ESurvey CADD -> Interpolate using Tin Method -> At CS & LS/Offset Lines Intersection Points (ITI)
If your AutoCAD is of 64 bit then use 'ITI64' command.
Then follow the steps mentioned below:
- Select lines in 'CS' layer intersecting with 'LS' layer pline:
- Select entities: (Select required objects that need to be interpolated)
- Select entities: Enter
- Finding all Intersections between LS and CS Lines...
- Found “N” Intersections.
All interpolated levels will be placed in Layer1 and the levels which are extrapolated where the ground data is not at a distance are placed in Layer2.
Convert the Layer2 levels into Layer1 before exporting.