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Table Of Contents
Chapter 4 Working with Cross Sections
364
8 Insert, delete, or view information for the current curve:
n
Click Insert Curve to insert a curve. The current curve number (indicated at
the top of the dialog box) changes to the one you just inserted. For example,
if you were working on curve #4, the curve you inserted is curve #5.
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Click Delete Curve to delete the current curve. You are asked to confirm that
you want to delete the curve.
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Click Info to display curve detail information as well as the stations of the
transitions in and out for the current curve.
9 Click OK to close the Superelevation Curve Edit Dialog box.
10 Click OK to close the Superelevation Control dialog box.
11 Click Yes to save your changes.
For information on superelevating compound curves, see Superelevating
Compound Curves in this chapter.
Importing a Superelevated Horizontal Alignment
After Editing It
If you modified the horizontal alignment after creating the superelevation
parameters, then it may be necessary to re-import the horizontal alignment.
This option recreates the curves and overwrites all of the superelevation
parameters with the default project settings for superelevation.
To import a superelevated horizontal alignment after editing it
1 From the Cross Sections menu, choose Design Control
ä
Superelevation
Parameters to display the Superelevation Control dialog box.
2 Click Import Alignment.
This imports the curve data from the alignment. You need to do this step before
you can do any superelevation editing and if you are going to apply
superelevation to the sections. A message is displayed, asking for confirmation
to overwrite the existing superelevated curve information.
NOTE
The Superelevation Parameters command is not dynamically linked to the
Horizontal Alignment commands. If you subsequently make any changes to
the horizontal alignment, then re-import the curve information by clicking
Import Alignment. In addition, you have to repeat any edits you made in
the Superelevation Curve Edit dialog box.
Importing Superelevation into a Profile
Profiles do not directly support superelevation because superelevation is based
on grade, not elevation. However, you do have the option of converting the
superelevation information to a transition so that you can import it to the
profile. By using this option you can either plot the superelevation for viewing
purposes, or you can edit the profile and attach it to the template as a
transition.