Mechanical Behavior of Loess Tunnels Caused by Surface Water Joints Infiltration

Table 5

Working condition setting.

Case	Infiltration depth (m)	Joint distribution	Infiltration width (m)
1	2	—	-
2	2	Arch vault	3
3	2	Arch vault	5
4	2	Spandrel	3
5	2	Arch foot	3