A New Bayesian Network Model for the Risk Assessment of Water Inrush in Karst Tunnels

Table 17

Prediction and real result.

	Prediction result		Actual result
	Probability of water inrush	Water inrush quantity	Whether water inrush occurs	Water inrush quantity
No rainfall	85.3%	100~550 m^3/h	Yes	226.8 m^3/h
Heavy rainfall	51.3%	4000~7000 m^3/h	Yes	5005 m^3/h