Section 3D is an add-on application which allows you to create and edit the dynamic corridor in AutoCAD Civil 3D without having to create the custom subassemblies.
Cross sections are edited graphically or by using the Section3D Editor with ease and flexibility and can be saved for future use as a full or partial template. Learn More
The Section3D Editor and Viewer application was developed to enhance corridor modeling and cross section capabilities of Autodesk Civil 3D. Learn More
In addition to the dynamic corridor model, any combination of Links and Points can be imported directly into AutoCAD as 3D polylines. Learn More