Drill
Bored pile are drilled using buckets and/or augers driven by percussion boring (vibratory hammers) or through rotary boring (twisting in place).
Drilling Machinery
- Sany SR365R C10 Series Rotary Drilling Rig
Maximum Pile Diameter/ Depth: Ø2500mm / 100m
Kelly Bar
Auger
Stabilize
In unstable soil strata, the use of bentonite fluid assists in stabilising the bore especially in large diameter deeper piles and allows the insertion of heavily reinforcing steel cages. This is known as flush boring (see more below).
Bentonite / Polymud Silo
Silo Fabrication in progress