Chapter
Apr 26, 2012
Application of HEC-GeoRAS to the Tres Rios, Arizona Feasibility Study
Publication: Building Partnerships
Abstract
Impacts of ecosystem restoration alternatives and the associated affects of flood damage for the Tres Rios study area, located near Phoenix, AZ, were studied using the Hydrologic Engineering Center River Analysis System (HEC-RAS) in concert with HEC-GeoRAS. HEC-GeoRAS is a set of procedures, tools, and utilities for processing geographic information systems (GIS) data in ArcView GIS, using a graphical user interface. The interface allows preparation of geometric data for import into HEC-RAS and generation of GIS data from exported HEC-RAS simulation results. Automated GIS processing procedures in HEC-GeoRAS provides a valuable and expeditious method for repetitive hydraulic model development during floodplain analysis. Further, the GIS is ideally suited for visualizing proposed alternatives and the associated flood impacts.
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© 2000 American Society of Civil Engineers.
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Published online: Apr 26, 2012
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Cameron T. Ackerman
Research Hydraulic Engineer, Hydrologic Engineering Center, U.S. Army Corps of Engineers, 609 Second Street, Davis, CA 95616
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