Tacheometric Surveying

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Tacheometric Surveying

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Dr.Gunathilaka M.D.E.K.
Senior Lecturer 
Department of Surveying and Geodesy
Faculty of Geomatics
Sabaragamuwa University of Sri Lanka.
70140, Belihuloya.





Branch of surveying in which both horizontal & vertical distances between
stations are determined from instrumental observations (Agor, 1996).
Uniqueness!
No need of slope corrections, tension, etc... since no chaining involved.
Rapid & convenient
Good for rugged terrains with deep valleys, mountains, across water bodies...
But low accuracy...
Purpose;
Preparation of contour plans with details.
Widely used in preliminary site locating for railways, roads, canals, reservoirs, etc...

 

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