ABOUT LEVELING SURVEY IN BANGLADESH

The reciprocal levelling eradicates the error as a consequence of curvature and collimation. In addition, it gets rid of the mistake mainly because of the line of collimation.One other names given into the tachometer are tachymetry or telemetry. The principal item of the tachymetric survey is the preparation of the contoured approach.At a degree re

The reciprocal levelling method is utilized when It's not necessarily ideal to set up the extent amongst The 2 points as a result of any obstacle like a river or pond etcetera.Differential leveling is done when the distance amongst two details is more. In this process, range of inter stations are located and instrument is shifted to each station an