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Strata Worldwide Announces Equity Partnership and Global Distribution Agreement with Vernetzen

PRESS RELEASE JANUARY, 2024 – NEWCASTLE, NSW, AUSTRALIA - Strata Worldwide, provider of advanced safety and underground networking technologies, has signed an Equity Partnership Agreement and ... More Information

Australia - Sydney Metro West updates

The last two of six TBMs, 1.3t in weight, for the 24-km Sydney Metro West project between Westmead and the Sydney CBD have successfully completed their Factory Acceptance Tests. These machines ... More Information

Press release - Completion of HS2 logistics tunnel paves the way for high-speed line to Euston

HS2 today (Tuesday 23rd January) celebrated the breakthrough of a tunnelling machine into its underground Old Oak Common station – marking a key milestone in plans to eventually carry the ... More Information

Scaleres tunnel’s TBM assembled

In the ongoing construction of the Scaleres tunnel's the Tunnel Boring Machine (TBM) on the Fortezza-Verona line in Italy, SELI Overseas, a specialized subcontractor for the Munich-Verona railway ... More Information

The TBM for the Taormina tunnel excavation reaches construction site

Between the nights of January 9th and 10th, 2024, the Tunnel Boring Machine (TBM) assigned to excavate the dual-tube Taormina tunnel (6.2km) for the High Capacity Catania-Messina Rail Line, ... More Information

FAT passed for the second TBM to be involved in Palermo-Catania Railway Lot 4B

On January 19, 2024 the second TBM to be involved in the excavation of the new Palermo-Catania railway Lot 4B (Enna - Dittaino section) passed its FAT at the Changsha ... More Information

Early Bird Price for WTC2024 registration ends tomorrow!

It’s a three month countdown to the opening of the World Tunnel Congress 2024! The early bird price for WTC2024 participation has been extended to January 20, 2024! With a discount ... More Information

Norway - three companies prequalify for the Fv 609 project between Heilevang and Hestvika

The Vestland County Council has now decided the following three suppliers who will be invited to submit bids and participate in further negotiations for the contract about levelling of county road ... More Information

SAIE Bologna 2024

Participating with your company in SAIE Bologna 2024 presents a valuable opportunity to capitalize on emerging market prospects. The promotional rates available for registration will conclude on ... More Information

Ontario Line Pape Tunnel and Underground Stations contract

FCC, in a collaborative effort, has secured the development contract for the Pape Tunnel and Underground Stations as part of the Ontario Line, a forthcoming rapid transit system in Toronto, Canada. ... More Information

Spotlight on GTE Training Academy

Some of the best lecturers in the field will be presenting a series of tunnelling training schemes at GTE Training Academy this year and for the first time, some of these will be available to ... More Information

France - Delivery of Tunnel Boring Machines (TBMs) for Toulouse Metro Line B and C Connection

In October 2023, the Tisseo Collectivites trade union committee unveiled the names of the five TBMs designated to construct the 27 km long metro Line C, featuring 22 km of tunnels and 21 stations ... More Information

Press release - NCC to construct road and tunnel in Norway

NCC has been commissioned by the Norwegian Public Roads Administration to construct a new road and tunnel between Breivika and Lerstad in Ålesund Municipality in Norway. The order value is ... More Information

Sweden - blasting finished at Gullmarsplan station for the Blue Line extension

Blasting has concluded at Gullmarsplan station, marking a significant milestone for the extension of Stockholm's Blue Line. This expansion, branching from Kungstradgarden, will have two arms: one ... More Information

Italy/Sicily - FAT passed for TBM 1 destined for Palermo-Catania Railway

Back in December the first TBM EPB - diameter 9.28 m - to be involved in the construction of the Enna-Dittaino section (Lot4B) for the Palermo-Catania railway, successfully passed its final ... More Information

India - Kaveri TBM tunnels under Adyar River for Chennai Metro!

