Since 1986, Hydrau-Tech, Inc. provides engineering community state-of-the-art software for sediment transport modeling, sediment data, bridge scour modeling, sediment transport computation, open channel hydraulics, environmental river mechanics, river geomorphology and environmental sediment management. Among various models, Hydrau-Tech engineers developed the U.S. Bureau of Reclamation’s GSTARS (Generalized Stream Tube model for Alluvial River Simulation) and Federal Highway Administration’s BRI-STARS (Bridge Streamtube Model for Alluvial River Simulation) models.  These models can be customized to fit your needs. More info on the software can be found at the following links.