Graphics Programs Reference
In-Depth Information
3.
On the Profile Layout Tools toolbar, click Insert PVI. While holding
down the Shift key, right-click and select Endpoint.
▶
4.
Zoom in to the left end of the profile, and click the sharp break in
the existing ground profile that is located at the center of the circle
marked A.
This sharp break is the
edge of the existing
road that the new road
will tie into.
5.
On the Profile Layout Tools toolbar, click Delete PVI. Then click in
the circle marked B. Doing so deletes the PVI at this location and
removes the slight bend in the profile.
6.
On the Profile Layout Tools toolbar, click Insert PVIs - Tabular.
7.
In the Insert PVIs dialog box, enter
19+10 (0+582)
for Station and
174.00 (53.000)
for Elevation.
▶
8.
Press the Enter key to create a new line. Then enter
21+55 (0+655)
for Station and
173.5 (52.750)
for Elevation. Click OK.
This creates two new
PVIs located near the
centers of the circles
marked C and D.
9.
On the Profile Layout Tools toolbar, click the black triangle to the
right of the curves button to view the curves menu. Select More Free
Vertical Curves
➢
Free Vertical Parabola (PVI Based), as shown in
Figure 7.9.
FiGuRE 7.9
Clicking the Free Vertical Parabola (PVI Based) command
10.
Click in the circle marked C. Type
150
(
45
), and press Enter to provide
the curve length.
11.
Click in the circle marked D. At the command line, type
200
(
60
) for
the curve length, and press Enter.
12.
Press Enter to end the command.
13.
Save and close the drawing.
You can view the results of successfully completing this exercise by opening
Editing Tools - Complete.dwg
.
