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TERRATEC gears up for Agua Sur tunnel

TERRATEC gears up for Agua Sur tunnel

Italian tunnel contractor CMC di Ravenna has completed TBM testing and initial drive on the Agua Sur tunnel. TERRATEC is pleased to announce that the 4.66m diameter Earth Pressure Balance Tunnel ... More Information

TELT's Board of Directors and Tunnel works awarded

The French and Italian governments, in accordance with the agreements between the two countries in their Articles of Association, have appointed the members of Tunnel Euralpin Lyon Turin - ... More Information

Long Itchington Wood tunnel HS2 update

Long Itchington Wood tunnel HS2  update

Collins Earthworks has completed excavating the north portal site of  the twin tube Long Itchington Wood tunnel (1.61 km/1mile length, 9-10 m diameter) , ready for the launch of the TBM that ... More Information

TBM Anna breaks through at Trocka station, for Warsaw metro Line 2

TBM Anna breaks through at Trocka  station, for Warsaw metro Line 2

On 23/02/2021 the construction of the last of the six tunnel sections, for the Eastern extension of the Warsaw metro Line 2 were completed. TBM Anna, began its journey at Zacisze station, and broke ... More Information

Rhino and Mantis: the Shotcrete Winning Duo

Rhino and Mantis: the Shotcrete Winning Duo

The range of CIFA machines for the world of underground works has recently been enhanced thanks to the addition of two new machines, RHINO and MANTIS.  RHINO is a stationary pump ... More Information

Grand Paris Express - Line 15 South - Aby, Marina and now Dieneba!

Grand Paris Express - Line 15 South - Aby, Marina and now Dieneba!

At the beginning of February the Grand Paris Express held an inauguration ceremony  for the last TBM for Line 15 South. The event was attended by everyone in the team from the Horizon joint ... More Information

The new HRBT’s twin tunnels will be driven by TBM Mary

  The name has been announced of the TBM that will bore the new twin tunnels at the Hampton Roads Bridge Tunnel, click here for the video. The TBM will be named Mary, in honor of Mary Jackson ... More Information

The NASTT 2021 No-Dig Show Brings the Exhibitors to You

The NASTT 2021 No-Dig Show will convene in Orlando, Florida, March 28-31 at the Orange County Convention Center — offering in-person and virtual offerings to bring the trenchless industry to ... More Information

BART Phase II Project First to Submit for Critical Federal Funding Program

BART Phase II Project First to Submit for Critical Federal Funding Program

VTA achieved two critical milestones for the BART Phase II Project being the first transit agency in the nation to submit an application for EUR1.43 bn (USD1.74 bn) through the Federal Transit ... More Information

Gomez International announces new partnerships

Press release - Gomez International Inc. would like to announce we have partnered with TJB, General Cable, Toshiba Motors, Tsurumi Pumps and Littlefuse to be their OEM representative in the ... More Information

Normet’s battery electric tunnelling sprayers leading the way to healthier, safer and more sustainable spraying operations

Normet’s battery electric SmartDrive product family provides high productivity with decreased operating cost and zero local emissions. Normet’s Spraymec 8100 VC SD tunnelling sprayer ... More Information

Coffs Harbour Bypass

Coffs Harbour Bypass

The Australian and NSW governments are funding the 14 km Coffs Harbour bypass project.  The bypass will boost the regional economy and improve connectivity, road transport efficiency and safety ... More Information

TBM Meg arrives

Digging of the western section of the Metro Tunnel between Kensington and the Central Business District is now complete, after TBM Meg broke through at the State Library Station, marking the  ... More Information

Geothermal Energy from the Base Tunnel to power the Susa Valley construction site

The hot water collected during excavation of the Chiomonte base tunnel will become a source of clean, sustainable energy for its construction site. This geothermal resource will then be made ... More Information

CrossRiverRail Webinar

An online webinar to hear first-hand from Cross River Rail’s experts about tunnelling works and how it may impact local residents and businesses.   Experts from the Cross River Rail ... More Information

Voting opens for TBM name for Swinoujscie tunnel

Voting has begun to name the new  Swina River TBM, which will soon begin to drive the Swinoujscie tunnel tunnel under the Swina River. The competition committee chose 5 of the 301 ... More Information

HS2 accelerates north as MPs give go-ahead to next phase to Crewe

HS2 accelerates north as MPs give go-ahead to next phase to Crewe

Parliament continues to show very strong support for HS2, as the Bill for the extension from the West Midlands to Crewe – Phase 2A – is given Royal ... More Information

Colaba-Bandra-SEEPZ Metro-3 Corridor 36th Breakthrough at CSMIA T1 Metro Station

Colaba-Bandra-SEEPZ Metro-3 Corridor 36th Breakthrough at CSMIA T1 Metro Station

Mumbai Metro Rail Corporation (MMRC) has achieved its 36th breakthrough at CSMIA T1 Metro Station.  With this 1.5-km long tunnel from Sahar Road Metro Station to CSMIA, T1 is now completed. The ... More Information

