To Use a Plane to Cross-Section a 3D Model for the First Time

To use a plane to cross-section a 3D model for the first time

1. Click Viewpoint tab Sectioning panel Enable Sectioning .

   Autodesk Navisworks opens the Sectioning Tools tab on the ribbon, and draws a section plane through the model in the Scene View. Default alignment for Plane 1 is Top. Default position is through the center of the visible area of the model. Move is the default gizmo.

2. Drag the gizmo to position the current plane as needed.
   
3. Optional: Click Sectioning Tools tab Save panel Save Viewpoint to save the current sectioned viewpoint.