To View Corridor Sections

To open the Corridor Section Editor

1. Select a corridor in the drawing.
2. Click Corridor tabModify Corridor Sections panelSection Editor.
3. Optionally, you can use the Select A Baseline list to select another baseline for the corridor or click and select an alternate alignment in the drawing.

Alternately, in the prospector or the viewport, you can right click on the corridor you wish to view as sections, right-click and click View/Edit Corridor Section.

To display sections in the Corridor Section Editor

1. Select a corridor in the drawing.
2. Click Corridor tabModify Corridor Sections panelSection Editor.
3. Filter the Select a Chainage list to display only the chainages you want to see:
   • All Baseline Chainages: Displays all chainages on the current baseline.
   • Region Chainages: Displays only chainages that are in a corridor region.
   • Overridden Chainages: Displays only chainages that have assembly overrides.
   • Non-Region Chainages: Displays only chainages that are not in a corridor region.
4. On the Chainage Selection panel, select a chainage from the Select a Chainage list.
5. To view a section that is between two chainages, click , and then either specify a point in plan or profile, or enter a numeric chainage value.

   To save an intermediate chainage, click Save Intermediate Chainage.

   Note: Unsaved intermediate chainages are displayed in the Select a Chainage list and are preceded by a *. If an intermediate chainage is not saved, it will be cleared when the Section Editor is closed.
6. On the Chainage Selection panel, click or to view the first or end chainage.
7. Click to view the previous chainage or click to view the next chainage.
8. Click to view the last chainage of the previous region. Click to view the corridor section at the first chainage of the next region.
9. To set zoom options, on the View Tools tab, either:
   • Click Zoom to Extents to view the entire corridor section view.
   • Click Zoom to an Offset and Level to lock the zoom to a selected level or offset.
   • Click Zoom to Subassembly to lock the zoom to a selected subassembly.
10. Optionally, to view detailed information about the assembly and subassemblies used by the region in the Corridor Parameters vista: On the Corridor Edit Tools panel, click Parameter Editor.

To specify a chainage in plan or profile

While the section editor displays a section, the chainage slider line indicates the location of the section in plan and profile. You can change the section that is displayed in the section editor by dragging the section slider line to a new chainage on the current baseline.

1. Select a corridor in the drawing.
2. Click Corridor tabModify Corridor Sections panelSection Editor.
   Note: Make sure that model space displays at least two viewports.
3. In either the plan or profile viewport, select the chainage slider line.
4. Use the grip to drag the chainage slider line to a new corridor chainage.

To edit corridor section viewing and editing options

1. On the Section Editor tab, View Tools panel, click View/Edit Options Find.
2. In the View/Edit Corridor Section Options dialog box, under View/Edit Options, select a style from the Code Set Style list, to change the display of corridor section elements such as shapes, links, and points.
3. Under View/Edit Options, enter a new scale in the Default View Scale field.
4. Under View/Edit Options, select the Rebuild on Edit option, to automatically rebuild the corridor model when you edit a subassembly using the section viewing and editing tools.
   Note: To change the default section viewing scale or automatic corridor rebuild value, on the ToolspaceSettings tab, expand CorridorCommands. Right-click ViewEditCorridorSection, and click Edit Command Settings. In the Edit Command Settings dialog box, expand the View/Edit Options property group. Modify the Default View Scale and Rebuild On Edit settings as required.
5. Under View/Edit Options, edit the values in the Front Clip and Back Clip fields, to display 3D objects, such as pipe network parts located at the specified chainage.

   You can display any 3D object located at the chainage, including pipe network parts, blocks, and polylines. The clip values control the start and end of the visible extents of objects in the corridor section, from front to back.

   Note: Unless 3D Objects reside on a visible layer, they are not displayed in the corridor section view. By default, layers for objects that are not referenced by the corridor are not visible.
6. Under Grid Settings, set the visibility and separation of grid lines, the color of grid lines, and the visibility and color of a center axis for the grid.
7. Under Grid Text Settings, set the style, color and size of text, along with the visibility of center axis annotation.

To view Autodesk Civil 3D objects in the Corridor Section Editor

Using a single dialog box, you can turn on and off the display of civil object types, such as alignments, points, plot segments, and pipe network parts.

1. Select a corridor in the drawing.
2. Click Corridor tabModify Corridor Sections panelSection Editor.
3. Click Section Editor tabView Tools panelDisplay Objects.
4. In the Display Objects in Section Editor dialog box, specify the objects you want to view.
5. Click OK.

To configure viewports in the Corridor Section Editor

You can configure viewports that show plan, profile, and section each time the Corridor Section Editor is launched.

1. Select a corridor in the drawing.
2. Click Corridor tabModify Corridor Sections panelSection Editor.
3. Click Section Editor tabView Tools panelViewport Configuration.
4. In the Corridor Section Editor: Viewport Configuration dialog box, configure the viewports as desired.
5. Click OK.