What happens during the Cable Tool Drilling process?

During the Cable Tool Drilling process, the drill bit operates by effectively breaking or crushing the material beneath the surface into smaller fragments. This technique involves dropping a heavy drill bit repeatedly onto the rock or soil, allowing it to fracture and create the borehole. The fragments created by this impact are then removed from the site through the use of a bailer or a similar device.

This method is particularly effective in hard rock formations, where rotational drilling methods may not be as efficient. The mechanical nature of the Cable Tool system makes it suitable for specific geological conditions, enhancing its effectiveness in constructing wells or extracting groundwater from solid rock formations.

The operation does not rely on continuous spinning of the drill bit, constant water introduction, or tools aimed at straightening the borehole, which differentiates this method from others, such as rotary drilling techniques. Thus, the focus on breaking and crushing material aligns precisely with the principles of the Cable Tool Drilling process.