145
[APPENDIX-A] CALCULATING ROAD ALIGNMENT
The road alignment stake-out program can stake out the alignment elements
including straight, arc and transition curve.
NOTE:
1) Road alignment data can be uploaded from computer or can be entered
manually.
2) Road alignment data is managed by chainage.
1. ROAD ALIGNMENT ELEMENTS
There are two ways to enter the alignment elements:
1) Download from PC.
2) Manually entered on the STS-750RC series.
How to enter the alignment data is explained below:
Alignment Element
Parameter
Straight
Bearing, Distance
Transition Curve
Radius, Length of Transition Curve
Arc
Radius, Length of Arc
PT
N, E, radius, A1, A2
NOTE: When downloading from computer or selecting PT option, you do not
have to calculate the Parameter.
Pt
Northing
Easting
Radius
Transition
Curve A1
Transition
Curve A2
BP
1100.000
1050.000
IP1
1300.000
1750.000
100.000
80.000
80.000
IP2
1759.000
1400.000
200.000
0.000
0.000
EP
2000.000
1800.000
Example:
To enter the following data select DEF AL of ROADS in PROG menu:
Chainage 0
N 1100.000
Содержание STS-750RC Series
Страница 1: ......
Страница 12: ...11 1 8 MENU TREE Menu F1 F4 Confirms the selected menu Press PAGE to view the next page ...
Страница 152: ......