Create Sections - Leica ScanStation P30 Basic Training Manual

• If the start station is assigned to the wrong end, click
Tools |Alignment and Section | Switch Alignment Start/End.
• When multiple objects are selected, such as this case, the objects must be geometrically
connected in a single unbroken sequence. The object picked last provides the end-point at
which the starting station is assigned.
• Alignments may be horizontal, skewed, or a mixture of both, but may not be vertical.

4 Create Sections

As you progress along an alignment, the station numbers increase. A station is a point along the
alignment at which a section is created.
All features to the right of the alignment have a positive "offset", and all the features to the
•
left have a negative "offset", relative to the 2d coordinate system.
For each Cross Section
•
right, -Z tangent (in line and away from the alignment).
The offsets are represented as absolute values, appended by "L" for left, or "R" for right).
•
Each feature also has a vertical "elevation" in the local coordinate system.
14 - 18 Module 5.3 – Alignments&Sections
Figure 21
created the local coordinate system is oriented with Y=up, +X to the
Data Extraction