Select the polyline, tap and hold on the screen. The option screen will appear.
Select Linework > Offset…
Horizontal and vertical offset can be applied to a polyline.
Select the Horizontal offset and indicate with the red arrow the direction of the offset; left or right.
Vertical offset can be done in two ways:
- Selecting a vertical distance. Indicate the desired offset. With the red arrow choose the upper or lower offset regarding the existing position of the polyline.
- Selecting a Vertical grade indicating the desired % of the grade. This option calculates the vertical offset regarding the existing polyline.
There is an option to create new polyline by selecting the Create new polyline check box.
Note: If the check box is not selected, the existing selected polyline will be deleted.
Add to Layer option will attribute the polyline to a specific layer:
- Select an existing layer in the dropdown menu.
- Create a <new layer> on the top of the dropdown menu .
For a selected polyline, the horizontal offset of 5 m was applied with a 2% grade vertical positive difference. New polyline was created and attributed to a new layer called Offset 2%.