: Always project your DEM into a Projected Coordinate System (local PCS) before starting preprocessing to ensure accurate area and length calculations.
: Ensure you use the specific installer for 10.8 (typically version 10.8.0.3 ). Users often find these newer builds on the ESRI FTP site or through third-party repositories like Software Informer. hec georas for arcgis 10.8
Once your features are ready, follow these steps using HEC-GeoRAS for ArcGIS 10.8. : Always project your DEM into a Projected
officially stopped testing versions after ArcGIS 10.2.1. However, a specific community-supported version, HEC-GeoRAS 10.8.0.3 , is designed for ArcGIS 10.8 Esri Community 1. Installation Requirements a specific community-supported version