Imports computed water surface profiles from HEC-RAS back into ArcGIS to perform flood inundation mapping and velocity visualization. 2. Compatibility, Prerequisites, and Installation
The following system requirements must be met to run HEC GeoRAS for ArcGIS 10.8: hec georas for arcgis 10.8
RiverGIS is a that allows users to create HEC‑RAS geometry directly from spatial data. Its functionality closely mirrors that of HEC‑GeoRAS. RiverGIS requires a PostGIS database for data storage but is actively maintained and works on modern 64‑bit systems. Imports computed water surface profiles from HEC-RAS back
From the HEC-GeoRAS toolbar, select → Create Layers to generate the required feature classes. The essential RAS layers include: hec georas for arcgis 10.8