Creating and Editing Structures > Adding Viewables to Structures > To Insert a Structure
  
To Insert a Structure
1. Click Tools > Edit Structure or Structure > Edit Structure. Structure Edit mode opens.
2. Select the target node, and then click Insert Branch Link or Insert Branch. The Open File dialog box opens.
3. Browse to and select a PVS, PVZ, ED, EDZ, or ZIP file. The selected file becomes the last child of the target node.
4. Click Close Edit, to save the changes and exit the Structure Edit mode.