b.
The program displays as the graph:
c.
Press [OK] to delete horizontal alignment
data, all the horizontal alignment data in
internal memory will be deleted.
The system returns to HZ Alignment
screen. User may re-define horizontal
alignment data. (Here, taking deleting
horizontal alignment data for example)
Press [Abrt] if it is not to be deleted.
7.7.5 Define Vertical Alignment
A vertical alignment consists of a series of intersections, including a chainage, height and curve length. The
length of start point and end point must be zero.
Chainage 1000 1300 1800 2300
Height 50 70 60 90
Curve length 0 300 300 0
Intersections can be entered in any order. After entering one point data, press [ENT] to save it and go to
next inputting screen. Press [ESC] to quit without saving.
a.
In Roads menu select “2.VT Alignment”
to enter to define VT Alignment function.