Degrees of freedom
Stiffness of equivalent soil spring
Vertical
with 
Horizontal
(transversal direction)
with 
Horizontal
(longitudinal direction)
Rocking
(about the longitudinal axis)
Rocking
(about the transversal axis)
Torsion
| Degrees of freedom | Stiffness of equivalent soil spring |
| Vertical |
|
| Horizontal (transversal direction) |
|
| Horizontal (longitudinal direction) |
|
| Rocking (about the longitudinal axis) |
|
| Rocking (about the transversal axis) |
|
| Torsion |
|