Question: How do you split a surface in Civil 3D?

How do you split objects in Civil 3D?

To Split Polygon Objects

1. On the command line, enter mpsplit. Press Enter.
2. Select the polygon to split.
3. Specify the line to split the polygon: To split the polygon by drawing a line, enter d. …
4. To copy attached data from the original polygon to the two new polygons, enter y. Otherwise, the data is deleted.

How do you clip a surface?

If necessary, change the objects’ order with the Send command (see Changing Object Stacking Order). Select the object to be clipped. Select the clipping object. Select Modify > Clip Surface.

How do you split a face in Autocad?

Split a Mesh Face

1. Click Mesh tab Mesh Edit panel Split Face. Find.
2. Click the mesh face that you want to split.
3. To snap to a vertex of the face, enter v (Vertex).
4. Click the location where you want to start the split.
5. Click a second location to end the split. The mesh face is split along the boundary you specified.

Can you un Union in AutoCAD?

Unfortunately, if the objects share space, you cannot separate them. However, with 2011, if they are only touching, you can separate them – modify>solid editing>separate.

How do you divide 3D solids?

To Separate a Composite 3D Solid Into Individual Solids

1. Click Home tab Solid Editing panel Solid Editing drop-down Separate. Find.
2. Select the 3D solid object.

How do I cut a shape in AutoCAD?

To Trim an Object

1. Click Home tab Modify panel Trim. Find.
2. Select the objects to serve as cutting edges. Press Enter when you finish selecting the cutting edges. …
3. Select the objects to trim and press Enter a second time when you finish selecting the objects to trim.