Definition of backsight

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Backsight (n.) The reading of the leveling staff in its unchanged position when the leveling instrument has been taken to a new position; a sight directed backwards to a station previously occupied. Cf. Foresight, n., 3..

Lern More About Backsight

Backsight :: Backsight (n.) The reading of the leveling staff in its unchanged position when the leveling instrument has been taken to a new position; a sight directed backwards to a station previously occupied. Cf. Foresight, n., 3..
Foresight :: Foresight (n.) Any sight or reading of the leveling staff, except the backsight; any sight or bearing taken by a compass or theodolite in a forward direction..
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