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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 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

Advancing the Terzo Valico-Genoa Junction: RFI and Webuild Agreement

November 21, 2023, marked a pivotal moment as RFI and Webuild signed a Contract Rider valued at EUR 700 million. This agreement aims to ensure the seamless progression of the Terzo Valico dei ... More Information

Tuscany's Railway Progress: Serravalle Tunnel Unveiled

In a significant leap forward for Tuscany's railway infrastructure, the final stretch of the Serravalle tunnel, spanning approximately 1.6 kilometers, was demolished on November 22, 2023. This marks ... More Information

End of Project Major Equipment Auction Series

Lloyds Auctions are holding a massive tunnel, rail, civil, plant and equipment auction with over 900 pieces of big brand equipment in excellent condition on behalf of Systems Connect. Whether you ... More Information

The 2023 Tunnelling Awards

The 2023 ITA Tunnelling Awards event will take place on the 24th of November 2023, in Mumbai, India. The event will be held in conjunction with the TAI - Tunnelling Asia International Conference, ... More Information

TBM Anne lowered into launch chamber

On 17 November, 2023 the Skanska Costain Strabag Joint Venture completed the final lift of major TBM Anne components into the huge launch chamber in West London, under the lights of ... More Information

Snowy 2.0 Project – Updates

Snowy 2.0 is being engineered to deliver clean and reliable energy storage and generation for the next 150 years. The target date for commercial operation of all units is December 2028, with first ... More Information

World Tunnel Congress 2024

World Tunnel Congress 2024

Mark your calendars for the World Tunnel Congress 2024 (WTC2024), scheduled to take place from April 19th to 25th 2024 at the Shenzhen World Exhibition & Convention Center in China. Hosted by ... More Information

Stad ship tunnel - recycling of blasted stone planned

The Norwegian Coastal Administration has been commissioned to build the Stad ship tunnel, the world's first full-scale ship tunnel, whose aim is to improve accessibility and safety for sea transport ... More Information

Dubai Metro Unveils Plans for 30-Kilometer Blue Line Expansion

Dubai's iconic metro system is set to undergo a major transformation with the addition of a new 30-kilometer track, known as the Blue Line. This significant development, revealed through a recent ... More Information

Participate in our Vote to Select the Name for the Upcoming TBM in Our Oslo Project!

Participate in our Vote to Select the Name for the Upcoming TBM in Our Oslo Project!

We are thrilled to invite you to cast your vote to choose the name for the new TBM that will play a pivotal role in our forthcoming project in Oslo, Norway. In keeping with a longstanding tradition, ... More Information

Francia/Grand Paris Express - Major Breakthrough Achieved on Line 6 Tunnels

Francia/Grand Paris Express - Major Breakthrough Achieved on Line 6 Tunnels

On November 6, 2023, a significant milestone was reached as the TBM (Tunnel Boring Machine) named Houda successfully broke through, marking its entry into the future Sevran - Livry station on Line 6 ... More Information

A New Dawn for Commuters: Construction Commences on the Hudson Tunnel Project in New York

In a momentous development for New York's bustling transportation network, construction has officially begun on the Hudson Tunnel Project, marking the onset of a transformative chapter in the city's ... More Information

STUVA Expo and STUVA Conference: Unveiling a World of Underground Construction

For over half a century, STUVA e.V. has been at the forefront of organizing scientific conferences that delve deep into the world of underground construction. These bi-annual conferences have become ... More Information

USA project funding update

On November 6, the Federal Railroad Administration (FRA), a division of the U.S. Department of Transportation (DOT), unveiled a groundbreaking development. They have allocated a substantial $16.4 ... More Information

Norway - EPC contractor MossIA completes excavation in Moss

MossIA, the EPC contractor in Norway, recently achieved a significant milestone by completing the excavation phase of the Moss tunnel in the northern section of the new double-track Sandbukta - Moss ... More Information

Brazil - The South TBM of Sao Paulo’s Metro Line 6 reached Perdizes Station

Brazil - The South TBM of Sao Paulo’s Metro Line 6 reached Perdizes Station

The TBM - named Maria Leopoldina - working on the construction of Line 6 of the Sao Paulo metro, in Brazil, reached its fourth stop on the route, Perdizes station, on Friday, September 29. The TBM ... More Information

