What is a feature line in Civil 3D?

What are feature lines?

Feature lines are 3D objects which can be used as grading footprints, surface breaklines, and as corridor baselines. About the Feature Lines Collection (Prospector Tab) Use the Feature Lines collection in the Prospector tree to manage feature line styles and layers.

How do I make a surface feature line?

Create your surface, go to definition_breaklines (right click), add breaklines give them a name, and select the feature lines. All done. Go to the Surface definition and add them a breaklines or select them, right click and select “Add to Surface as Breakline”.

How do you offset a feature line in Civil 3d?

Click Home tab Create Design panel Feature Line drop-down Create Feature Line From Stepped Offset Find. Do one of the following to specify the location for the offset: Specify the offset distance, then select the object to offset. Enter Through, then select the object to offset and select a through point.