Research Article
Face Stability Analysis of Shield Tunnels in Homogeneous Soil Overlaid by Multilayered Cohesive-Frictional Soils
Table 1
Soil parameters of layers.
| Sets’ number | Layers’ name | Layers’ number | (kPa) | (°) | (m) |
| 1 | Single crossed layer | Variable | (0) | | | | | ~ | Single cover layer | Constant | (1) | | | |
| 2 | Single crossed layer | Constant | (0) | | | | Single cover layer | Variable | (1) | | | | | ~ |
| 3 | Single crossed layer | Constant | (0) | | | | Two cover layers | Variable | (1) | | | = 0~9 | (2) | | | |
|
|