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Levelling

Levelling

Surveying technique.

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Readers' pathsAug 2026 – Oct 2026

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Share of the 176 clicks on its links

  1. Level (optical instrument)

    Optical instrument to verify horizontal points.

    40%

  2. American and British English spelling differences

    25%

  3. Vertical datum

    Reference surface for vertical positions.

    5.7%

Readers come from

Share of the 269 readers arriving from another article

  1. Level (optical instrument)

    Optical instrument to verify horizontal points.

    41%

  2. Geoid

    Ocean shape without winds and tides.

    27%

  3. Spirit level

    Tool to indicate whether a surface is level or plumb.

    10%

  4. Height above mean sea level

    Elevation of a location above a standardized sea level.

    10%

  5. Surveying

    Science of determining the positions of points and the distances and angles between them.

    4.5%

  6. Benchmark (surveying)

    Point with known height used in surveying when levelling.

    4.1%

  7. Australian Height Datum

    Vertical datum of Australia.

    3.7%