Wellpoint Systems are used to lower ground water levels to be provide stable working conditions they consists of series of small diameter well that connected to a wellpoint pump the pump creates a vacuum in the headerpipe drawing water up from the ground.    wellpoints and typically installed round or around an excavation the height to which water can drawn by  vacuum in a way is approx. 6 meters,

Why Used : Wellpoints are particularly suited to dewatering and shallow excavation so they are often found pipeline drench work wellpoint system can installed quickly in most ground conditions and they are easy to maintain.