Nope, showing fine in the 2 drawings I checked.
"fswismer" wrote in message news:6250006@discussion.autodesk.com...
> I am currently running Civil3d 2010 and I am trying to show my volume tinn
> surface with elevations and contours for cut & fill. Now in 2010 I cannot
> get the cut (i.e. negative) contours to show. Has anyone come across this?
>
> Cheers.