3 ms·
The video at the bottom of the page goes into great detail on the machine and was not boring at all! :)
by calebsurfs 10y ago
The video at the bottom of the page goes into great detail on the machine and was not boring at all! :)
- masklinn 10y agoI had the privilege to visit the dig for Lyon's Caluire tunnel (ø9,8m though relatively short) during construction, and walk the length of the TBM as part of the visit, it was impressive as hell.