How do you convert contours to surface in Civil 3D?

How do you make a surface from Contour lines in AutoCAD?

use AutoCAD Civil3D. Briefly, in the Prospector, go to the Surfaces node and expand it. Right-Click on Surfaces and Create Surface. You will be able to create the surface based on multiple data sources including contours (the lines must be at the correct elevation), drawing objects, points and breaklines.

How do you convert polyline to surface in Civil 3D?

To project a 2D line, polyline or feature line to the surface:

1. In the command line, type FEATUREELEVSFROMSURF command.
2. Select the surface to which the object will be projected.
3. Select the desired object(s).

How do you make surfaces from AECC contours?

Go to Solution. Explode the Aecc contours. They should become polylines which you can then add as contours. You can explode those AECC contours and then add them to your surface or you can import the Land Desktop data via the IMPORTLDTDATA command.

How do you create a surface from a shape file in Civil 3d?

Solution:

1. Connect to your SHP file first so you can create a polygon for the exact area that you want to query.
2. In Civil 3D, go to Home>Create Ground Data>Surfaces>Create Surface from GIS Data.
3. Select the Data source type and log in to connect to it.

How do you make a 3D face into a surface?

Solution:

1. Run the LINEWORKSHRINKWRAP command and select all 3D Faces from which the surface needs to be created. …
2. From Home ribbon, Create Ground Data click on Surfaces > Create Surface.
3. In Create Surface dialog name the surface, select Style, rendering material and click OK.

How do you make a polyline into a surface?

Open the AutoCAD Properties palette, select a polyline, and note that the elevation of that polyline is not 0.00. If you have polylines without elevations, they must be modified to the correct elevation before placing them into your surface. Also, once they are placed in your surface, you cannot delete them.

How do you create contours in Civil 3d 2020?

To Add Contour Lines

1. In Display Manager , right-click a surface layer, and select Create Contour Layer.
2. In the Generate Contour dialog box, enter a name for the new Display Manager layer that will contain the contour lines.