Reliability Evaluation of Water-Rich Loess Tunnel with Lining Crack Based on Extension Theory

Table 1

Monitoring results of crack disease.

Tunnel section	Width (mm)	Depth (cm)	Length (m)	Geometry	Water seepage (L/m^2·d^−1)
K1	0.38	18.21	4.60	2.90	0.30
K2	2.68	6.82	6.10	2.70	0.17
K3	1.18	5.64	1.20	1.70	0.12
K4	0.92	10.42	16.70	1.80	0.24
K5	1.56	35.47	2.60	2.60	0.08
K6	4.02	46.17	30.80	3.20	0.86