Editing VIPs with the Curve Panel
Updated August 22, 2024
This article applies to:
- RoadEng Civil
- RoadEng Forestry
This Knowledge Base article is an excerpt from one of our tutorial files. The files referenced in the article, as well as the full tutorial document, are available in our Tutorial Installer.
So far, we have created and edited intersection points only with the mouse (both vertical and horizontal). The curve panels also allow you to create and edit IPs.
File button | Open <RoadEngCivil>\Location\Align stage 4.dsnx.
Retrieve screen layout <Defaults and Layouts>\training\training Curve V.dlt.
Use the Previous IP
and Next IP 
buttons to move to the second vertical curve.
Figure 1: The Bottom Part of The Vertical Curve Panel
Change the elevation of the IP to 1210 (shown as 1204.550 in the figure above) and Apply your change. Note how the curve moves vertically.
Note: You can fine tune your alignment by making small changes to the VIP Station, Elevation values.
Press the Modify IP
button to open the Modify Vertical IP dialogue box (Figure 16‑4).
Figure 2: The Modified Vertical IP Dialogue Box Allows the User to Set
the Grade of the Previous Tangent (Among Other Things)
Type “2” into the Grade % field (Figure 16‑4) and press OK to close the dialogue box. Your Elevation value in the curve panel has been updated. Press Apply in vertical curve panel to change the curve.
Note: You can also edit horizontal alignment in the Horizontal curve panel in an analogous way.
- File button | Close. Do not save changes.