Add Base

On the Mining | Pit Design (Dynamic) tab, in the Constraint group: Click New Base | Add Base to add an existing polygon as a base from which to build the pit design.

If not already selected, you will be prompted to select a string to add the base.

Alternatively, you can Digitise the required object/s using the button in the Selection Assistant toolbar. The Selection Assistant will close, providing access to the tools used to create the object.

Select a string for the base and click Accept Selection.

The base string will be added to the design at the selected point; indicated by the Base colour configured in Pit Polygons:

If you select the base string, you can modify the details using the values in the Properties grid where valid.