What Is The World’s Longest Undersea Rail Transport Tunnel?
Constructed over 17 years, the Seikan Tunnel was at one point described as a useless quagmire, but ultimately highlighted the vital importance of rail tunnels.
What Is The Deepest Underwater Tunnel In The Entire World?
With future proposed tunnel projects requiring deeper tunnel designs, it is important to see how far tunnel construction has progressed and how far is left.
Why Is The First Bore Of The Bromford Tunnel A Milestone?
When the TBM Mary Ann broke through into Birmingham from Warwickshire, it was not only a milestone for the Bromford Tunnel but also for the entire HS2 project.
Will Wireless Dead Zones In Tunnels Be Consigned To The Past?
One of the biggest frustrations commuters have with tunnels is dropped calls and a lack of mobile signal caused by a dead zone, but could this be fixed now?
What Is The Silvertown Tunnel And How Did It Open Early?
The Silvertown Tunnel underneath the River Thames opened in April 2025 but whilst the concept was proposed for decades, it remarkably opened ahead of schedule.
What Would It Take To Build Tunnels Under The Atlantic Ocean
The transatlantic tunnel is one of the most ambitious tunnel projects ever conceived, one currently believed to be impossible. What would it take to build it?
Could Tunnels Connect The Shetland Islands To Each Other?
With a planned Shetland Islands tunnel project reaching a breakthrough stage, it is important to look at the proposals, planning and potential implementation.
Could A Transport Tunnel To A Football Stadium Be Built?
As part of an ambitious regeneration plan, a football team is planning to build a new stadium and a 1.5-mile tunnel underneath the UK’s second-biggest city.
Why Was The Longest Tunnel Closed And How Was It Reopened?
One of the most ambitious tunnel projects in history would only be matched by one of the most complex and comprehensive tunnel repair projects ever attempted.
What Is The First Underwater Tunnel To Feature A Roundabout?
The Faroe Islands, like many archipelagos, often has difficulties with connecting the different islands, towns and cities, leading to a rather unusual solution.