Autodesk CIVIL3D - CIVILDESIGNCOMP 2007 SLM CD Tutorials Manual page 808

Major station label type group style changed
Change the label style of an individual label object that is part of a group
1 Ctrl+click the 0+060 station label.
A grip appears only on label 0+060. The other major station labels are
not selected.
2 Right-click the label. Click Properties.
3 On the Properties palette, in the Major Station Label Style list, select
Perpendicular With Line.
The label style changes for only station label 0+060. The rest of the major
station labels on West Street retain their current style.
4 Press Esc to deselect the label.
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