GROUNDWATER

Don't cave under the pressure

How planning and correct working practices can help prevent boreholes from collapsing

Joe Haynes
 When the drilling mud circulates through the borehole, the pressure and weight keep the borehole from collapsing. The mud needs to be denser than the surrounding earth and, over time, will pack itself into the soil to stabilise it

When the drilling mud circulates through the borehole, the pressure and weight keep the borehole from collapsing. The mud needs to be denser than the surrounding earth and, over time, will pack itself into the soil to stabilise it

The goal of water well drilling is to make a borehole that will create a long-lasting well. Without the proper support, the borehole can collapse in on itself. Here are a few things to keep an eye out...

Start a free trial to continue reading this article

Already have an account?

Subscribe now