Basics 5 min read
Surveying and Leveling
Contour Interval The vertical distance between any two consecutive contours is known as a contour interval. For example, if the…
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Basics 3 min read
Correction for curvature & Refraction
For long sights and accurate levelling work, the effects of curvature of the earth and refraction of the line of…
Basics 2 min read
DIFFERENT TYPES OF LEVELS
(1). The Dumpy Level: The telescope of the dumpy level is rigidly fixed to its supports. It cannot remove from its…
Basics 9 min read
Leveling & Contouring: Definitions
Definition: A line joining points of equal elevations is called a contour line. It facilitates depiction of the relief of…
Basics 2 min read
Other uses of theodolite in surveying
To measure something from closely we might need a theodolite. This instrument really needed for building constructional work. In the…
Basics 4 min read
Adjustment of a Closed Traverse
Adjustment of a closed traverse includes: 1. Adjustment of Angular Error. 2. Adjustment of Bearings. 3. Adjustment of Closing Error.…
Basics 3 min read
LATITUDES AND DEPARTURES
The latitude of a line is its projection on the north-south meridian and is equal to the length of the line…
Basics 6 min read
Theodolite traverse – Field work
What is theodolite? Theodolite parts, survey, Traversing In this article, we show all information about theodolites like parts of the theodolite, survey…