Change the assembly used in a corridor region by selecting an assembly from the Assemblies collection on the Prospector tab.
To change a corridor region assembly by selecting an assembly from Prospector
- In Toolspace, on the Prospector tab, expand the Corridors collection. Select the corridor. Right-click. Click Corridor Section Editor.
- On the Section Editor Ribbon
Station Selection panel, select a station that is in the region you want to change. In the Select a Station list,
indicates that a station is associated with a region. - In Toolspace, on the Prospector tab, expand the Assemblies collection. Select the assembly. Right-click. Click Preview in Section Editor.
A preview of the assembly is displayed in Section Editor. In Prospector,
appears next to the preview assembly. - To modify targets, click Section Editor tab
Preview panel

Edit Preview Targets. - In the Target Mapping Dialog Box, set the surface, offset, and elevation targets in the corresponding Object Name fields.
For more information, see Setting Targets.
- Click OK to close the Target Mapping dialog box.
- Click Section Editor tab
Preview panel
Apply.
The corridor is rebuilt using the new assembly in the specified region.