Automation Ducts Create a 6-Way or 100-Way Duct Pipe in Autodesk® Civil 3D® without Using Part Builder from select feature lines and put all in one network

Creating ducts (duct banks or conduits) in Civil 3D is best achieved by defining a custom Pipe Network. You can create a custom Pipe Network part (rectangular or round) with any number of pipes by

Define Part Size.

Assign Elevation and distances.

Select the feature lines that can extend the pipes (rectangular or round) with a spacing distance or pick point

Rename the ducts related to alignment.