We are ready and able to work with you on your electrical distribution needs, from transformer vault construction and high voltage power substation construction. The Robert Henry Corporation is the right choice for your high voltage electrical contractor.
Using Microsoft Visio. 1  1. Launch Microsoft Visio and click on âFile.â. 2  2. Click on âOpen.â. 3  3. Select âAutoCAD Drawing (*.dwg; *.dxf)â from the âFiles of typeâ list.  4. Navigate to the DWG file you want opened, then click âOpen.â Visio will open and display the DWG file.
How to Open DWG Files. DWG files contain designs, photos, maps, and geometric data, and were originally created by Autodesk in 1982 with the launch of AutoCAD drafting software. DWG files can be opened directly in AutoCAD or Microsoft Visio, or with Autodesk products A369 Viewer and AutoCAD 360.