Predictive Analysis of Settlement Risk in Tunnel Construction: A Bow-Tie-Bayesian Network Approach

Table 16

Ranking results of the key events.

Rank	Symbol	Normalization weighting ()			Total weighting ()
		1	X6	13.805		18.942	18.942	51.689
2	X1	13.541	17.664	17.664	48.869
3	X2	13.354	16.717	16.717	46.788
4	X7	13.120	15.559	15.559	44.238
5	X5	12.686	13.423	13.423	39.532
6	X8	11.778	8.926	8.9255	29.629
7	X3	11.661	8.363	8.363	28.387
8	X4	10.055	0.406	0.406	10.868
9	X11	0.0002	1.512e − 05	1.512e − 05	1.498e − 04
10	X9	8.028e − 05	1.515e − 05	1.515e − 05	1.106e − 04
11	X12	6.035e − 05	1.509e − 05	1.509e − 05	9.053e − 05
12	X10	4.863e − 05	1.511e − 05	1.511e − 05	7.886e − 05
13	X13	3.106e − 05	1.514e − 05	1.514e − 05	6.134e − 05
Total		100	100	100	100