HEC-RAS 2D User's Manual
Welcome to HEC-RAS.
Developing a Terrain Model and Geospatial Layers
Development of a 2D or Combined 1D/2D Model
Boundary and Initial Conditions for 2D Flow Areas
Running a Model with 2D Flow Areas
Viewing 2D or 1D/2D Output using HEC-RAS Mapper
Steady vs. Unsteady Flow and 1D vs. 2D Modeling