |
| | No rainfall | II (medium) | | II (medium) | II (medium) | II (medium) | | Heavy rainfall | II (medium) | | II (medium) | II (medium) | II (medium) | | Attitude of rock | Groundwater table | Rainfall in a week | Excavation disturbance | Support measures | | No rainfall | II (medium) | | IV (none) | II (medium) | IV (strong) | | Heavy rainfall | II (medium) | | II (medium) | II (medium) | IV (strong) |
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