Types of Bearings | Guide to Surveying
It is an angle made by the survey line with reference to some fixed meridian.
Bearings are classified into three types:
- True bearing
- Magnetic bearing
- Arbitrary Bearing
True bearing
The angle made by a survey line with reference to the meridian is known as true bearing. It always remains constant.
Magnetic bearing
The angle made by a survey line with respect to magnetic meridian is known as magnetic bearing. It changes from place to place.