#civilengineeringking

Tacheomeyric surveying playlist

   • Tacheometric Surveying Best Lecture i...  

site knowledge playlist

   • Civil Site Knowledge  


Theodolite has many parts which needs to be adjusted every time while surveying. It is important to know about theodolite parts and their functions before using it to minimize errors during theodolite surveying.

Theodolite is an instrument used in surveying to measure horizontal and vertical angles. It is also used for leveling, indirect measure of distances and prolonging a line etc. The line of sight of theodolite can be rotated through 180o in vertical plane about its horizontal axis.

Contents:

Parts of Theodolite and their Functions

Telescope

Vertical Circle

Index Frame

The Standards

The Upper Plate

The Lower Plate

The Leveling Head

The Shifting Head

Plate Level

Tripod

Plumb Bob

Magnetic Compass

Parts of Theodolite and their Functions

Following are the parts of a theodolite:

Telescope

Vertical circle

Index frame

The standards

The upper plate

The lower plate

The leveling head

The shifting head

Plate level

Tripod

Plumb bob

Magnetic compass