Alice in Australia, Roberta in France: Two TBMs for Railways, Worlds Apart

They may be halfway around the world from each other, but they still have a lot in common. As tunnel-boring machines (TBMs), the work to be done by Alice and Roberta — the machines’ baptismal names — ...

A Century On: New Railway Tunnels Under the Hudson River, New York to New Jersey

More than a century after the construction of the North River Tunnel beneath the Hudson River, major tunnel boring machines are back in action to deliver one of the most strategic infrastructure proje...

Milan Metro: The New M4 Line Carries 34.5 Million Passengers in a Year

Milan’s newest metro line, the M4, known for connecting the Linate city airport with the historic centre, transported nearly 35 million passengers in 2025, its first full year of operation. Also known...

From Terni to Paris: Refurbished TBM Back to Work on the Grand Paris Express

A 2,000-tonne TBM has arrived in Paris to resume excavation on the Grand Paris Express after being fully refurbished by Webuild in Terni. It is the second life of a machine that had previously operate...

From Brenner Base Tunnel to Gotthard: Alpine Railway Tunnels Connecting Europe

Underneath the Alps, a new geography of European transport is taking shape. From the Brenner Pass, where excavation has surpassed 96%, to the Gotthard and Lötschberg, mega base tunnels are transformin...

United States: From New York to Texas, Boom in New Homes Boosts Infrastructure

Over the past five years, the United States’ metropolitan areas have added nearly nine million new homes, reshaping the country's urban geography. From Texas to the East Coast, the growth of cities go...

Tunnelling Beneath Cairo: The New Metro Line Runs Close to the Giza Pyramids

Egyptian construction company Petrojet has joined forces with SELI Overseas – the Italian company within the Webuild Group specializin in mechanized excavation – to excavate a metro tunnel under the b...

Melbourne, Australia’s Urban Laboratory: From Gold Rush to Freeways

From the gold rush that shaped its founding to the major projects driving its future, Melbourne shows how infrastructure can transform a city into a global metropolis. Today the North East Link (deliv...

Switzerland: In Ticino, the Railway Facility Using Drones and Renewable Energy

In Ticino, the New Railway Industrial Facility of the Swiss Federal Railways is taking shape—a major rolling stock maintenance hub that brings together construction, sustainability, and an increasingl...