Automated GIS Mapping Functions

GeoHECRAS provides several GIS mapping functions that will automatically map GIS attribute data to the HEC‑RAS model. These functions include:

  • Assigning channel banks
  • Assigning flow lengths
  • Assigning ineffective flow areas
  • Assigning conveyance obstructions
  • Assigning levees
  • Assigning Manning’s roughness

To access these GIS mapping functions, select the Input | Assign Entities ribbon menu command.

Assign Entities command menu

In addition, there are additional GIS mapping functions available in the Input | Manning’s Roughness ribbon menu command.

Manning's Roughness commands

About the Author Chris Maeder

Chris Maeder

Chris is an experienced civil engineering and software technology leader, with over 30 years industry experience. With proven expertise in global software development, he has built engineering teams that adapt quickly, focus on what’s important and, most importantly, deliver. He is a licensed professional civil engineer with extensive experience in water resource engineering. He has performed and supervised engineering projects in urban stormwater drainage, transportation and roadway drainage, storm sewer design, detention pond design, stormwater quality, green infrastructure, watershed management planning, wastewater sewers, water distribution networks, pump stations, FEMA flood studies, bridge and culvert design, bridge scour and armoring, dam failure analysis, seepage and groundwater modeling, and environmental permits.

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