Uses of Tacheometric Surveying

Followings are the uses of tacheometric surveying

1. The primary objective of this tacheometric surveying is to prepare contoured maps or plans requiring both the horizontal as well as vertical control.
2. On surveys of higher accuracy, it provides a check on distances measured with the tape.
3. Preparation of topographic maps which require both elevations and horizontal distances. 
4. Survey work in difficult terrain where direct methods are inconvenient.
5. Reconnaissance surveys for highways, railways, etc.
6. Checking of already measured distances.
7. Hydrographic surveys.