How do you create a surface in Civil 3D from feature lines?

Right-click a feature line Add To Surface As Breakline. Note: If there are no surfaces in the drawing, you are prompted to create one. In the Select Surface dialog box, select a surface, and click OK. Or, select the Add button to create a new surface.

How do you grade from a feature line to a surface?

On the Grading Creation Tools toolbar, click Select a Criteria Set. In the Select A Criteria Set dialog box, ensure that Basic Set is selected. Click OK. From the Select a Grading Criteria list, select Grade To Surface .

How do you create a grade infill in Civil 3d?

To Fill a Void Area in a Grading

  1. Click Home tab Create Design panel Grading drop-down Grading Creation Tools Find.
  2. Click the arrow next to . Click Create Infill.
  3. Click the area that you want to fill. Valid areas that can be converted to infill are highlighted as you move the cursor over them.

How do you create a tin surface from points in Civil 3D?

Click Home tab Create Ground Data panel Surfaces drop-down Create Surface Find. In the Create Surface dialog box, in the Type list, select TIN Surface.

How do I export a feature line in Civil 3D?

In the drawing, click the corridor feature line. If you make an ambiguous selection, the Select A Feature Line dialog box is displayed. Select a feature line from the list. The feature line is exported as a polyline.

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How do you add a grading group to surface Civil 3D?

Click Home tab Create Ground Data panel Surfaces drop-down Create Surface From Grading Find. In the Select Grading Group dialog box, specify the site and the grading group. Click OK. The detached surface is created.

What are feature lines in Civil 3D?

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.