Nowadays, these huge machines allow for the construction of the longest railway tunnels in the world, as they can span a diameter of up to 17m and over 150m in length, weighing thousands of tonnes.

The Gotthard Base Tunnel currently holds the world record for being the world's longest and deepest railway tunnel, spanning the 35.5-mile distance between the cantons of Uri and Ticino.

Although the project was approved in 2017, financial setbacks delayed construction. With an estimated investment of USD 1.87 ...

The Gotthard Base Tunnel holds the world record as the longest and deepest railway tunnel, spanning 35.5 miles between the cantons of Uri and Ticino. This makes it incredibly useful for tourists ...

The 11-mile passage will be the world's longest road and rail tunnel, as well as the planet's longest immersed tunnel when it opens. The tunnel will be made of 89 standard concrete elements ...

History is filled with massive infrastructure projects, but China has topped the list of longest bridges in the world with ...

An impressive new tunnel project, costing £6.4billion is being constructed for both rail and road transport to connect ...

The longest railroad in the world, Russia's Trans-Siberian Railway has connected the country east to west for over 100 years, ...

The terminal holds the Guinness World Record for the largest railway station, boasting 44 platforms and 67 tracks.

There will be a four-lane motorway and a dual-track railway inside the ... The Fehmarnbelt tunnel will become the longest underwater passage in the world, surpassing the Øresund Tunnel in Sweden ...