No way that is true. The average speed of a TBM is 15 meters/day. The latest plasma cutting technology boasts it can dig 100x faster, which at most is 1500 meters/day, not quite a mile.
From what I read about Alice is that it bore out a 2.6 mile tunnel in about 11 months, anf that is incredibly fast.
No way that is true. The average speed of a TBM is 15 meters/day. The latest plasma cutting technology boasts it can dig 100x faster, which at most is 1500 meters/day, not quite a mile.
From what I read about Alice is that it bore out a 2.6 mile tunnel in about 11 months, anf that is incredibly fast.
That sounds crazy to me, as well. I’m sure I have my numbers wrong. Looking into it- again. Will update.