World Tunnelling Congress 2023

World Tunnelling Congress 2023

The winner to host the WTC2023 is Greece!  The final voting result: Greece 33 vs Turkey 14. The theme will be  EXPANDING UNDERGROUND - Knowledge & Passion to Make a Positive Impact on ... More Information

First cutter head arrives for TBM for Metro Manila Subway project

First cutter head arrives for TBM for Metro Manila Subway project

On 05/02/21 at the Manila North Centre Port Terminal an arrival ceremony  was held for the Cutter Head for of the first TBM Kaunlaran. It will be used for the 15-station Metro Manila Subway 's ... More Information

Construction work started on the Fehmarnbelt connection

Construction work started on the Fehmarnbelt connection

With final German approval of the Fehmarnbelt project obtained in November 2020, construction of the Fehmarnbelt Tunnel between Denmark and Germany is now well underway.   During 2021, ... More Information

City Rail Link’s TBM will be launched in April 2021

City Rail Link’s TBM will be launched in April 2021

Most of the preparation works for the City Rail Link (CRL) has been completed and project momentum is shifting to the heavy infrastructure programme. 2021 will see the Dame Whina Cooper ... More Information

Robbins enters a New Chapter

Robbins Brand to continue under Global TBM Company - Global TBM Company, newly established by industry veteran Lok Home, is proud to announce the recent purchase of substantially all the assets of ... More Information

Grand Paris Express updates - Line 16

Grand Paris Express updates - Line 16

Line 16 (27.5 km) of the Grand Paris Express project will be entirely underground and three works lots are planned with the use of 8 TBMs. The works’ are scheduled to finish in 2030. Lot 2 - ... More Information

EGLE Permits: Michigan agency approves permits needed for Enbridge tunnel project

On 29/01/2021 the Enbridge Line 5 tunnel in the Straits of Mackinac got another step closer to being built. The Michigan Department of Environment, Great Lakes, and Energy announced its approval of ... More Information

Cross River Rail Updates

Cross River Rail Updates

Roadheaders start tunnelling towards Boggo Road - Two 115t roadheaders  have started to mine the remainder of the 870 m Cross River Rail twin tunnels between Woolloongabba and Boggo ... More Information

FAMA and Sustainability

FAMA and Sustainability

Excellent results were achieved in 2020 by FAMA, a world leading provider of sealing, connection systems and precast tunnel lining. The company’s budget shows a positive finish after an ... More Information

Breakthrough on WestConnex tunnels

Breakthrough on WestConnex tunnels

A major milestone was reached on the M4-M5 Link Tunnels project  - 41 m underground at the St Peters Interchange - with roadheaders carving through to the M8, linking two WestConnex stages ... More Information

NASTT 2021 No-Dig Show

The NASTT 2021 No-Dig Show will convene in Orlando, Florida, March 28-31 at the Orange County Convention Center — offering in-person and virtual offerings to bring the trenchless industry to ... More Information

EnigmaCG’s 6th Annual Webinar on Innovation in Tunnels: Construction, Maintenance, Safety & Fire Protection

With over 55 live tenders for construction/development of new tunnels in just Spain, Switzerland, Italy and Belgium at the time of writing this, it is safe to say that tunnel construction/ ... More Information

TERRATEC TBM begins work for Delhi Metro Phase 4

  TERRATEC TBM begins work for Delhi Metro Phase 4

A refurbished 6.52m diameter TERRATEC Earth Pressure Balance (EPB) Tunnel Boring Machine has been delivered to a Joint Venture between Hindustan Construction Company Ltd. of India and Vensar ... More Information

VIRTUAL HRBT Expansion Project Construction Open House

VIRTUAL HRBT Expansion Project Construction Open House

With the start of the New Year, the HRBT Expansion Project begins new construction activities. You are invited to learn more during a Virtual Construction Open House to learn about upcoming ... More Information

SaMoTer: 31st edition postponed to 2023

SaMoTer, Veronafiere's triennial international construction machinery exhibition, will now take place in March 2023. In 2021 they will showcase a new in-quarry demo event:  the format will be ... More Information

Western Harbour Tunnel & Warringah Freeway Upgrade gets approval

Western Harbour Tunnel & Warringah Freeway Upgrade gets approval

The Western Harbour Tunnel and Warringah Freeway Upgrade (the project) - proposed by Transport for NSW - has been approved by the NSW Government (the Minister for Planning and Public ... More Information

TBM Alice begins digging towards Central Business District

TBM Alice begins digging towards Central Business District

TBM Alice has begun its journey beneath St Kilda Road and the Yarra River, to connect the Metro Tunnel’s new Anzac and Town Hall stations in Melbourne, Australia. It follows the December ... More Information

Epiroc supports new world standard in sustainable underground mining with yet another battery-electric order

Epiroc supports new world standard in sustainable underground mining with yet another battery-electric order

In Kiruna, Sweden, tests are ongoing to set a new world standard for sustainable mining. In the process to achieve this, LKAB has ordered industry-leading battery-electric vehicles from Epiroc to be ... More Information

Tunnelling News

10 longest tunnels in the world that reshaped global transportation

Modern tunnel construction involves sophisticated techniques, including tunnel boring machines and advanced geological surveying. The project ... More Information

