In this exercise, you will generate cut and fill contours for the site using the C1-Site1 volume surface.

1. Click the Layers icon in the toolbar to display the Layer Properties Manager. Turn off the display of the Subsites and Fg-srf-bdr layers, and click OK to close the Layer Properties Manager.

2. On the Terrain menu, click Set Current Surface to display the Select Surface dialog box.

3. Select Volume Surface, from the Select surface to open list, select C1-Site1, and then click OK.

4. On the Terrain menu, click Create Contours to display the Create Contours dialog box.

5. In the Intervals section select Both Minor and Major, enter 0.5 m for the Minor Interval and 2.5 m for the Major Interval.

6. Click OK to continue, and then press ENTER to accept the default, Yes, for erasing old contours.

The cut and fill contours are drawn to represent the depth of equal cut and fill across the site.

Click here to see an illustration of the cut and fill contours.