If you're not familiar with the drilling rigs [1] used for this kind of tunneling, they're pretty cool (in my opinion) even compared to TBMs. They really wield

If you're not familiar with the drilling rigs [1] used for this kind of tunneling, they're pretty cool (in my opinion) even compared to TBMs. They really wield those drills, it looks awesome. :) [1]: https://www.epiroc.com/en-uk/products/drill-rigs/face-drill-rigs https://www.epiroc.com/en-uk/products/drill-rigs/face-drill-...