Classification of Bearings | Surveying

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:

  1. True bearing
  2. Magnetic bearing
  3. 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.

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