Study on the Generalized Displacement Boundary and Its Analytical Prediction for Ground Movements Induced by Shield Tunneling

Table 5

Tunnel depth of six cases.

Case	(mm)	(m)	(m)
1	90	5	3
2	90	10	3
3	90	15	3
4	90	20	3
5	90	25	3
6	90	30	3