HEC-RAS
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HEC-GeoRAS
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HEC-GeoRAS 3.1.1 is an ArcView GIS extension that provides the user with a set of procedures, tools, and utilities for the preparation of GIS data for import into HEC-RAS 3.1.1 (and 3.1.2) and generation of GIS data from RAS output. While the GeoRAS extension is designed for users with limited geographic information systems (GIS) experience, knowledge of ArcView GIS is advantageous. Users, however, must have experience modeling with HEC-RAS and have through understanding of river hydraulics to properly create interpret GIS data sets.
ArcView GIS 3.2, for Windows OS, with the 3D Analysts Extensions is required. The Spatial Analyst extension is recommended.
Program Files
Documentation
HEC-GeoRAS for ArcView User's Manual (4.8MB)
Sample Data Files