Market Gardens Groundwater Bore: drilling and installing a 200mm Bore in what is sure to be lost circulation, just the words every driller wants to hear – for the lads at J&S Drilling this was barely a challenge!
Licenced Driller
Class 1 Driller requirement
Market Gardens Groundwater Bore specifications
- Drill 20” Rotary Mud and install a 16” surface casing
- Mix grout and tremmie grout the surface casing to stabilise the ground
- Drill 12 ¼” Rotary Mud to 67m – Driller beware 50% lost circulation for most of the hole 100% lost circulation for the last 5 metres just to test you!
- Condition the hole
- Install casing assembly and inline stainless steel screen
- Gravel pack
- Bentonite seal
- Grout job to surface
- Develop the bore
- Pack up and clean up site
Excellent job in difficult ground conditions!
Another successful bore delivered to DWER minimum standards.
