Bathymetric Survey
Bathymetric Survey:
Hydrographic surveying or bathymetric surveying is the survey of physical features present underwater. It is the science of measuring all factors beneath water that affect all the marine activities like dredging, marine constructions, offshore drilling etc.
Dumpy Level Survey:
Dumpy level survey is carried out to determine the vertical reference with the mean sea level or available approved datum precisely with different survey method the elevation of any required point or area is calculated to a millimeter.
