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Railway Geotechnics News

Three TBMs now excavating Melbourne's 26 km Suburban Rail Loop East tunnels

Three tunnel boring machines are now simultaneously excavating the twin tunnels for Melbourne's Suburban Rail Loop East, as underground construction expands across the Burwood, Glen Waverley and Clari...

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Central structure completed on HS2's 1.4 km Wendover green tunnel

Construction of HS2's Wendover green tunnel has reached a major milestone with the two halves of the 1.4 km cut-and-cover structure now joined, completing the central section of the tunnel less than 1...

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Faster Foundation Installation for Modern Railroad Infrastructure

Railroads have always depended on reliable infrastructure to keep people, products, and economies moving. As signaling systems, communication networks, crossing equipment, and monitoring technologies...

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1,600-ton TBM begins 4.4 km Melito Tunnel beneath the Southern Apennines

Excavation has started on the 4.4 km Melito Tunnel, the final tunnel to be driven on the Apice-Hirpinia section of Italy's Naples-Bari high-speed and high-capacity railway.The drive is being carried o...

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$16bn Hudson Tunnel project launches first TBM beneath the Palisades

Tunnel boring is set to begin on the Hudson Tunnel Project, the cornerstone of the wider Gateway Program connecting New Jersey and New York. The milestone marks the start of excavation for the first n...

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All tunnelling completed for Toronto's Eglinton Crosstown West Extension

Tunnelling has been completed for the Eglinton Crosstown West Extension in Toronto following breakthrough of the final 500 m twin tunnels between Jane Street and Mount Dennis Station.The latest sectio...

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New Zealand's first underground railway begins passenger service

New Zealand has opened its first underground railway, with Auckland's City Rail Link beginning passenger service on 13 September.The project transforms Auckland's rail network through two 3.45 km twin...

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Year in Infrastructure 2026: acknowledging subsurface innovation and excellence

Bentley Systems has announced the finalists for the 2026 Year in Infrastructure Awards, highlighting infrastructure projects that are advancing digital engineering and helping solve some of the world’...

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Lima completes tunnel excavation for Peru’s first fully underground metro

Excavation has been completed on Lima Metro Line 2, marking a major milestone for Peru’s first fully underground metro system. The breakthrough of the final diaphragm wall at Station 4 completed the p...

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India’s largest rail TBM begins tunnelling beneath Mumbai

India’s Mumbai-Ahmedabad high-speed rail project has reached a major underground construction milestone, with the country’s largest rail tunnel boring machine beginning excavation from the Vikhroli sh...

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