Contour Line Definition Contour lines are used to represents dip and elevation in a topographic map. Contour lines are also called as isoline. Description The vertical separation or elevation difference between contour lines is known as a contour interval. After three, four or five lines there is an index contour, which is a bolder line. … Read more
We use various types of maps in our daily routine such as google maps. In this article, we will discuss a different type of map which is called topographic map. Topographic map have a huge importance in the field of surveying. What Is Topographic Map? Topographic map is used to represents geographical features in a … Read more
Remote Sensing Definition Remote sensing is the collection of data without touching object. It works like a digital survey. Object does not comes in contact with survey instrument. This data is further processed to analyze. Study of various planets such as earth, moon and mars are done by applying the remote sensing concept. Both passive … Read more
What Is Archeological Survey? Archeological survey is a survey method in which archaeologists gather data regarding the location, distribution, and organization of ancient human societies across a wide area. Description Surveys are carried out by archaeologists to look for specific archaeological sites or types of sites, to identify regional patterns in the distribution of material … Read more
What Is Hydrographic Survey? Survey of underwater objects is known as hydrographic survey. All the underwater natural objects are studied by using hydrographic survey. There is a huge importance hydrographic survey in the field of oil and gas. Onshore and offshore drilling are conducted by using hydrographic survey. The measurement of all submerged elements that … Read more
In this post, We will discuss about photographic survey. It is also called photogrammtery. What Is Photographic Survey? Photographic survey is the method of surveying in which we creates plans and maps by using photographs obtained at appropriate camera locations. Another name for it is photogrammery. In other terms, it is the science of measuring … Read more
Introduction As the name suggested, aerial survey is a type of survey which is conducted from the space. Aerial survey can be used to develop a map of an area or it can be used to study wildlife inhabitants. Various government organizations and companies that are paid to conduct surveys can all conduct this kind … Read more
What is Trilateration? Trilateration is a survey technique in which three distances are measured. Global Positioning System (GPS) is a very popular survey technique based on trilateration concept. It is very different from triangulation. In triangulation, horizontal angles are measured. Trilateration uses electronic distance measuring devices (EDMs) to estimate the lengths of the triangle sides. … Read more
Triangulation Meaning Triangulation is a survey technique in which points are located by measuring only angles. Angles are measured from known points at both end of a defined baseline using trigonometry. As the third point of a triangle with a known side and two known angles, the point can then be determined. Description It is … Read more
Traversing is very important concept in Surveying. In this article, we will discuss about Traversing in detail. Let’s begin! Basic Concept Of Traversing Traversing in surveying is a technique in which various survey lines are joined to create a systematic survey framework. It is a established network of control stations. Placement of survey stations along … Read more