All Tunnelling Articles

UK’s £9bn Lower Thames Crossing project given green light
The largest road tunnel in the UK will be built after a plan was approved by the government
Video: HS2 lifts TBM Sushila via gantry crane after completing 5-mile journey
The machine is said to have excavated over 1.2 million tonnes of earth and installed 4,217 tunnel rings
Herrenknecht to showcase mechanised tunnelling tech
The booth will highlight five key thematic areas focusing on forward-looking trends
German construction welcomes plans for €500bn infrastructure fund and easing of ‘debt brake’
German construction associations have welcomed news of a cross-party agreement to spend €500 billion infrastructure in the country.
Texas and Alaska infrastructure awarded a ‘C’ grade
The infrastructure in the US states of Alaska and Texas have both been awarded a ‘C’ grade, according to the American Society of Civil Engineers’ (ASCE) latest ‘Report Card’
Medieval walls preserved in Milan metro station extension
A medieval discovery in Milan, Italy, has been integrated into a metro expansion project
Optimising drilling and foundations: How updated machines promise greater efficiency
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Technology is making drilling and foundation equipment more sustainable and easier to operate than ever before. Andy Brown drills down into the details
Element Six and Master Drilling announce partnership for tunnel development technology
The technology has been tested under both underground and surface conditions in the UK and South Africa
CEO Interview: Doka’s Robert Hauser on the tech transforming formwork
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Rober Hauser details the advanced technologies and sustainable materials driving a global formwork transformation
JV selected for nearly US$1.2bn Manhattan Tunnel Project in NYC
A JV received a contract valued near US$2 billion for a major rail tunnel project in New York
India’s ‘largest’ TBM working on Mumbai project
Herrenknecht secures contract to deliver tunnel boring technology for road tunnels at Mumbai Coastal Road Project North
HS2 plans ‘fundamental reset’ to reduce costs
HS2 Ltd’s new Chief Executive, Mark Wild, has acknowledged significant cost challenges facing the project
Bids submitted for the construction of Poland’s ‘longest railway tunnel’
Tunnel drilling is set to commence in the fourth quarter of 2026
EFCA: Engineering solutions in the Faroe Islands – the contrast of the traditional and the modern
EFCA highlights a recent visit to the Faroe Islands and the latest on the underwater tunnels that are currently being built
High-altitude hydroelectric megaproject in Austria
More than 200 construction machines are working on an Austrian hydroelectric project
Construction to start Vancouver’s CAD$500mn Stanley Park water tunnel project
Construction has started on Vancouver’s Stanley Park Water Supply Tunnel project
China rolls out ‘largest’ diameter shield machine for underwater highway project
A China-made super-large diameter shield machine made its debut in October
COWI wins Hudson River engineering contract in New York
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The ground stabilisation work on the Hudson River aims to strengthen the seabed on the east side of the river
‘Then the cable snapped…’: Turning a bad day on site into a useful lesson
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What happened when construction teams were forced to abandon the planned immersion of a 185-meter-long tunnel section under one of the busiest shipping lanes in the world?
Tutor Perini subsidiary wins US$1bn New York tunnel project
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A Tutor Perini subsidiary was selected for a billion-dollar tunnel project in New York
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