Vibrating Wire Settlement Sensor

The Settlement Cell is used to monitor a single, subsurface point. Components include a reservoir tubing that is filled with water, and The settlement cell, which is a specially packages VW or pneumatic pressure transducer. The reservoir is positioned on stable ground, at a higher elevation than the cell. The cell is typically Installed  at  the original  ground  surface  before an embankment or fill is constructed. The water – filled tubing runs from the reservoir down to the cell. See the illustration below.