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Autodesk
Status Will not implement
Product InfoDrainage
Categories Productivity
Created by Jana Anbu
Created on Apr 9, 2025

Reverse Flow Direction

In cases where the pipe direction in the CAD/GIS source file is incorrect, the imported flow direction in InfoDrainage also follows the same (incorrect) path.

Rather than correcting the geometry externally in CAD or GIS, is there a built-in option in InfoDrainage to reverse the flow direction of the pipes internally?

  • Attach files
  • Guest
    Nov 18, 2025

    Changing the invert levels may change which end is treated as US and DS hydraulically, but the plan view flow direction does not change with the invert levels. This means the flow path tool still follows the original, incorrect conenction direction if the pipe was drawn incorrectly in the first place.
    Right now, the only way to correct this is to delete and recreate the pipe, which is a poor workflow. A right click "Reverse flow direction", similar to that in Civil 3D, would resolve this cleanly and make life much easier for users dealing with CAD/GIS data that comes in with the reversed links.

  • Admin
    Javier Soto
    Apr 15, 2025

    thank you for your comment. InfoDrainage defines the flow direction looking at the invert levels at both ends, hence the only way to change the flow direction would be by swapping levels