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  2. Tripod (surveying) - Wikipedia

    en.wikipedia.org/wiki/Tripod_(surveying)

    This shows a surveyor's tripod's foot. The platform is used to push the spike into the ground. Above the foot is the height adjustment. The tripod is placed in the location where it is needed. The surveyor will press down on the legs' platforms to securely anchor the legs in soil or to force the feet to a low position on uneven, pock-marked ...

  3. List of surveying instruments - Wikipedia

    en.wikipedia.org/wiki/List_of_surveying_instruments

    Instruments used in surveying include: Alidade; Alidade table; Cosmolabe; Dioptra; Dumpy level; Engineer's chain; Geodimeter; Graphometer; Groma (surveying) Laser scanning; Level; Level staff; Measuring tape; Plane table; Pole (surveying) Prism (surveying) (corner cube retroreflector) Prismatic compass (angle measurement) Ramsden surveying ...

  4. Tribrach (instrument) - Wikipedia

    en.wikipedia.org/wiki/Tribrach_(instrument)

    A tribrach is an attachment plate used to attach a surveying instrument, for example a theodolite, total station, GNSS antenna or target to a tripod. A tribrach allows the survey instrument to be repeatedly placed in the same position over a surveying marker point with sub-millimetre precision, by loosening and re-tightening a lock to adjust ...

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  6. Total station - Wikipedia

    en.wikipedia.org/wiki/Total_station

    Total stations are the primary survey instrument used in mining surveying. A total station is used to record the absolute location of the tunnel walls, ceilings (backs), and floors, as the drifts of an underground mine are driven. The recorded data are then downloaded into a CAD program and compared to the designed layout of the tunnel.

  7. Texas Board of Professional Engineers and Land Surveyors

    en.wikipedia.org/wiki/Texas_Board_of...

    The agency was established in 1937 as the Texas Board of Professional Engineers. [2] In June 2019, Governor Greg Abbott signed Texas House Bill 1523 that merged the Texas Board of Professional Engineers and the Texas Board of Professional Land Surveying into the Texas Board of Professional Engineers and Land Surveyors, effective on September 1 ...

  8. Surveying - Wikipedia

    en.wikipedia.org/wiki/Surveying

    Surveying or land surveying ... created a theodolite with a compass and tripod in 1576. Johnathon Sission was the first to incorporate a telescope on a theodolite in ...

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