The Chennai Metro project celebrates a major feat! On December 30, 2023 the TBM Kaveri successfully entered the Adyar River, marking the first-ever metro tunnel beneath its waters. This breakthrough ... More Information

Snowy 2.0 - Final breakthrough in the transformer hall cavern

Another major achievement for the Snowy 2.0 pumped-hydro project, breaking through the final three meters of the 223-m long transformer hall cavern crown. When completed, the transformer hall and ... More Information

TERRATEC EPBMs ready for Bangkok Metro Purple Line

In December, TERRATEC celebrated the successful Factory Acceptance Test of a new 6.39m diameter Earth Pressure Balance Tunnel Boring Machine (EPBM) which will be deployed for the construction of the ... More Information

HS2 on track for pivotal 12 months as high-speed railway takes shape

Press release - HS2 is preparing to enter a critical new phase with the development of state-of-the-art rail systems that will allow passengers to enjoy some of the world’s most reliable ... More Information

Construction firms sign $174M contract

Construction firms sign $174M contract for Howard Street Tunnel improvement project Swedish company Skanska and Illinois-based Fay Construction Co. have signed a $174 million contract with CSX ... More Information

Kanpur Metro’s Phase 1 project update

Kanpur Metro’s Phase 1 project achieved a significant milestone as Kalpataru Projects International Ltd. (KPIL), in collaboration with Gulermak, clinched the contract for Package KNPCC-11. ... More Information

New TBM for Mount Cenis Tunnel

On December 21st, 2023, at the Herrenknecht factory in Germany, the delivery ceremony was held for the first Tunnel Boring Machine (TBM) that will traverse the border between France and Italy for ... More Information

Significant milestone on the Sydney Metro West project

The joint venture between Acciona and Ferrovial achieved a significant milestone on the Sydney Metro West project, marking a first in the southern hemisphere. Two tunnel boring machines (TBMs) ... More Information

BBT - Updates on the Brenner Base Tunnel

Hochstegen: Another construction lot of the Brenner Base Tunnel is now complete The Swietelsky Tunnelbau company, which in 2021 secured the EUR102 million contract for the construction ... More Information

TURIN-LYON - construction of the base tunnel starts in Chiomonte

The official commencement of the excavation for the Italian section of the Mont Cenis base tunnel, a pivotal part of the Turin-Lyon railway line, began on December 18, 2023, in Val di Susa. ... More Information

CRCHI "Channel Express" TBM breakthrough for Subsea in Singapore

On November 22, Singapore witnessed a breakthrough in the TWRP Pipeline-C1 Tunnel, thanks to CRCHI's innovative "Channel Express" slurry Tunnel Boring Machine (TBM) which has a 6.87m diameter. This ... More Information

USA/Texas - The TBM Dallas completed the first tunnel for the PL19TUN project

The EPB TBM, named Dallas, launched last June has holed through on the 457.20 m (5100-foot) Cedar Creek tunnel. Which is part of the IPL Section 19 Long Tunnel Crossings project (PL19TUN) currently ... More Information

Snowy 2.0 tunnelling restarts at Tantangara

Tunnelling of the Snowy 2.0 headrace adit at Tantangara has restarted after a delay caused by soft ground conditions and the emergence of a sinkhole above TBM Florence. The NSW government ... More Information

Press release - Second giant HS2 tunnel boring machine gets ready to start digging under Birmingham

A team of 90 specialist engineers have completed the assembly of HS2’s giant tunnel boring machine (TBM) which will start digging the second bore of the 3.5 mile Bromford Tunnel into ... More Information

New tunnel world record set at Woodsmith project

Strabag UK, a civils contractor, has achieved an astounding feat in Yorkshire, setting a new world record for the longest single tunnel boring machine drive. Their groundbreaking achievement ... More Information

Press release - Lower Thames Crossing delivery team complete

National Highways has today (07 December 2023) announced that it has awarded Bouygues Travaux Publics – Murphy Joint Venture the contract to build the country’s largest bored ... More Information

TERRATEC TBM celebrates breakthrough on Chennai Metro

TERRATEC TBMs achieve another breakthrough on the Chennai Metro Rail Phase-II Corridor 3, a 9km twin-tube tunnel (totalling 18km) in India. In November, TERRATEC proudly celebrated a breakthrough of ... More Information

9th edition of ITA Tunnelling Awards - List of winners is disclosed

Since 2015, the international competition seeks and rewards remarkable achievements in tunnelling and the underground industry. Organized by the International Tunnelling and Underground Space ... More Information

Turin/Lyon - TELT's third TBM

On 27/11/ a third TBM was completed at the Herrenknecht AG plant. The TBM is 10.5 m in diameter, 2000 tonnes in weight and 180 m long. It will excavate an 8.3 km section of TELT's Turin-Lyon base ... More Information

Registration for the Norway National Tunnel Forum 2024 is now open!

