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Chapter 4 Working with Cross Sections
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changed by the command automatically. Use this option so that the cross fall of
features, such as the driving lane, does not change as the lane widens or
narrows. The command edits the section and returns the prompt to the
transition options.
9 Press ENTER twice to select any other station to edit and repeat steps 3-8, or
press ENTER repeatedly until you have exited the View/Edit Sections command.
Changing the Subgrade Transition Regions for
One Section
To edit the subgrade transitioning for one section
1 From the Cross Sections menu, choose View/Edit Sections.
NOTE
If you havent selected a current alignment, then you are prompted to
select an alignment.
2 Use the Sta or Next options to move to the station you want to edit.
3 Type E for Edit to access the editing options.
The following prompts are displayed:
Sta: 0+000 Section Edit & Display commands
Actual/Control/Ditch/Id/eXit/Transition/Undo/Zoom <eXit>:
NOTE
Any changes made using this option only affect the current station. To
make changes that affect a whole range of stations, use the Edit Design
Control command.
4 Type T for Transition.
The following prompt is displayed:
Actual/Control/Id/Ltrans/Rtrans/Subgrade/eXit/Undo/Zoom <eXit>:
5 Type S for Subgrade.
6 Select the new subgrade position for the crown of the subgrade surface.
When working with a template that has had multiple subgrades defined, this is
the elevation of the crown for the uppermost subgrade surface.
The command displays the resultant elevation.
7 Accept the resultant elevation value, or enter a new one.
8 Press ENTER twice to select any other station to edit and repeat steps 3-7, or
press ENTER repeatedly until you have exited the View/Edit Sections command.