Soil layer | Tangential spring stiffness coefficient | Normal spring stiffness coefficient | Tangential damping coefficient | Normal damping coefficient |
1 | 81,301 | 162,602 | 200,000 | 326,598 |
2 | 122,887 | 245,774 | 252,000 | 411,514 |
3 | 175,071 | 350,142 | 308,000 | 502,962 |