Leica Captivate Technical Reference Manual page 822

Field
822
Option Description
Offset & The point is staked out with a known per-
height pendicular and vertical offset from the hori-
zontal and vertical alignments respectively.
Tunnel_018
a Centreline
b Centreline height difference
c Centreline offset
Point from The offsets of the point are stored as coordi-
design nates in the Road design. The Offset is
stored as the X coordinate and the Height
offsetis stored as the Y coordinate.
Profile, dist The point is defined by the distance from the
& offset start of the profile and an offset perpendicu-
lar to the design profile.
b
c
Tunnel_019
a Centreline
b Profile offset
c Distance from start of design profile
Dist from The point is defined by the distance from the
top&offset top of the tunnel and an offset perpendicular
to the design profile.
c
b
a
a
Roads - Tunnel