Study on Control of Cumulative Risk for Submarine Tunnel Shield Construction

Table 5

The contributions of the dimension of fragility.

Fx	Fi	Mean	Variance	μx−i
FS	F1	3.873	0.261	0.263
	F2	3.572	0.256	0.242
	F3	3.711	0.414	0.252
	F4	3.590	0.265	0.243
FP	F1	3.630	0.302	0.251
	F2	3.549	0.340	0.245
	F3	3.717	0.330	0.257
	F4	3.590	0.427	0.248
FL	F1	3.705	0.416	0.256
	F2	3.624	0.385	0.250
	F3	3.566	0.361	0.246
	F4	3.584	0.347	0.248
FN	F1	3.688	0.400	0.255
	F2	3.671	0.371	0.254
	F3	3.543	0.456	0.245
	F4	3.561	0.316	0.246
FR	F1	3.584	0.382	0.245
	F2	3.497	0.377	0.239
	F3	3.792	0.396	0.259
	F4	3.746	0.247	0.256