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.
DWG viewers. View, edit, and share .dwg files. There are several ways to view, edit, and share .dwg files, the native file format for AutoCAD data files, without using AutoCAD software: A360 ViewerâView designs in more than 50 file formats, including .dwg, right in your browserâno downloads or plug-ins needed.