Simple levelling When it is required to find the difference between two points which are visible from a single position of level. Then the method used is simple levelling. Suppose A and B are two points … [Read more...] about Simple and Differential levelling
Definition of Change Point and Station
Change Point It may be defined as: A Change Point ( C.P) is a point which shows the shifting of the level. It is a point on which fore and back sights are taken. Any stable and well defined object such as boundary stone, … [Read more...] about Definition of Change Point and Station
Principles of Surveying
Principles of Surveying Followings are the principles of surveying which should be kept in mind while determining the relative positions of points on the surface of earth: To work from whole to part … [Read more...] about Principles of Surveying
Sustainable development | Focus and scale of sustainability
Sustainable development Sustainable development meets the needs of the present without compromising the ability of future generation to meet their own needs. Sustainability refers to the ability of a society to continue functioning into indefinite future without being forced into decline through elimination of key resources. Sustainable development is a strategy by which … [Read more...] about Sustainable development | Focus and scale of sustainability
Definition of Coffer Dam | Types of Coffer Dam
Definition of Coffer Dam Coffer Dam is a temporary structure constructed in a river, lake etc for excluding water from a given site (where the construction is to be start) to enable … [Read more...] about Definition of Coffer Dam | Types of Coffer Dam