Research Article
A Coupled Discrete-Finite Element Method for Shear Strength Analysis of Geogrid-Reinforced Railway Ballast
Table 1
Computational parameters of FEM.
| Parameters | Values |
| Cross section area of beam element | | Inertia moment | 1.02 10−9 mm4 | Rotational inertia | 2 10−9 kg m2 | Elasticity modulus | 200 GPa | Shear modulus | 80 GPa |
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