Next step
After defining the base line the Reference Line - Info screen will appear for
defining the reference line.
7.5.3 Defining the Reference Line
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.
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
After completing the measurements required for defining the base line, the
Reference Line - Info screen will appear.
Key Description
Grid To stake out a grid relative to the reference line.
Meas Pt To measure Line & Offset.
Setout To stake out points orthogonal to the reference line.
Description
Access
Reference Line - Info
Apps 85