TERRATEC Rock EPBM is ready for Delhi Metro

TERRATEC Rock EPBM is ready for Delhi Metro

In late August, TERRATEC celebrated the successful Factory Acceptance Test of a new 6.61m diameter Rock Earth Pressure Balance Tunnel Boring Machine (EPBM) destined for Delhi Mass Rapid Transit ... More Information

China's first EPB TBM Exported to South America came off the Production Line at CRCHI

China's first EPB TBM Exported to South America came off the Production Line at CRCHI

China's inaugural EPB TBM designated for South America recently rolled off the production line at CRCHI on September 27th. CRCHI, the manufacturer, holds the honour of being the first to export ... More Information

Lift off! HS2’s latest London tunnelling machine assembled 25 metres below ground

Press release - We've unveiled the names of the next pair of tunnel boring machines (TBMs) that will construct the high speed rail line under the capital. Following a public vote, the names Emily ... More Information

Cost and Schedule Changes for VTA's BART Project

Cost and Schedule Changes for VTA's BART Project

VTA announced the updated cost and schedule for VTA’s Phase II Project at October 20, 2023 Board of Directors meeting. These changes reflect the Project’s design progress and market ... More Information

Alignment chosen for the new railway line project Neuchâtel - La Chaux-de-Fonds!

Alignment chosen for the new railway line project Neuchâtel - La Chaux-de-Fonds!

Between Neuchâtel and La Chaux-de-Fonds, a new direct railway line will be built as part of the strategic development program for railway infrastructure, development stage 2035 (PRODES EA ... More Information

NCE Tunnelling Awards: Discover who the 2023 finalists are!

The shortlist has been announced for the NCE Tunnelling Awards 2023! Click here to view the 2023 shortlist. The winners will be announced at a gala dinner ceremony at the Hilton Bankside in London ... More Information

ISAVFT 2024 - Call for Papers is Now Open!

The call for papers for ISAVFT 2024  is now open. The symposium -  to be held at the Tivoli Hotel and Congress Centre in Copenhagen (Denmark) on 28-30 October 2024 - is seeking paper ... More Information

First TBM breaks through at future Oak-VGH Station

The first of two TBMs has broken through at the future Oak-VGH Station, achieving another milestone for the Broadway Subway Project.   The machine, named Phyllis, has reached the fourth ... More Information

Nye Veier announces the first tender for the E6 Ranheim-Værnes

Nye Veier announces the first tender for the E6 Ranheim-Værnes

Nye Veier has sent out the first tender information for the Ranheim-Vaernes section at the end of October/beginning of November. The first competitive dialogue will include completion of the section ... More Information

Press Release - Epiroc Powerbit X transforms ground support in Stockholm's Sofia Station

Press Release - Epiroc Powerbit X transforms ground support in Stockholm's Sofia Station

A hundred meters below ground, in the very heart of the Swedish capital Stockholm, the Epiroc Powerbit X is breaking grounds in civil construction with its diamondprotected technology by drilling an ... More Information

Turin/Lyon - New TBM live from the factory

Turin/Lyon - New TBM live from the factory

A new TELT TBM - 10.5 m diameter, 264 t weight, 180 m length, for the Lyon-Turin new line unveiled on October 6th, 2023 at the Herrenknecht AG plant! It will work on the CO6/7 site for the Mont ... More Information

National Grid’s London Power Tunnels breakthrough completes the project’s tunnelling activity

On September 30 th, 2023 the National Grid’s EUR1.15 bn (GBP1 bn) London Power Tunnels (LPT) project has achieved a major milestone with its final tunnelling breakthrough at Eltham substation ... More Information

TERRATEC delivers Tunnel Conveyors for Metro Manila Subway Project in the Philippines

The Metro Manila Subway Project commences with the implementation of TERRATEC's Continuously Advancing Tunnel Conveyors.  TERRATEC is pleased to announce the successful delivery of two ... More Information

Tunnelling News

21.3 MW Thulo Khola Hydropower Project makes breakthrough

KATHMANDU, Dec 10: The 21.3 MW Thulo Khola Hydropower Project completed construction of its tunnel on Saturday... More Information

