To measure a position in the tunnel
Use the Position in tunnel function to:
- Measure a position at any station within the tunnel.
- Compare the position with the design parameters of the tunnel.
To measure the position:
- Start a survey.
- Tap
and select Survey / Position in Tunnel.
-
Select the tunnel file. Tap Accept.
Information on the current position appears at the bottom of the screen. See Current position information.
- If the tunnel has more than one surface, select the surface to measure relative to. To select the surface you can:
- Tap and hold on the plan view and tap Select surface. Select the surface from the list.
- Tap the template surface.
-
Point the instrument at the position you want to measure. Tap Store.
- Enter the Position settings. Tap Accept.
-
Enter the Position tolerances. Tap Accept.
The position is stored.
- To exit the plan view, tap Esc.