The first two points are set to the same grade, and the shape of the grading
changes in response to the elevation change. Flattening the grade holds
the elevation values of the first and last selected points and modifies
elevations of the points in between.
3 Click
The second station's row is hidden, because there was no difference in
grade between it and the previous station.
4 In the first row, change the Grade Ahead value to -3.000%.
5 Click
Notice that the second station's grade has changed to reflect the change
you made in step 4.
6 Click
To continue this tutorial, go to
(page 402).
Exercise 2: Balancing Cut and Fill Volumes
In this exercise, you will adjust the elevation of a building pad to balance the
cut and fill volumes.
For more information, see the AutoCAD Civil 3D Help topic Displaying and
Adjusting Surface Volumes.
This exercise continues from
400).
Balance cut and fill volumes
NOTE This exercise uses Grading-4.dwg with the modifications you made in the
previous exercise, or you can open Grading-5.dwg from the
(page 819).
1 Click Analyze tab
Tools
On the Grading Volume Tools toolbar, notice that the Group is set to
Building Pad, which is the only grading group in the drawing. The fields
402 | Chapter 11 Grading Tutorials
Show Grade Breaks Only.
Show Grade Breaks Only.
to close the Grading Elevation Editor.
Exercise 2: Balancing Cut and Fill Volumes
Exercise 1: Editing the Grading Elevation
Volumes And Materials panel
.
(page
tutorial drawings folder
Grading Volume
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