GGU-DRAWDOWN: "Preferences" menu item

You will see the same dialog box as that shown under "File/New" when the program starts:

Here, you select the type of excavation (rectangle or polygon) and can activate the use of absolute elevations. In addition, it is possible to enter a description of the current system, this will then be used in the Input data legend and the output table.

After clicking the "OK" button an example installation is displayed on the screen. The existing excavation dimensions can be used if the excavation type is changed from "Rectangular" to "Polygonal". You will see the following request:

For using the existing excavation dimensions click "Yes".