Drilled Pile Walls
Sotkamon Porapaalu is known for its high-quality drilled pile wall references as the company has – as well as the drilling components designed for this purpose – also special drilling bits.
Rock and Shaft Drilling
Especially tunnels and other underground constructions require new shafts from the ground for different kinds of purposes related to municipal technology, air conditioning, communications and emergency exits.
As drilled piling has become more common and pole sizes have grown also the variety in the ways of working and competition have led to different kinds of ideas about the use of down-the-hole drilling and piling.