Infrastructure / Overburden Cased Drilling
Single Head / Hydraulic Drifters
Single Head Drilling Systems
Rotary Head
Single Tube System
GROUND CONDITIONS
The Down-The-Hole (DTH) hammer is a potential solution for medium-hard up to harder ground conditions
In medium-hard formation, the inner drill string can be arranged with a Tri-Cone or Standard rotary bit
SYSTEM FEATURES
Single rotary drilling is used in stable medium-hard ground conditions.
Duplex Drilling
GROUND CONDITIONS
Down-The-Hole (DTH) hammer is a potential solution in medium-hard to hard ground conditions.
SYSTEM FEATURES
Duplex Drilling provides a controlled flushing method preventing media contact with the bore hole wall.
Ability to stop driving the casing while continuing to drill to depth with the inner string.