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HANDLE CONTROL BOX
3.
On "Project Surfaces" screen, press "New...".
4.
On "Surface Name and Type" screen, press the input sec-
tion for "Name".
5.
Input the name of Surface files to make newly, by using the
alphanumeric keyboard.
6.
Select "Subgrade of Existing Alignment" ("Surface type"),
and press "Next".
7.
On "Subgrade of Existing Alignment" screen, select an
alignment data to refer to create a new alignment data.
8.
Press the input section for "Elevation adjustment :".
9.
Input a value by using the numeric keyboard.
•
Positive number
Raises the centerline height of the alignment data
from the surface which you are working on/ referring
to.
This is applied to the centerline of Surface which you
are working on/ referring to.
•
Negative number
Lower the centerline height of the alignment data from
the surface which you are working on/ referring to.
This is applied to the centerline of Surface which you are working on/ referring to.
10. Press the input section for "Grade:".
11. Input a value by using the numeric keyboard.
•
"Manual :"
If it is effective, input the slope of the right and left sides of the road surface in percentage.
•
"Copy from :"
When effective, use the grade (slope) of the reference cross section element matched to the input off-
set value (lateral offset amount ( m) from the centerline).
The grade on the right side/ left side is read in from the reference alignment file.
12. Select "Extend slope :".
•
When "Vertical" is selected
The cross section of the subgrade is fixed as a horizontal offset which is the same as the cross section
of the reference alignment file.
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