How do you create a surface from existing contours in Civil 3D?

How do you turn contours into a surface in Civil 3D?

You can add contour data to an existing TIN surface. For best results, add the contour data in a single operation. In Toolspace, on the Prospector tab, expand the surface Definition collection, right-click Contours, and click Add.

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 I turn a shapefile into a surface?

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 I create a new surface in Civil 3D?

Go to the Prospector tab in Toolspace and right click on Surfaces, select Create Surface. Alternatively, you can type CREATESURFACE at the command line.

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

On the Prospector tab of the Toolspace, right-click on Surfaces and select >> Create Surface.

1. Confirm that TIN surface is selected as Type.
2. Select the desired Surface layer and Style.
3. Click <> to close the Create Surface dialog box.
4. On the Prospector tab of the Toolspace, expand the Surfaces node.

How do you fix contours in Civil 3D?

To Edit Contours

1. Select the contour graphically or by using an AutoCAD command, such as PEDIT or PROPERTIES.
2. Perform the edit to the contour. …
3. Rebuild the surface to update the contour definition by right-clicking the surface in the Prospector tree and clicking Rebuild.

How do you make a surface in Autocad?

To Create a Surface by Pressing or Pulling

1. Click Home tab Modeling panel Presspull. Find.
2. Click an edge of 3D object, an open spline, an arc, or another 2D object that does not form a closed area. …
3. Enter a value or click in the drawing area to indicate the height of the new surface object.

How do you see the 3d surface in Civil 3d?

To Edit and View the Surface Definition

1. In Toolspace, on the Prospector tab, expand the Surfaces collection, right-click the surface, and click Properties.
2. In the Surface Properties dialog box, click the Definition tab.
3. To edit the general build information, expand the Build group and edit the values.

How do I import shapefile Contours into Civil 3d?

In the command line of Map 3D type MAPIMPORT. Locate the shapefile to be imported on click OK. In the Import window, click in the Data field. In the Attribute Data dialog box, select Create Object Data from Attribute Data and Select Fields that you want written to the object data table.

How do I create a shape file in Civil 3d?

To Export SHP Files

1. At the command line, enter MAPEXPORT and press .
2. In the Export Location dialog box, select the ESRI Shapefile format and a location for the exported files. …
3. In the Export dialog box, specify how to export objects. …
4. On the Selection tab, specify the objects to export.