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Brenner Base Tunnel - Update of Total Project Costs

On the 07/09/2021, after the approval of the updated construction programme, approval was also obtained for the total costs of the BBT project, which had been updated to take the following issues ... More Information

Third breakthrough for Suki Kinari hydropower project in Pakistan

On the 25/09/2021 a ceremony was held to celebrate the third breakthrough of headrace tunnel for the 884 MW Suki Kinari Hydropower Project. The project has been under construction since 2017 ... More Information

STRATA Worldwide launches new website

From their early beginnings in underground coal mining roof support, STRATA has evolved into a leading global provider of advanced products and technologies in multiple industries. “Our ... More Information

Namma Metro - TBM URJA Tunnel Breakthrough at Shivajinagar metro station

On 22/09/21 Urja, the first TBM for the Namma Metro's Reach 6 line made a breakthrough at Shivajinagar, after completing the north bound tunnel of 855 m from Cantonment to Shivajinagar stations: ... More Information

MineARCs - Chamber Commissioning & Everything You Need To Know About It

Purchasing a MineARC chamber is an investment in ensuring that your crew are safe in the event of a disaster, but simply purchasing a chamber is only the first step in this process. A big part of ... More Information

T&M SPECIALISTS AWARDED A PERMANENT SPRAYED CONCRETE LINING PROJECT IN HONG KONG.

T&M Specialists Limited, established in Hong Kong in 2014, are delighted to announce they have been awarded a Permanent Sprayed Concrete Lining project. Taking part in Hong Kong’s ... More Information

iPS Powerful People at British Tunnelling Society Conference and Exhibition

Our Business Development Manager Tunnelling Barrie Willis and our Manager Tunnelling Sam Merrick will be attending the British Tunnelling Society Conference on September 30th and October 1st in ... More Information

Hudson Tunnel Project Financial Plan and Record of Decision

At the end of August, the Gateway Program partners submitted an updated financial plan for the Hudson Tunnel Project to the Federal Transit Administration (FTA) that should improve the project's ... More Information

Boreas Tunnelling are hiring multiple TBM operators

Boreas Tunnelling are recruiting multiple TBM Operators that have verifiable long term experience in operating a Herrenknecht EPB TBM (Diameter 10.0 and above) for a long term job in South East ... More Information

Slurry Treatment Plant (STP) Manager wanted

TunnelCraft are looking for a Slurry Treatment Plant (STP) Manager for a large UK based tunnelling project. The successful applicant will be working alongside the Tunnelling site team to ensure ... More Information

PPS and tacs join forces again

After more than 30 years of going their separate ways, Munich based guidance system suppliers PPS GmbH and tacs GmbH have announced their merger and future cooperation. "The combination of our ... More Information

HRBT Expansion Project Updates

The HRBT Expansion Project reached several milestones in August. On the South Island, construction crews completed the underground concrete walls, also known as slurry walls, for the launch pit, ... More Information

Excavation of 9 km long tunnel connecting Kobi-Kvesheti starts

On the 10/09/2021 a TBM began the construction of the longest tunnel on the Kvesheti-Kobi road project in Kobi. The event was attended by the Prime Minister of Georgia Irakli Gharibashvili, ... More Information

TLT-Turbo Fans for Road, Railway & Metro Tunnels

For over fifty years, TLT-Turbo has developed first-of-their-kind, fine-tuned, and advanced ventilation systems for road, railway and metro tunnels. TLT-Turbo focuses on the system as a whole to ... More Information

Shortlist for Washwood Heath train depot and network control centre

HS2 Ltd confirmed the shortlist of bidders in the running to build the high speed rail project’s network control centre and rolling stock maintenance depot. The contract – worth an ... More Information

Robbins develops Rectangular Rock Mining Machine for Flat Invert

Robbins’ latest innovation is making good headway on a non-circular tunnel excavation in hard rock. The rectangular TBM, known as the MDM5000 (standing for Mine Development Machine with ... More Information

The Fehmarn Link B2B Conference 2021

A face to face conference focusing on the Fehmarn project will be held on September 9, 2021 at Rodbyhavn Sports Hall in Rodby. The international business conference Fehmarn Link B2B ... More Information

City Rail Link Updates

Lockdown risk removed for CRL’s TBM - The 130 m City Rail Link’s TBM, named after Dame Whina Cooper, costing around $13 million and built specifically for Auckland’s soil ... More Information

Normet - Alpha 1430 mobile concrete sprayer

The Normet Alpha 1430 mobile concrete sprayer is now available on the latest Ashok Leyland truck, meeting the stringent BS6 emissions regulations. The Normet Alpha 1430 is a remarkably ... More Information

Grand Paris Express - TBM Dorine reaches Rolland!

