Research Article
Ecological Retaining Wall for High-Steep Slopes: A Case Study in the Ji-Lai Expressway, Eastern China
Table 3
Relevant numerical calculation parameters.
| Material parameter | Analysis domain | Flexible retaining wall | Geocell stiffener | Backfill | Foundation | Rubble footing |
| Elasticity modulus E (MPa) | 22.3 | 1600 | 22 | 25 | 2500 | Poisson’s ratio μ | 0.3 | 0.25 | 0.35 | 0.30 | 0.22 | Bulk density γ (kN·m−³) | 20 | 17 | 19.3 | 22 | 26 | Cohesion C (kPa) | 60 | — | 21 | 27 | 70 | Friction angle φ (°) | 35 | — | 25 | 25 | 45 |
|
|