The registration for the National Tunnel Forum to be held on 6–7 March 2024 in Trondheim has now opened and will remain so until 5 January 2024. The event will start at 10.00 on Wednesday 6 ... More Information

HS2: Half of Chiltern tunnel cross-passage mining complete

The construction of the HS2’s longest tunnel - stretching for 16.09 km (10 miles) under the Chilterns - passed a key milestone this week with mining completed for 19 out of 38 emergency ... More Information

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Tunnelling News

Europe's $45BN Mega Tunnels through the Alps

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, .. More Information

AFRY secures contract for Switzerland's Twann Tunnel project

Construction oversight of the Twann Tunnel in the country. The tunnel on the Lake of Bienne is intended to ease traffic congestion in Twann by ... More Information

Line 5 Tunnel Project: Public comments now open for proposal to build under Straits of Mackinac

"The purpose of the project is to facilitate the construction of a tunnel beneath Lake Michigan bottomlands to replace the Line 5 dual pipelines ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

Sydney tunnel factory creates 700 manufacturing jobs

The factory will support two of the largest tunnel boring machines (TBMs) in the Southern Hemisphere, set to arrive later this year. Once ... More Information

2.7 km Breakthrough Achieved in Bullet Train Tunnel

The tunnel also features a 7-kilometre undersea stretch beneath Thane Creek, a first of its kind in India. To ... More Information

Australian-first Sydney tunnel fabrication facility opens

The tunnel boring machines are expected to arrive in Sydney later this year, before being assembled deep underground below Birchgrove. They will ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

4000-tonne machines dig arterial route under Melbourne's west

The West Gate Tunnel Project is in full swing beneath Melbourne's inner west, with tunnel boring machines (TBMs) Bella and Vida at the helm... More Information

Gotthard drilling machine gets no further - now it has to be blown up

Forced break in the Gotthard road tunnel: After 190 meters, the drilling machine working on the second tube has come to an end for the time being... More Information

Construction begins on 6 Cross Island Line Phase 2 stations

Tunnel Boring Machine measuring 12.8m in diameter. The machine will “bore through the ground only once for the construction of the tunnel which ... More Information

Tunnel boring machine returns after installing $22 million outfall

A 19.5 tonne tunnel-boring machine docked at Onehunga Wharf on Friday afternoon after successfully tunnelling the $22m Clarks Beach Outfall over ... More Information

Scarborough Subway Extension tunnelling progresses following maintenance stop

The remaining portion of the tunnel will be delivered by Scarborough Transit Connect, the development partner for the project's stations, rail and ... More Information

World's Deepest Underwater Tunnel to Have Cars Drive 16 Miles Under the Sea

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 ... More Information

Tunnelling underway for National Grid’s 3.4km power tunnel in Snowdonia

The tunnel boring machine (TBM) Buddug has commenced excavation of National Grid’s 3.4km power tunnel in Wales’ Eryri National Park, otherwise known as Snowdonia. The tunnel is part of ... More Information

CPK signs contract for construction of HSR tunnel in Łódź

The contract for the construction of a 4.6 km long, 14-metre wide High-Speed Rail (HSR) tunnel will be carried out by construction company PORR. The project is valued at approximately PLN ... More Information

Underneath the busy Baltimore streets, the Howard Street Tunnel gets its makeover

A squad of construction workers descend daily under the streets of Baltimore. They labour deep down, in the semi-secret and highly restricted ... More Information

London Power Tunnels Milestone

We're thrilled to announce that our second 2.5km high-voltage circuit between Hurst and Crayford is now live. This £1 billion project is rewiring London, strengthening energy supply, and ... More Information

U.S. Tunneling Professionals Convene in Dallas at RETC 2025

The event drew approximately 1,400 people. Another highlight of the conference was the presentation of the now annual Underground Construction ... More Information

