There are thousands of tunnels in the UK, with more being built each year. The majority...rn how to carry out activity and work in tunnel and shaft environments – this inc...Entry into a tunnel environment
Surface works and shafts...
AVN3200 + additional material to facilitate a 500m drive.
Tunnelling Machine AVN3200 SOFT GROUND
# Articul...sily fitted cutting wheels for soft ground,
# Central drive unit with splined shaft f...