FUTURE MINING AND UNDERGROUND AUTOMATION
The Lucky Friday #4
Shaft is a vertical
shaft that begins
underground, which
makes it a winze, to
use the correct
mining terminology.
A winze is an
internal shaft which
requires the
equivalent of a shaft
headframe and
hoisting system to
be installed
underground before
the excavation
activities can occur
Herrenknechtâs Haulage Boring Machine is a
compact, mobile boring machine which achieves
small diameters for access or production. Its
compact layout is designed to enter the market
and give an alternative to conventional methods
which were the only option when TBMs cannot
achieve the small diameter requirements.
Herrenknecht has also improved roller cutters
for shaft excavation. Multi-row tungsten carbide
insert (TCI) roller cutters are common on a variety
of mechanical underground excavation machines.
Herrenknecht has recently implemen