In this video we show you how to read a set of MDT Plans and extract the Vertical Alignment Data for a road and enter it into the Corridor Alignment Editor.
NBote TBC needs the Grade Break locations as well as the PVI points for Vertical Curves only - the PVC and PVT points are useful as a check on the alignment once TBC has computed those but they are not needed for the key in process.
The VAL provided looks like this on the Plans, I have marked the values that are needed for the key in process as a reference
Video shows you how