Creating a 3D Alignment

You can create a 3D alignment that is a 3D curve combination of horizontal and vertical alignments.

Before you begin: You must have created an horizontal and a vertical alignment.
  1. From the Road or Railway section of the action bar, click 3D Alignment .
  2. In the tree, select an alignment.
    The mandatory inputs to create the 3D alignment are automatically filled.
  3. Optional: Under Output Management, select the objects for which you want to generate an output.
    Note: Main curves is available only if Surface is selected.
  4. Click OK.
    The 3D alignment and the selected outputs are generated.
    Tip: You can also click 3D Alignment in the Alignment Assistant dialog box.


  5. To add a point on the 3D alignment, click Point on Alignment from the Wireframe and Surface section of the action bar and click the 3D alignment. For more information, see Creating a 3D Point on a 3D Alignment.
  6. To display the stationing, click Show Alignment Stationing from the View section.