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3.
3.
3.
3.
Input another I.P. one
by
one.press
[ENT]
to
accept a dialog box.
4.
4.
4.
4.
Press [ESC] to stop
inputing, and then pop up
a list box of I.P. Press F1:
[Save] to save all poins of
intersection
to
current
V-LINE-TYPE
file
and
quit defining. Press F2:
[Browse] to browse the
detailed information of an
I.P., or to edit it.
15.2
15.2
15.2
15.2 Defining
Defining
Defining
Defining the
the
the
the Vertical
Vertical
Vertical
Vertical Curve
Curve
Curve
Curve of
of
of
of Roadway
Roadway
Roadway
Roadway
The speciality of the roadway slope should be described by the
vertial curve, there are three attributes on the vertical
curve—mileage,
altitude
and
length,
the
mileage
mileage
mileage
mileage
is
representative of the point where the slope is changed, the
altitude
altitude
altitude
altitude
is the altitude of the point where the slope is changed,
the
length
length
length
length
indicate how much curve length is disigned to
implement the slope changing. The figure is shown as follow.
N:(Pt.1)
100
E:
100
Radius:
50
A1:
20
A2:
20
B.S Clear
Enter
List(H element)
01Begin:
100
02I.P.:
150
03I.P.:
170
04I.P.:
215
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