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

How do you make a 3D surface in AutoCAD?

Choose a Surface Creation Method

  1. Create surfaces from profiles. Create surfaces from profile shapes composed of lines and curves with EXTRUDE, LOFT, PLANESURF, REVOLVE, SURFNETWORK, and SWEEP.
  2. Create surfaces from other surfaces. …
  3. Convert objects into procedural surfaces. …
  4. Convert procedural surfaces into NURBS surfaces.

29 мар. 2020 г.

How do I import points into Civil 3D?

Click Home tab Create Ground Data panel Points menu Point Creation Tools Find. On the Create Points toolbar, click the Import Points button. In the Import Points dialog box, click , and select the point data files you want to import.

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. Move the cursor to establish an extrusion direction.
  3. Enter a value or click in the drawing area to indicate the height of the new surface object.

29 мар. 2020 г.

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What is a surface in CAD?

A surface is a three-dimensional geometric representation of an area of land, or, in the case of volume surfaces, is a difference or composite between two surface areas. Surfaces are made up of triangles or grids, which are created when AutoCAD Civil 3D connects the points that make up the surface data.

How do you create a point file in Civil 3D?

To Create a User Point File Format

  1. In Toolspace, on the Settings tab, right-click the Point File Formats New.
  2. In the Point File Formats – Select Format Type dialog box, click User Point File. …
  3. In the Point File Format dialog box, specify a name and file extension for the format.

17 июл. 2019 г.

How do you make a point on a surface?

  1. From Home ribbon, click Points > Convert AutoCAD Points.
  2. Select point on the screen to create COGO points. …
  3. Create a surface by clicking Create Surface from Surface tool in the Home ribbon.
  4. Select desired settings and click OK to create empty surface where point can be added.

Which one of following is a surface command in AutoCAD?

The following table lists the surface-related Autodesk Civil 3D commands and briefly describes their functionality.


Command Description
AddSurfaceDrawingObjects Adds points from AutoCAD objects
AddSurfaceGridPoint Adds a grid point to an existing surface

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

Surface from Contours

  1. Start by creating a new drawing using a Drawing Template that has a Civil 3D set up (preferably yours).
  2. Insert the drawing that has the contours and explode it.
  3. Create a new Civil 3D TIN surface (from Prospector or Ribbon).
  4. Set values in Create Surface dialog box.
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24 сент. 2014 г.

How do you make a 3D polyline on a surface?

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 make a 3D face into a surface?

Surface From 3D Faces

  1. In Prospector tab right-click on Surfaces and select Create Surface. Name the surface, select the styles, etc. …
  2. In your drawing select all triangles and notice that they are now added to surface definitions. …
  3. Mission completed!

11 июн. 2010 г.

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