When you install CivilStorm after you install AutoCAD, integration between the two is automatically configured.

If you install AutoCAD after you install CivilStorm , you must manually integrate the two by selecting Start > All Programs > Bentley > CivilStorm > Integrate CivilStorm with AutoCAD-ArcGIS-Microstation. The integration utility runs automatically. You can then run CivilStorm in AutoCAD mode.