foundation drilling tools

Types of Displacement Piles & Tools

By Antonio Marinucci and Marco Chiarabelli Displacement piles (DP) are performed without soil removal, thanks to drilling tools that displace the soil laterally toward the bore walls. On completion of boring operation, the drilling string and the tool are extracted while concrete is poured throughout the internal hollow pipe. The steel reinforcement cage is finally… read more

The History of Displacement Piles

By Antonio Marinucci and Marco Chiarabelli There have been several new advancements in the last three generations of drilled displacement piles (DDP). Dan Brown is a civil engineer at Dan Brown & Associates stated the torque and crowd required to construct a drilled displacement pile is substantial…the energy required to install the pile is related… read more