Export DWG to DGN workflow using Civil 3D

1. Open the target DWG to export.
2. C3D Application Menu > Export > Export Civil 3D Drawing or EXPORTC3DDRAWING at the command line.

   

3. The Export Autodesk Civil 3D Drawing dialog box will appear. Use the following settings:
   1. Export to file type: MicroStation DGN
   2. External DWG references: Bind and Insert
   3. Files to Export: Current drawing on
4. Destination Folder: Click ... to choose the save location of the DGN.
5. OPTIONAL: Enter a Destination file name prefix or Destination file name suffix to the exported DGN filenames.
6. OPTIONAL: Checkmark: Include sheets (To also export layout sheets.)

7. In the Files to Export column, check or uncheck the files to be exported.

   

8. Export Settings....

   

9. In the Export Settings dialog box set the following:

   1. Export file type: MicroStation DGN

   2. DGN file version: V8
   3. Conversion units: Master
   4. ... to select the Seed file: C:\WisDOT\Stnd\C3D20xx\Templates\Conversion\wisdot-seed3d.dgn
   5. Mapping setup: WisDOT DWG-DGN EXPORT

   6. OK.

      

11. In the Export Autodesk Civil 3D Drawing dialog box Export .

12. The Export Status progress dialog will appear. Wait for the DGN(s) to be created. The export process may take some time to complete.

    

Warning: The Export to MicroStation DGN process doesn't always complete successfully. It will sometimes fail, hang, or crash Civil 3D without warning. If this happens contact support.cae@dot.wi.gov for troubleshooting help.

13. When the button is no longer grayed out, click OK to dismiss the Export Status progress dialog.
14. Click the exit button (X) to close the Export Autodesk Civil 3D Drawing dialog box.
15. Individual DGN files will be exported to the folder specified, one DGN for model space and one DGN for each individual layout (if layouts are selected).