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CAD tip CAD tip # 8932:

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Q - question

HEC-RAS Import/Export in higher versions of AutoCAD Civil 3D.

A - answer The former add-on module "HEC-RAS Import Export Extension" for older Civil3D versions is no longer needed as it is already included in the standard functionality of AutoCAD Civil 3D 2013 (and higher). The link to the freely available application "HEC RAS" (River Analysis System by the US army and the Engineers' Hydrologic Engineering Center) for water flow analyis is now included in the standard Civil3D ribbon.

The command IMPORTHECRAS for importing .SDF files can be launched from the ribon Insert > Import > Import from HEC RAS:

The command EXPORTHECRAS for exporting .GEO files can be launched from the ribbon Output > Export > Export to HEC RAS:

Civil2013
100% *  CAD 
22.11.2012    7800x  
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applies to: AutoCAD Civil 3D 2013 ·

See also:
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Tip 9895:Missing or distorted parts of the ribbon or QAT panel.
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