Construction of NY and NJ GatewayTunnel hits halfway mark

People are looking down at the ground from the Highline on Manhattan's West Side. Some parts of the new train tunnel structure ... More Information

Silicon Valley BART extension seeks new tunneling contractor

Silicon Valley BART extension seeks new tunneling contractor for construction. Maguire told reporters during a briefing Monday morning. He noted that VTA is trying to fill a $1.2 billion ... More Information

Tunneling In The Digital Age: Rethinking Subsurface Infrastructure

But successful construction is just the start of the journey. Underground infrastructure is a long-term investment—just look at the London Underground ... More Information

Sydney Moves Forward with Final Tunnelling for Harbour Project

Sydney prepares for the arrival of the largest TBMs in the Southern Hemisphere as the Western Harbour Tunnel project enters its final tunnelling ... More Information

Metrolinx seeks help to name 2 of its massive Ontario Line tunnel digging machines

Metrolinx is now accepting names for two of its giant tunnel boring machines (TBMs), which will be used for twin 16-metre-deep and six-kilometre-long ... More Information

Deutsche Bahn awards contract for Munich S-Bahn project

The contract involves structural works for the expansion, including the construction of tunnels and an underground station. The Tunnel Ostbahnhof JV, ... More Information

Excavation completed on Italian side of Brenner Base Tunnel

The tunnel boring machine (TBM) named “Flavia” successfully bored through the Alps beneath the Mules 2–3 section, reaching the Austrian border. More Information

Giant tunnel borer set for Shantou Bay project

A giant tunnel boring machine has been installed for tunnelling under Shantou Bay in Shantou, South China's Guangdong province. [Photo provided to ... More Information

€0.4bn road and tunnel project in Georgia

Work is proceeding on the Kvesheti-Kobi road and tunnel scheme in Georgia. The scheme is part of a larger project, being carried out with Chinese ... More Information

Lahore to transform with Rs49 billion tunnel boring project

Pakistan, April 27 -- The federal government has approved Lahore's Rs49 billion Tunnel Boring Project, marking a major development for the city... More Information

Construction at Cleveland Hopkins International Airport

The 2,100-foot-long tunnel connects the terminal to parking facilities and the tramway leading to the RTA public rail line. During the project, two of ... More Information

AFFHOLDER AND J.F. SHEA TEAM UP ON $700 MILLION CONTRACT

The tunneling subsidiary, Affholder LLC, will lead a joint venture with J.F. Shea Construction, Inc., to build the I-35 Capital Express Central ... More Information

Factory Testing Complete on DC Water's first tunnel boring machine for the Potomac River

Mary passed all the necessary requirements and is one of two TBM's on the project. The tunnel is part of DC Water's Clean Rivers Project, to ... More Information

Work on Chennai Metro tunnel racing to a finish

The machine Flamingo, which started boring in 2023 for the tunnel linking Light House with Thirumayilai, is expected to reach the other end in ... More Information

CPK awards contract to build high-speed rail tunnel in Lodz, Poland

The tunnel, to be constructed using a tunnel boring machine (TBM), will have a ... More Information

Inside HS2: Meet London's miners working on the Northolt tunnels

We are on a tunnel boring machine (TBM) inside High Speed Two's huge Northolt tunnels. These tunnel boring machines are part of a tunnelling ... More Information

Ontario Begins Construction Of Last Tunnel Segment Of The Eglinton Crosstown West Extension

The remaining eastern portion of tunnel construction (500-meter twin tunnels) will use the sequential excavation method, with daily progress of ... More Information

Norway is building the world's longest and deepest subsea road beneath its fjords

We have subsea road tunnels which have that construction. And the new tunnel between Germany and Denmark, there they are laying down cases and put ... More Information

CERN releases report on the feasibility of a possible Future Circular Collider

The estimated cost of construction of the FCC electron–positron stage, including the tunnel and all the infrastructure, is 15 billion Swiss francs... More Information

TBM break through on Auckland's £915M wastewater megaproject completes 16.2km tunnel

Auckland's major wastewater infrastructure project, the Central Interceptor, has reached a significant milestone with the final breakthrough of ... More Information

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