98
Circular Curve
Press ARC key in the “Main line Input Screen”, the circular curve can be defined. Circular curve consists of Arc
length and Radius. The rule of radius value: along the forward direction of the curve.When the curve rotates to
right, the radius value is positive. When the curve rotates to left, the radius value is minus. The arc length can not be
minus.
Operating Procedure
Operation
Display
⑴
Press ARC key in the “Input Process
Screen”,the “Define Arc” is displayed.
ARC
Define HZ AL
Chain: 1000.000 3
AZ: 0°00′00″
1
STR ARC TRNS PT
⑵
Enter radius and arc length, then press ENT
to record this data.
Enter
radius and
arc length
+
ENT
Arc
Radius
:
0.000 m
Arc length 0.000 m
OK
⑶
PressOK to record the alignment data.
OK
Define HZ AL
Chain: 1020.000 3
AZ: 75°37′11″
2
STR ARC TRNS PT
Transition curve
Summary of Contents for KTS440 L Series
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