Spectra Precision Survey Pro v4.6 Ranger User Manual - Manual (Page 57)

Getting Started
47
Horizontal Alignment
4. Tap the HAL (Horizontal Alignment) tab
and then tap the Insert button. This will
open the Insert Segment screen where the
first horizontal alignment segment can be
defined.
5. Tap the Line tab to insert a straight line
segment. Enter a Length of 100 and an

Azimuth of 0.
6. Tap to add the segment to the horizontal
alignment. You will return to the Edit
Alignment screen where the new segment
is displayed. The graphic shows every
horizontal segment entered so far with the
selected segment in bold. The dot in the
picture indicates the beginning of the
selected segment (in this case it is the end).
This is where the next segment will be
placed when using the Insert button.
7. Tap the Insert button again and then tap
the Arc tab to insert a horizontal curve.
8. Enter a Radius of 100, a Delta of 45
and select a Right turn. Check the Make
this segment tangent to previous
checkbox so
that the curve will be positioned so the
entrance to the curve is tangent to the end
of the previous segment.
9. Tap to add the segment to the horizontal
alignment.