On the 30/08/21 at a depth of 266 m the TBM Dorine completed its first tunnelling drive at Rolland! The TBM was launched last February from Verdun, and crossed the future Grand Paris ... More Information

Two more JIMT/TERRATEC EPBMs delivered for Taiwan’s Taoyuan MRT Green Line

On behalf of its group company, JIMT, TERRATEC delivers the first two of four EPBMs that will be used by Obayashi Corporation for the underground works on Taiwan Taoyuan Mass Rapid Transit (MRT) ... More Information

Cross River Rail - Works Notice

Northern Tunnel Portal construction update - Excavation of a TBM extraction box is underway. The extraction box will be used to remove the two TBMs Merle and Else when they arrive in ... More Information

Next steps for Suburban Rail Loop

Suburban Rail Loop (SRL) hit an exciting milestone last week with the release of the Business and Investment Case, which highlights the huge transport, social and economic benefits SRL will deliver ... More Information

Robbins BLOG - Summer Site Updates: Records in Toronto, the News from Nepal, and More

Much like the face of a TBM, tunnelling’s wheels of progress are always turning. Join us as we check in on projects across the globe—including a breakthrough in Japan, record setting ... More Information

Eight-lane toll-free tunnel to replace George Massey Tunnel

Recently the Transportation Minister Rob Fleming provided an update on the long-awaited replacement for the 62-year-old George Massey Tunnel connecting Richmond (Vancouver) and Delta on Highway 99: ... More Information

SIWW2022 Water Convention - Call for papers

The Water Convention is a platform for gathering professionals and technology providers from around the world to share their knowledge, practical experiences and novel technologies to address the ... More Information

Cross River Rail – Second breakthrough at Roma Street

On 23/08/2021 Merle, the second Cross River Rail’s 1350 t TBM, broke through into the 280-m-long cavern at Roma Street, joining TBM Else, the project’s other machine in the future ... More Information

Kalininsko-Solntsevskaya metro line

Tunnelling of the 2 km section between Pykhtino and Rasskazovka stations of the Kalininsko-Solntsevskaya metro line (Yellow line) in Moscow is 43% completed. To date, the TBM Rosa (6 m diameter) has ... More Information

BTS Conference and Exhibition

British Tunnelling Society 2020+1 Conference and Exhibition will be held at the QEII Centre, Westminster, London SW1P 3EE, UK from September 30th - October 1st , 2021 The BTS 2020+1 ... More Information

Moscow metro construction updates

Lyublinsko-Dmitrovskaya metro line - The new section of the Lyublinsko-Dmitrovskaya metro line will have 3 stations – Yakhromskaya ( with the working name Ulitsa 800-letiya Moskvy) , ... More Information

Cross River Rail breaks through at Roma Street

On the 06/08/2021 TBM Else (1350 t and 165 m long), the first of Cross River Rail’s two massive TBMs, which had launched from the Woolloongabba site in early 2021 has broken through a ... More Information

TBM drive starts for Ship Canal Water Quality Project

Webuild Group’s U.S. subsidiary, Lane, began excavating with the MudHoney TBM the 2.7-mile (4.2-m) storage tunnel for the Ship Canal Water Quality Project, an ... More Information

STRATA Worldwide and TAC Ontario Chapter August Webinar

TAC Ontario Chapter's next webinar will feature a presentation by Mike Rispin and Ian Cadieux of Strata Worldwide on Emerging Safety Technologies for North American Tunnelling. The webinar will ... More Information

Swiss Tunnel Colloquium 2021

The Swiss Tunnel Colloquium 2021 «Tunnelling in densely populated areas» will take place in the Concert Hall of the KKL Luzern on September 13, 2021. The Concert Hall, which offers space ... More Information

STUVA Conference 2021 Planned as a Face-to-Face Event

Press release - The STUVA conference with accompanying trade exhibition (STUVA-Expo), to allow the public to attend the event in the usual manner from November 24 to 26, 2021 at the Karlsruhe Trade ... More Information

TBM Wyspiarka gets closer to Wolin Island!

TBM Wyspiarka has already bored 970 m under the Swina river for the Swinoujscie tunnel on the S3 Swinoujscie-Troszyn expressway: in about 30 m the TBM will cover the entire riverbed of the ... More Information

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Tunnelling News

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

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information

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