FlexLine, 118
Applications
9.5.3
Defining the Reference Line
Description
The base line can be offset from, either longitudinally, in parallel or vertically, or be
rotated around the first base point. This new line created from the offsets is called
the reference line. All measured data refers to the reference line.
Reference line
P0
Instrument station
P1
Start point
P2
End point
d1
Base line
d2
Reference line
P1
Base point
P2
Base point
a
Base line
d1
Parallel offset
d2
Longitudinal offset
P3
Reference point
r+
Rotation parameter
b
Reference line
d1
d2
P1
P2
P0
TSOX_034
a
b
d2
d1
P1
P2
P3
TSOX_034a
r+