The Deformation Characteristics of Weak Foundation with High Back Siltation in the Immersed Tunnel

Table 3

Settlement under different working conditions.

Thickness of cushion (m)	Recompression displacement (cm)	Settlement within three years (cm)
0	5.89	3.21
1	5.61	2.36
1.5	5.12	2.04
2	4.47	2.49