| NonCohesiveParameters | Local values of non-cohesive parameters for one fraction |
| STModule | ST module handles sediment transport |
| IBedLoadCalculator | Bed load calculator interface, can calculate bed load |
| ISTGridPoint | ISTGridpoint with bed shear stress calculator, availableVolumeForComponent and IHdhgridpoint |
| ISTNode | Interface for ST Node |
| ISTReach | ISTReach |
| ISTRemoval |
Interface for modifying a load, usually removing load through structures and basins.
It is used in BedLoadRemoval and must be set after the initialize phase. In some cases it is called twice for each time step, with two seperate contributions that must be handled independently. |
| ISTStructureReach | Interface for an ST structure reach. |
| ISuspendedLoadCalculator | Suspended load calculator interface, can calculate equilibrium concentration |