News Archive
Archive of industry news from the global tunnels industryNews By Date
March 2024
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Local businesses to receive Stad ship tunnel rock
The Norwegian Coastal Administration and local authorities have agreed a priority list of commercial initiatives that could receive stone excavated from the Stad ship tunnel.
HS2 green tunnel receives planning approval
HS2 has received planning permission from Solihull Metropolitan Borough Council for the design of the green tunnel at Burton Green.
Roadheader breaks through first Metro West service tunnel
The first service tunnel to connect Sydney’s 24km Metro West line to a new stabling and maintenance facility at Clyde has been completed.
Sydney Airport northern tunnels reach halfway mark
The two TBMs building the northern tunnels for the Sydney Metro – Western Sydney Airport project have reached the halfway mark.
CRCHI Slurry Pipe Jacking Machine Delivered to Colombia
In February, CRCHI (China Railway Construction Heavy Industry) completed assembly of its slurry pipe jacking machine in Changsha, China, successfully passing the acceptance inspection. This milestone marks the first export of a China-made pipe jacking machine to the Colombian market.
CRCHI Underground Pipeline Network Equipment in Construction Sites
On February 7, a significant breakthrough was achieved at the construction site of the Bang Pakong-south Bangkok power plant gas transmission pipeline project in Thailand. The first section of the initial phase of pipeline laying employed the laying and jacking machine with a diameter of 914mm, manufactured by CRCHI (China Railway Construction Heavy Industry), was successfully completed.
Final HS2 TBM in West Midlands starts work
HS2 has launched the last TBM to bore tunnels for the new high-speed railway in the West Midlands.
TBM Ida completes first 2km for Brenner Base Tunnel
TBM Ida, one of two TBMs advancing south on the Brenner Base Tunnel in Austria, has completed the first 2km of its journey.
Ionian Mega Lot 3 more than 50% complete
Work is progressing on the Ionian highway in southern Italy, with the latest milestone the breakthrough of the 1,200m-long south barrel diaphragm on the Roseto 1 Tunnel.
Channel Islands tunnel idea gains momentum
Guernsey and Jersey’s Chambers of Commerce are this week hosting meetings to explore the viability and benefits of a tunnel between the Channel Islands and a link to France.
Record-breaking TBMs relaunched in Sydney
Two TBMs have been relaunched to build the next 11km section of Sydney Metro West.
Implenia wins North Bothnia Line tunnel contract
The Swedish Transport Authority has awarded Implenia the contract for planning and building the Ersmark tunnel in northern Sweden.
Tunnelling completed on first River Shannon crossing
The first underground crossing of the River Shannon has been completed as part of the Athlone Main Drainage Scheme.
Fifth TBM delivered for Mont Cenis base tunnel
The fifth of the seven TBMs to build the tunnel for the new Lyon-Turin railway has been delivered to the French-Italian group of companies, Elyot, at Herrenknecht’s factory in Germany.
February 2024
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Snowy 2.0 marks manufacturing milestone
The Snowy 2.0 Cooma precast manufacturing facility has produced 100,000 of the 130,000 concrete segments needed for the 27km of tunnels for the pumped-hydro project.
Delivery Partner chosen for Hudson Tunnel Project
The Gateway Development Commission has selected its delivery partner for the Hudson Tunnel Project (HTP).
TBM breaks through on longest HS2 tunnel
HS2’s first TBM – which launched almost three years ago – has broken through at the end of her 16km journey under the Chilterns, excavating the longest tunnel on the rail project.
WTC2025 call for papers opens March 1
The call for abstracts for the World Tunnel Congress 2025 opens on Friday.
HS2 launches third TBM in London
HS2’s London Tunnels contractor, Skanska Costain Strabag (SCS) joint venture, has launched a third TBM.
Silvertown Tunnel opening brought forward
The opening of London’s Silvertown Tunnel has been brought forward, a year after it was announced the programme had been pushed back.
