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Scenario three – Spectra Precision Survey Pro v4.5 Recon and Nomad User Manual User Manual

Page 70

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User’s Manual – Conventional Mode

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Scenario Three

You have one point established on your lot and you know the azimuth

to an observable reference.
Solution

1. Create a job using the coordinates of the established point for the

first point. If the coordinates are unknown, accept the default

coordinates.

2. From the Backsight Setup screen, set the Occupy Point field to the

point that was just created.

3. Setup the total station over the established point.

4. Toggle the

.

BS Direction

.

/

.

BS Point

.

button to BS Direction

.

and

enter the azimuth to the observable reference here.

5. Aim the total station toward the observable reference and tap

Solve… to open the Backsight Solved screen.

6. Confirm the BS Circle value is zero and tap Send Circle to zero

the horizontal angle on the instrument, then tap . If the Always

Prompt for Backsight Check option is checked in the Job > Settings
> General screen, you will be prompted to check your backsight.

If you later find true State Plane coordinates for any of the points in

your job, you can use the Translate routine to adjust all the

coordinates accordingly.