Innovative design and construction of large prop-less openings in HS2’s segmentally lined Northolt Tunnels using specially ...
Euston, here we come! HS2 starts digging tunnels to central London in landmark moment for long-awaited scheme - However, new station - alongside a revamped mainline station - is not due to open for 15 ...
Caroline TBM can travel at an average of 14m per day. Credit: High Speed Two. High Speed Two (HS2) has rolled out the fifth tunnel boring machine (TBM), known as Caroline, for the construction of ...