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Railway Geotechnics News

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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A new sleeper shape could change how railway tracks absorb impact

Researchers in China have investigated how a new X-shaped railway sleeper could improve the response of ballasted track to impact loading. The study compared conventional I-shaped sleepers with X-shap...

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Maidstone East cutting shows importance of proactive slope management

Railway cuttings can be among the most sensitive geotechnical assets on transport networks. They are often steep, weathered, difficult to access and located directly beside live operational infrastruc...

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Keller's feature article in Foundation Drilling Magazine

Samuel DeMott and Matt Redfern have written a feature story in May/June's issue of ADSC Foundation Drilling Magazine discussing the California High-speed Rail Dutch John Cut and Cole Slough Bridge Fou...

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3D printed concrete sleepers to support Teesside carbon capture pipeline

A major carbon capture project in Teesside is set to use 3D-printed concrete components to support part of its onshore carbon dioxide pipeline network. The approach reflects the growing use of digital...

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Emergency ground stabilisation protects rail works near Salford Central

Emergency ground stabilisation works have been completed near Salford Central Railway Station after significant water ingress threatened the stability of a disused tunnel beneath a new private rail li...

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Yangtze River high-speed rail tunnel completed after record underwater TBM drive

China has reached a major tunnelling milestone with the completion of the underwater section of the Chongming–Taicang Yangtze River tunnel, a key component of the Shanghai–Chongqing–Chengdu high-speed...

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HS2 launches final giant TBM “Karen” for Euston Tunnel as High-Speed Rail enters final boring phase

HS2 has reached a major tunnelling milestone with the launch of its final tunnel boring machine (TBM), named Karen, marking the start of excavation for the second bore of the Euston Tunnel. The 1,624...

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Deep cement mixing linked to deadly quick clay failure in Norway

A fatal landslide that occurred during a railway expansion project in Levanger, Norway, has been linked to ground stabilization works involving deep cement mixing (DCM), according to a detailed engin...

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Engineers finish 2,011 piles for Curzon street station foundations

Construction of the HS2 Curzon Street station in Birmingham has reached a significant milestone with the completion of 2,011 reinforced concrete piles forming the foundations of the new high-speed ra...

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