Standard subassemblies (like LaneSuperelevationAOR or BasicSideSlopeDitch ) are static. If you want a lane that changes width based on a survey point, or a curb that rotates differently than the pavement, standard tools fail.
In this tutorial, we created a simple subassembly for a curb and gutter using the Civil 3D Subassembly Composer. The Subassembly Composer is a powerful tool that allows users to create custom subassemblies for use in corridor design. By following these steps, users can create complex designs and improve their productivity. civil 3d subassembly composer tutorial pdf
If the fill height > 1.0 m, add a berm. Else, direct daylight. standard tools fail. In this tutorial
A good tutorial introduces the three main panes: add a berm. Else