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5.1.1 AXBX Method
1) Center Measurement.
Set the equipment between the two code staffs of 30m. Then move the equipment closer
to Staff B. As picture shown:
The distance should meet the following conditions:
A. Station 1, the equipment should set in the center, the deviation should within
±
1m,
without focusing.
B. Station 2, b
≤
2.5m
2) Kukkamäki Method
Set the equipment between the 2 staffs in a m away, a is about 20m. Then set the
equipment outside the staff B, the distance is b. The conditions for distance are same to
center measurement method.
5.1.2 AXXB Method
In AXXB method, the distance scale between each staff and station should be 1:2
1) Förstner Method
