Research Article
Deformation Control of Subway Tunnels Undercrossing Airport Facilities: A Case Study of the Xinzheng Airport Rail Transit Hub Project
Table 3
Numerical model boundary conditions.
| | Boundary condition | Value | Boundary condition | Value |
| | Upper boundary (MPa) | 2 | Initial displacement | 0 | | Lower boundary | Fixed | Fracture permeability kf (m2) | 1.17 · 10−12 | | Left boundary | No flux | Fracture permeability (solidification) kf (m2) | 0.17 · 10−17 | | Right boundary |
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