This app can help you in drawing Cad construction pavement sections on your cad software like AutoCad.
You can create sections with natural earth surface and pavement data, and adding data to your pavement type.

App includes different pavement types as pavement with no sidewalk or both sides sidewalk.

By filling every data you get a lisp file that you can load in to your cad software and it will automatically draw sections for you, and also calculating each section areas.