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Roads - Tunnel
Field
Option
Element &
offset
Offset
Editable field
Description
Tunnel_028
a Centreline
b Top of profile
c Offset perpendicular to the profile seg-
ment
d Distance from the top of the profile
The point to stake out is defined by:
1.
The number of the element on which
the point lies
2.
The percentage of the distance along
the element of the point to stake out
3.
The offset perpendicular to the design
profile.
c
d
e
b
Tunnel_020
a Centreline
b Point defining start of design profile
c Offset perpendicular to profile segment
d Distance from start of start point of
segment in %
e Start point of segment
Applies a horizontal offset perpendicular to
the centreline. Available for Offset
method: Offset & height.
-
+
d
b
c
a
a
823
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