| Type of retaining structure | r |
| Free-standing gravity walls with displacements up to dr = 300α∙S (mm) | 2 |
| Free-standing gravity walls capable of accepting displacements up to dr = 200α∙S (mm) | 1.5 |
| Reinforced concrete flexural walls, anchored or braced walls, reinforced concrete walls founded on vertical piles, embedded substructure walls and bridge abutments | 1 |