What Is Continuous Flight Auger (CFA) Piling?
What Is Continuous Flight Auger (CFA) Piling? Continuous Flight Auger (CFA) piles are a type of bored cast-in-place replacement pile. They are constructed by rotating a hollow stem continuous flight auger into the soil to a designed depth. Concrete or grout is pumped through the hollow stem, maintaining static head pressure. Compared to bored piles, […]