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## What is The Contour Mapping

Contour Mapping â€“ Characteristics, Methods & Uses. The Contour are the lines joining the points of equal elevation on the surface of earth or we can say that the contour is a line in which the ground surface is intersected by the level surface obtained by joining points of the …

## How to calculate The gradient, run and rise in civil construction

How to Calculate Gradient, Run and Rise in Civil Construction. In this Article i will calculate the slope, run & rise in the three different drawings as shown below. 1 – Slope calculation. Given Data. Run = 15m. Rise = 0.5m. Slope = [run Ã· rise] = [15m. Ã· 0.5m]. …

## Linear measurements in the surveying by Direct Method

Linear Measurements in the Surveying by Direct Method The Linear measurements in surveying can be performed by mainly 3 methods namely direct method, electromagnetic methods & optical methods. The direct method is the common method that employs the chain, tape or any other instrument to measure the linear distance. Various …

## What is the Benefits and Drawbacks of Total Station

What is the Benefits and Drawbacks of Total Station. Definition of the Total Station Now-a-days The Total Station is the most popular software for Land Surveyors to use on the job site. The total station is created by combining an electronic theodolite, an electronic distance measuring device (E.D.M) & a …