Key
Description
Fn
Settings
To configure the app. Refer to "43.3 Configuring Roads
Description of fields
Common to all methods
Field
Option
Description
Layer
Display only
or selectable
list
Layers contained in the active tunnel job can
be selected.
Centreline
Display only
The name of the layer centreline.
For
Tunnel face
Field
Option
Description
Drilling rig
orientation
Check box
This functionality helps to orientate the drill-
ing rig when drilling holes parallel to the tun-
nel axis direction. The entry point at the tun-
nel face is marked and delta angles to align
the drilling rig are provided.
The following fields are available when
Drilling rig orientation
:
Parallel to
alignment
is selected in
Tunnel Settings
,
Tunnel design
page:
Drilling dis-
tance
Editable field
The bore hole length. Available when
Drilling
rig orientation
is checked and used to cal-
culate the direction parallel to the alignment.
Check
Jumbo posi-
tion
Check box
When this box is checked, the jumbo posi-
tion is checked after measuring to the back
of the boom.
Boom
length
Editable field
The length of the boom is used for calculat-
ing and checking the jumbo position when
Check Jumbo position
is checked.
Tolerance
Editable field
Defines how accurately the boom must be
positioned to calculate the delta angles (max
10% of boom length). Available when
Check
Jumbo position
is checked.
The following fields are available when
Drilling rig orientation
:
Drill Pat-
tern
is selected in
Tunnel Settings
,
Tunnel design
page:
Apply drill
pattern
from
Meas chain-
age
The drill pattern is directly applied to the
measured chainage.
To acquire the measured chainage, take a
measurement, press
Fn
Tools
and select
Apply current chainage
.
Defined
Chainage
This chainage is typed manually into the
Stake chainage
editable field. It is used to
calculate the corresponding position and drill
direction at the measured chainage.
Roads - Tunnel
815