tunnelikoneissa
Tunnelikoneissa is a Finnish term that translates to "tunnel excavators" or "tunnel boring machines" (TBMs) in English. These are large, complex mechanical devices used to excavate tunnels through a wide variety of geological conditions. TBMs are a relatively modern innovation in tunnel construction, offering a more controlled and often faster method compared to traditional drill and blast techniques.
The primary function of a tunnelikone is to bore through the ground, creating a circular opening of
Tunnelikoneet come in various types, designed for different ground conditions. Soft ground TBMs are suited for