Water Well Casing Seal

Without proper sealing surface water may enter the borehole and contaminate the well water.

Water well casing seal. Water wells if properly constructed can provide a safe and reliable source of drinking water. In california the annular seal must extend below the strata a minimum of 10 feet for. The grout is pumped into the annular space starting from the bottom of the casing using a tremie pipe until it appears at the surface of the ground. After you reach water with any drilling project it s time to put the tools away and rest in a job well done almost.

Drilled wells also require an annular or grout seal between the well casing and the bored walls. Shallow groundwater might also be contaminated so sealing the upper. A well spool is a special seal around the well piping used to seal a well casing in wells at which the static head of water level in the well casing rises above the frost level. Before you hang up your work boots you must seal your well to protect it from surface water contamination.

Well seal cast aluminum. Well seal steel single drop pipe for 6 90 od casing. Click here for product warranty information. 30253 1608 highway 20 east mcdonough ga.

Box 1509 mcdonough ga. Check and foot valves. Multi size foot valve sump pump check valves. Casing seal sodium bentonite is a mixture of random sized particles of a utility grade granular wyoming sodium bentonite a naturally occurring non treated swellable clay.

Concrete well casing 6 coupling fitting 5 reducer fitting 2 rock well cover 2 standard enclosure 3 submersible pump drop pipe 3 submersible pump screen 1 submersible pump well seal 11 wall casing 3 watertight well cap 1 well casing pipe 7 well screen 5. In this tutorial we will see how to add casing to a recently drilled water well borehole and construct a cement sanitary seal when constructing a water well. An essential aspect of proper well construction is sealing the space between the well casing and the side of the drilled hole called the well annulus. Well casing should also have a vermin proof vented cap and penetrate the ground at least 20 feet.

Because of its high swelling capacity casing seal bentonite is an effective sealing material for sealing a leaking pond and for use as a clay liner.