Table 2 Case 1 parameters.
Tunnels | ht (m) | dt (m) | bt (m) | R m | s1 (m) | s2 (m) | EI (kN*m2) |
|---|---|---|---|---|---|---|---|
Right lane | 22.9 | 0.35 | 1.2 | 3.1 | 11.9 | 21.7 | 1.1*108 |
Left lane | 22.9 | 0.35 | 1.2 | 3.1 | 21.7 | 11.9 | 1.1*108 |
Soil layer | ds (m) | γ (kN/m3) | φ (°) | c (kPa) | ES (MPa) |
|---|---|---|---|---|---|
Overlay | 0–5.0 | – | – | – | – |
Clay | 5–25.0 | 17.3 | 12.3 | 19 | 3.03 |
Sandy soil | 25.0- | 18.2 | 33.8 | 10 | 10.58 |
Foundation pit | di (m) | Hi (m) | Li (m) | Bi (m) |
|---|---|---|---|---|
Pit I | 21.05 | 32 | 190 | 150 |
Pit II | 21.05 | 32 | 160 | 110 |
