Field
Option
Description
Plan view
d
c
e
b
f
a
Tunnel_030
a
Alignment
b
Instrument chainage
c
Start chainage
or
Start distance
d
End chainage
or
End distance
e
Before instrument
f
After instrument
Drilling rig
orientation
Parallel to
alignment
Guides a jumbo to drill in the direction paral-
lel to the alignment.
b
a
Tunnel_031
a
Alignment
b
Drill direction
Drill Pattern
Guides a jumbo to drill in the user-defined
direction. The direction must not be parallel
to the alignment.
b
a
Tunnel_032
a
Alignment
b
Drill direction
Roads - General
641