Compass surveying has some advantages and disadvantages that one need to know before choosing the surveying type. Some of them are discussed below. Advantages of Compass Survey In compass surveying, the compass needs much less time in setting as it is very light and portable. The mechanism of the instrument is very easy. It is very […]

## Linear Surveying | Methods Used for Linear Surveying

Linear surveying involves measurement of distances between points on the surface of the earth. There are various methods of linear surveying and their relative merit depends upon the degree of precision (accuracy) required. Methods of Linear Surveying Linear surveying methods can be broadly divided into three heads: Direct measurement Measurement by optical means Electronic methods Direct Measurement […]

## Why Errors in Surveying Take Place | Types of Error That Occurs During Survey

Surveying Errors Errors in surveying may arise from three main sources: 1. Instrumental: Surveying error may arise due to imperfection or faulty adjustment of the instrument with which measurement is being taken. For example, a tape may be too long or an angle measuring instrument may be out of adjustment. Such errors are known as instrumental […]

## Terms Used to Define Errors in Surveying | Understanding Surveying Errors

Errors in Surveying occurs as survey work involves various measurement of angles and distances in the field. In dealing with measurements in surveying and the associated surveying errors, the following terms should be carefully studied. Terms Used For Errors in Surveying Observation In surveying, observation is defined as the numerical value of a quantity measured […]

## Stages of Survey Operations

The entire work stages of survey operation in civil engineering may be divided into the following three stages: Field work Office work Care and adjustment of instruments Field Work The field work consists of the measurement of all the necessary horizontal and vertical distances, horizontal and vertical angles, elevations, etc. and keeping a systematic record […]