This video shows a report within the UK and Ireland country kit for AutoCAD Civil 3D 2015 onwards.
It can export named feature lines that are used for site surface design and export simple x,y,z coordinates to a csv output.
(no audio, probably had enough of my voice this week)
https://www.youtube.com/watch?v=OtO9Q3-7Y7A&feature=youtu.be
(you can tell people are on holidays as that is five blog posts in one week)
/Jack Strongitharm