90% Completion Of Bengaluru's Pink Line Tunneling Marks Major Milestone

... tunneling work from Dairy Circle to Nagawara has been completed. The breakthrough at Kadugondanahalli (KG Halli) station by the Tunnel Boring Machine ... More Information

Strabag tunnel drive in Yorkshire sets new world record

Tunnellers on the Woodsmith project near Whitby recently reached 25.8km on what will be the conveyor tunnel for a permanent mineral transport system... More Information

Delhi Metro TBM DZ1123 Records Breakthrough at Kishangarh

Neb Sarai. It comprises the design & construction of twin tunnels (for both up and down lines) utilising Shield Tunnel Boring Machines (TBMs), a Cut ... More Information

Longest highway tunnel under construction makes new success in Xinjiang

Major progress has been made during the construction of the Tianshan Shengli Tunnel in the Xinjiang Uygur autonomous region, which is the longest ... More Information

Big tunnel project underway in Philippines' Mindanao with Japanese help

A major tunnel construction project funded by official development assistance from Japan is expected to ease traffic jams in the city of Davao in ... More Information

LTA Awards Civil Contract for Design and Construction of West Coast Station under Cross Island Line Phase 2

The Land Transport Authority (LTA) has awarded the civil contract for the design and construction of West Coast[1] station and tunnels under the Cross Island Line Phase 2 (CRL2) to Gamuda ... More Information

Brenner Base Tunnel | First 1km of tunnelling complete on £560M Innsbruck section

It will also see 38 cross passages with a total length of 2.3km constructed. The work is being carried out by a consortium featuring WeBuild, CSC ... More Information

Prague completes tunnel for first section of future metro D line

The city has reached a significant milestone in construction for the latest metro line, which is on schedule with the completion of its first ... More Information

Prague completes tunnel for first section of future metro D line

The city has reached a significant milestone in construction for the latest metro line, which is on schedule with the completion of its first ... More Information

The Boring Company completes Vegas Westgate-2 tunnel with Prufrock-1

On Friday, The Boring Company page on X posted saying that the Prufrock-1 tunneling machine has completed the Westgate-2 tunnel, marking the massive ... More Information

The Role of Artificial Intelligence in the Construction Industry and Tunnelling

The construction industry is undergoing a transformative revolution, and at the forefront of this change is the integration of Artificial Intelligence (AI) technologies. Among the various ... More Information

Watch: Putting in the final piece of tunnel road deck at the West Gate Tunnel Project

The two tunnel boring machines charged with the job of building the twin West Gate Tunnels have been completely dismantled and all of the underground roadway installed in the next big ... More Information

Sydney Segments

A total of 216,000 precast concrete tunnel segments, each weighing approximately 3.8 tonnes (similar in weight to a small pickup truck!), are being installed to line the Sydney Metro West ... More Information

Submit your own name idea for San Jose's BART extension tunneling machine

Until Nov. 26, The Mercury News is accepting submissions to name San Jose's BART extension tunneling boring machine, or TBM, which will be carving out ... More Information

HS2 adopts hi-tech digital concrete testing to cut carbon on the project

A successful trial of a ground-breaking digital measuring system for concrete has led to a roll-out across multiple HS2 sites, cutting carbon and driving efficiencies on the construction ... More Information

NE Link - Watch a flyover of our tunnel sites

We’re building Victoria’s longest twin road tunnels with a design that focuses on protecting homes and sensitive environmental areas, including the Yarra River. In response to community ... More Information

Expression of Interest open for Borumba Project’s largest exploratory works package

Queensland Hydro is taking a major step forward with the release of an Expression of Interest for contractors looking to be involved in the Borumba Pumped Hydro Project... More Information

Broadway Subway TBM Elsie Breakthrough at Oak-VGH

Video clip of Tunnel Boring Machine Elsie arriving at Oak-VGH Station. TBM Elsie completed her breakthrough just after 10 am on October 28, 2023... More Information

L&T Records First Tunnel Breakthrough for Delhi Metro Silver Line

This accomplishment was made possible by L&T's CRCHI Earth Pressure Balance Tunnel Boring Machine (TBM) DZ1122, which successfully built a 1267-meter- ... More Information

Contractor sought for Borumba Dam exploratory tunnel works

The funding will also support construction, subject to the project receiving all necessary approvals. The recent call for EOIs is linked to a tunnel ... More Information

