Ryfast is a chain of subsea tunnels in the southwest of Norway. Ryfast tunnels c...e fjord. On the day of opening for traffic on 30 December 2019, Ryfylke Tunnel is the World...
Richard James Robbins (1933 - 2019)
(Born: 1933 -...Dick Robbins", as he has been known to the tunnelling world wa...then known. Under his reign, The Robbins Company grew into a world...
This is a general guide for how much a Tunnel Boring Machine (TBM) costs.
TBM prices always...dically in recent years. Before China's TBM manufacturers flooded the market with World...