CHAIN AND COMPASS SURVEYING FIELD WORK
In compass survey chain or tape is used for linear measurement. If the surveying starts from a station, goes round…
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← Explore all topicsIn compass survey chain or tape is used for linear measurement. If the surveying starts from a station, goes round…
The following two types of scales are used in surveying: (i) Plain Scale (ii) Diagonal Scale. Plain Scale On a…
Can you believe that you can measure the height of a tall tower or a building with the help of…
Sun light or artificially generated electromagnetic waves consists of waves of different lengths. The spectrum of an electromagnetic wave Among…
Horizontal sight is taken as zero vertical angle. Angle of elevations are noted as +ve angles and angle of depression as…
The errors may be grouped into the instrumental and personal errors. Instrumental Errors 1. The surface of plane table not…
The adjustments to be made at every setting of the instrument are called temporary adjustments. The following three adjustments are…
Elevation measurements Elevation measurements involve measurements in vertical plane. It is also known as levelling. It may be defined as…
Shows a sectional view of a typical Vernier theodolite and plate 16.1 shows photograph of such theodolite. Main parts of…
The following terms are used in direct method of levelling: (i) Plane of Collimation: It is the reduced level of plane…
The E indicates an exponent, as in scientific notation, followed by a positive or negative number, representing the power of…