Tech Tips


Add an Auxiliary Lane

This Tech Tip explains how to use the Add Auxiliary Lane function.
 

TechTips

Adding the Auxiliary Lane (using the menu)

Roads Mode, Alignment Menu > Edge Levels > Add Auxiliary Lane

This function will add the appropriate with entries to the Edge Levels Spreadsheet to create an auxiliary lane.

Single Carriageway Roads:



Lane Width Enter the width of the auxiliary lane to be inserted
Start Chainage Enter the start chainage of the auxiliary lane to be inserted after the lead in taper.
End Chainage Enter the end chainage of the auxiliary lane to be inserted before the lead out taper.
Taper in Length Enter the length of the lead in taper
Taper out Length Enter the length of the lead out taper
Templates Enter the template names you want to use on the tapers and auxiliary lane. Select the "No Change" option to prevent a template change.
Lane Settings Indicate the lane to which the auxiliary lane should be added.


In this example we are going to add an auxiliary lane between chainage 100 to chainage 150.





Click OK to add the auxiliary lane.



The auxiliary lane is shown.

Dual Carriageway Roads:

There are 2 dialogs, depending on the lane settings.

If you add the auxiliary lane on the shoulder side:





If you add the auxiliary lane on the median side:



Lane Width Enter the width of the auxiliary lane to be inserted
Taper in Length Enter the length of the lead in taper
Start Chainage Enter the start chainage of the auxiliary lane to be inserted after the lead in taper
End Chainage Enter the end chainage of the auxiliary lane to be inserted before the lead out taper
Taper out Length Enter the length of the lead out taper
Templates Enter the template names you want to use on the tapers and auxiliary lane. Select the "No Change" option to prevent a template change
Lane Settings (Shoulder Side, Median Side) Indicate whether the auxiliary lane should be applied on the shoulder, or on the median of the dual carriageway road
Lane Settings (Left Side, Right Side) Indicate to which lane the auxiliary lane should be added


Adding the Auxiliary Lane (graphically)

Alignment Menu > Edge Levels > Edit Super

Right click on the window to get the following dialog.



Select Add Auxiliary lane

Civil Designer will prompt :



Indicate the start of the lane.

Civil Designer will prompt:



Indicate the end of the lane. Once the end position has been indicated, you will be presented with the Add Auxiliary Lane dialog, allowing finer adjustments. Note the Start and End chainages indicate the graphical indicated positions.



Click OK

The display will be updated to show the new lane.



Multiple auxiliary lanes may be added using the same procedure.

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