Levelling Total Station Measuring; Levelled Stakeout - Leica NA2 User Manual

Levelling total station measuring

Wanted:
Position of several ground
points.
carried out during area levelling.
NA2/NAK2-2.0.0en
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A
Backsight to known point
Procedure:
1. Sequence of measurements
The levelling total station
measuring is normally
2. Transfer measured value into
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A
1
2
Measuring ground points
is the same as with area
levelling. However, beside the
height read also the staff
section L (see chapter
"Distance measuring") and
the Hz-angle.
the map - points are
determined by position and
height.
18

Levelled stakeout

The stakeout is the counterpart
to the levelling total station
measuring - map points are set
out in the field.
Procedure:
1. Set up instrument at a known
point, centre and level up.
2. Focus instrument and aim on
known orientation point.
3. Orient horizontal circle (Hz-
direction).
4. Move staff to stakeout point
on the basis of known values
(distance and Hz-angle,
height) and stakeout point
Measuring
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