Graphics Programs Reference
In-Depth Information
FiGuRE 18.11 Contour labels in
the front yard of lot 2
9. In the Add Labels dialog box, change the label type to Slope. Click Add.
10. When prompted to select a surface, click one of the red or blue con-
tours in the drawing to select the surface.
11. When prompted to choose between the One-Point and Two-Point
labeling options, press Enter to select the One-Point option. Pick a
point near the center of the front yard of lot 2.
The slope label indicates that the grade here is greater than the allow-
able 10%. This is something you'll address at the end of this exercise.
12. In the Add Labels dialog box, change the label type to Spot Elevation.
13. Click Add, and select a red or blue contour when you're prompted to
select a surface.
14. Using an Endpoint object snap, select the four corners of the lot 2
building pad. This places a spot-elevation label at each corner.
15. Press Esc to clear the previous command. Click the blue building pad
feature line for lot 2. On the Edit Elevations panel of the ribbon, click
Raise/Lower.
If the Edit Elevations
panel isn't visible, click
Edit Elevations.
16. When you're prompted to specify the elevation difference,
type -2 ( -0.691 ) and press Enter.
After a pause while the software rebuilds the surface, the contour
labels, slope label, and spot-elevation labels all update to reflect the
change (see Figure 18.12). The slope in the front yard of lot 2 is now
less than the maximum of 10%.
17. Save and close the drawing.
You can view the results of successfully completing this exercise by opening
Labeling Design Surfaces - Complete.dwg .
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