Edit superelevation data in the Superelevation Tabular Editor. 
Exercise 4: Adding and Modifying Superelevation Stations
Using the Superelevation Tabular Editor you can: 
- Directly view, edit, and enter superelevation data 
 
- Categorize the incoming and outgoing superelevation data for each curve 
 
- Categorize superelevation regions and critical points within incoming and outgoing curve areas 
 
- Import superelevation data from a CSV file 
 
- Input superelevation data manually 
 
- Receive graphical feedback and navigate to locations in the drawing related to the selected regions and critical points