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boundary monument . . . 2 matches
...t is a [[cadastral]] monument, often made of cement or stone. Occasionally a boundary monument is used as a geodetic [[station]] or as a monumentation for a geodetic station disk....

0.2k - rev: 2 (current) last modified: 2009-03-21 21:03:18

underground mark . . . 1 match
...An '''''underground mark''''' is an artifact that is buried underground, beneath a [[station]]. Think of it as an emergency backup system. If the [[surface mark]] is ever disturb...

0.5k - rev: 2 (current) last modified: 2009-03-21 21:03:19

surface mark . . . 1 match
...ce and which is meant to be the primary marker used by surveyors when "occupying" a [[station]], i.e. setting up their equipment to make measurements. Compare to [[underground ma...

0.3k - rev: 2 (current) last modified: 2009-03-21 21:03:18

monument . . . 1 match
... some object that is placed to provide a durable marker of the position of a survey [[station]]. Once monuments are put in place, they have legal standing if disputes ever arise. ...

1.1k - rev: 4 (current) last modified: 2009-03-21 21:03:19

level line . . . 1 match
...A '''''level line''''' is a sequence of bench marks (i.e. "[[vertical control]]" [[station]]s), each a few miles from the other, that was surveyed by "[[differential leveling]]"....

0.2k - rev: 4 (current) last modified: 2009-03-21 21:03:19

flagging . . . 1 match
...ear a survey marker. Since most flagging is designed to degrade over time, the presence of flagging near a survey mark indicates that the [[station]] was used in the recent past....

0.4k - rev: 2 (current) last modified: 2009-03-21 21:03:18

CBL . . . 1 match
...'''''CBL''''' is an abbreviation for Calibration Base Line, which is a set of [[station]]s set near each other that have accurately measured distances between them. They are used...

0.2k - rev: 2 (current) last modified: 2009-03-21 21:03:18

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