Final breakthrough HOCHTIEF-MURPHY Joint Venture (HMJV)

After completing the final journey from Kings Avenue to Eltham for the final breakthrough which completed the 32.5km of tunnel, the 4th and final TBM has been safely removed from the shaft ... More Information

Mumbai Metro Line 7A To Reduce Travel Time To International Airport By 30-60 Minutes

Mumbai: The installation of a second tunnel boring machine (TBM) on Metro Line 7A, also known as the Red Line, has brought Mumbaikars' dream of ... More Information

Sydney Metro Completes Test Run from Tallawong to Sydenham

This is the latest milestone in the testing and commissioning programme that began earlier this year ahead of the Sydney Metro City & Southwest route opening in 2024... More Information

First of two tunnel-boring machines breaks ground at future Oak-VGH Station

VANCOUVER — The first of two tunnel-boring machines on the Broadway Subway Project has broken through at the future Oak-VGH Station. Named Phyllis, the machine has reached the fourth of ... More Information

Dubai Metro expansion: RTA plans new 30km, multi-billion dollar Blue Line

Dubai’s Roads & Transport Authority (RTA) has reached out to contractors for their interest in a significant infrastructure development. In a notice seen by Arabian Business, the RTA ... More Information

Tunnel boring machines (TBMs)

We’re preparing to build Victoria’s longest road tunnels. When complete, the North East Link Tunnels will take 15,000 trucks off local roads every day and reduce travel times by up to 35 ... More Information

Unlocking Growth Opportunities: Norway's 2023-2024 Infrastructure Investments - Nye Veier has sent out its first competition for rv.13

Nye Veier has sent out its first competition for the improvement of national highway 13. Work can start in the autumn of 2024. In the rapidly evolving landscape of global construction and ... More Information

Milestone reached on Woodsmith's mineral transport system shaft

... tunnel had reached 24km in length. The MTS tunnel is being constructed using a tunnel boring machine (TBM). There was a planned maintenance pause ... More Information

What does The Boring Company do? A closer look at Elon Musk's USD 7 billion worth venture

They began using standard tunnel boring equipment, but have subsequently developed their own ground-breaking technology. The Prufrock machine ... More Information

How we use freezing temperatures to create new tunnel passages

The innovative and sustainable process of ground freezing has rarely been used in the UK, until now. Our experts from ZÜBLIN are using this process in the ground treatment of cross ... More Information

Trelleborg Supplying Sealing Systems For Iraq Tunnel Project

... Construction (Daewoo E&C) for the Khor Al Zubair Immersed Tunnel project. ... tunnel being constructed in the Middle East. It says that Trelleborg's ... More Information

Japan agrees to construct tunnel and flyover at Koteshwar-Jadibuti section

The second option was to build a two-way tunnel of Rs 24 billion, 1.2 km crossing the Koteshwar Chowk. The third option involved the construction ... More Information

Investigation finds no pollution to environment from Chiltern 'sinkhole'

... tunnels in May of this year. Tunnel boring machines (TBMs) Florence and Cecilia were excavating the twin tunnels between the M25 and South Heath ... More Information

National Grid launches consultation on planned Grain to Tilbury infrastructure upgrades

The Grain to Tilbury project will see the replacement of the existing Thames Cable Tunnel, linking Tilbury and Gravesend, alongside the delivery of a new headhouse at each end of the ... More Information

Gateway Tunnel Project begins construction

It has been talked about for decades and the shovels are finally ready... More Information

Secondary lining finished in eastern section of the super sewer project

The team behind London’s new super sewer are another step closer to delivering the tunnel following the completion of the final section of secondary lining. Tideway’s tunnel boring ... More Information

Broadway Subway TBM Phyllis Breakthrough at Oak-VGH October 12, 2023

Video clip of Tunnel Boring Machine Phyllis arriving at Oak-VGH Station. TBM Phyllis completed her breakthrough just after 9:30 pm on October 12, 2023... More Information

€540m contract awarded for Montcada i Reixac tunnel project

ACTING through national infrastructure manager Adif, Spain’s Ministry of Transport, Mobility and the Urban Agenda (Mitma) has awarded a joint venture of Comsa, FCC and Ferrovial a €540.4m ... More Information