Čučković: Construction of the tunnel boring machine for the Belgrade Metro in final phase

It is a good thing that we, for example, acquired these tunnel boring machines at a lower price than other countries... More Information

Serbia plans to borrow 2.5 billion EUR in 2026 for the construction of the Belgrade metro

It is also stated that two TBMs (tunnel boring machines), the so-called moles, have already been ordered and are expected to be delivered to ... More Information

VSM starts operation at Tilbury

The pioneering Vertical Shaft Sinking Machine (VSM) from Herrenknecht, named “Verena”, after Verena Holmes, a pioneering British mechanical ... More Information

Metrolinx reveals names of Ontario Line tunnel boring machines

Following a contest, Metrolinx has officially named its two massive tunnel boring machines Libby and Corkie... More Information

Montreal blue line metro tunnel boring machine has arrived, time to dig

It's basically building the backbone of the blue line extension,” said project chief Maha Clour, pointing out that crews have reached the bottom of ... More Information

Norway Unveils The World's Longest Road Tunnel In A Majestic Engineering Marvel

The construction cost broke down to about 38,000 NOK (roughly £3,500) per meter, an impressive figure considering the complexity and scale of the ... More Information

Sydney Metro West construction captured on video ahead of 2032 opening

Two giant tunnel boring machines have made their way through the deepest section of Darling Harbour as part of works on the new Metro West. More Information

Bengaluru's ₹18,000-crore tunnel road project inches closer as four major firms submit bids

Four firms bid for Bengaluru's ₹18000 crore tunnel project linking Hebbal to Silk Board, expected to ease city traffic by 2029 under a 34-year ... More Information

Webuild advances Rocchetta Tunnel excavation

Upcoming construction milestones. Webuild is preparing for the next major phase on the Apice–Hirpinia section: the launch of the reinforced concrete ... More Information

MMRDA plans 70-km underground tunnel road network across Mumbai

The project, being prepared in phases, will enhance multi-level connectivity and ease commuting. By KAILASH BABAR · Google preferences in ET Follow us ... More Information

Kathmandu-Tarai Expressway achieves 43.3% progress

The total length of the seven tunnels under the project is 10.979 km. ... Construction progress for the Chandram Bhir tunnel. (2,250 metres) has ... More Information

MMRDA plans 70-km underground tunnel road network across Mumbai

The project, being prepared in phases, will enhance multi-level connectivity and ease commuting. By KAILASH BABAR · Google preferences in ET Follow us ... More Information

Hong Kong: Robotics And AI Enhance Tunnel Construction

It is leveraging artificial intelligence (AI), robotics and automation to advance the Trunk Road T2 and Cha Kwo Ling Tunnel project. These ... More Information

Single-Bore Tunnel Method Chosen for BART Silicon Valley Phase II

This decision allows VTA to advance project design towards 60%, stay on a critical path to tunnel construction and meet the projected revenue service ... More Information

Boring Co. begins 'controlled blasting' for Nashville tunnel at TN capitol

The Boring Co. has started excavation work at a state-owned parking lot on Rose Parks Boulevard for the Music City Loop project Wednesday, Aug. 13, ... More Information

TBM arrives in Montreal for delayed metro extension project

A custom-built tunnel boring machine (TBM) has arrived in Canada for use on a 6km extension of the Montreal Metro... More Information

Spain Confirms Feasibility of €8.5 Billion Morocco-Europe Tunnel

The study was conducted by German company Herrenknecht, the world leader in tunnel boring machines, at the request of the Spanish government's ... More Information

TxDOT spends $748M to burrow bus-size tunnels under Central Austin

The first tunnel boring machine will be deployed near ... Industry experts say tunnel boring machines typically advance about 50 feet per day. More Information

6 TBMs on Duty on the 27-Kilometer Line in Körfezray

Two of the six Tunnel Boring Machines (TBMs) that will serve in the first 27-kilometer phase are actively excavating tunnels, while the ... More Information

Construction on HS2's Euston tunnel will start 'fairly soon', says rail minister

Construction on the HS2 tunnel from Old Oak Common station to Euston station will start “fairly soon”, the rail minister has said... More Information

Blue Line Extension TBM Arrives at Port of Montreal

Railway Track and Structures Construction site of the future Vertières station (Pie-IX) in June 2025. Caption and photo courtesy of STM. MONTREAL - The tunnel boring machine (TBM) ... More Information

Tunnel break through milestone for Mt Messenger Bypass project

A 110 tonne excavating machine, called Hinetūparimaunga, has broken through at the northern end of the project's 235 metre-long tunnel ... More Information

$3.9 billion tunnel and bridge link for VA

Costing around $3.9 billion, the Hampton Roads Bridge-Tunnel (HRBT) upgrade Expansion project for Virginia will improve traffic flow for a key ... More Information

Extended North Tunnel Flood Mitigation Project Receives $18.2 Million in State Funding

The funding advanced by the board includes a $17.2 million loan and $1 million grant for the construction of the mile-long tunnel, which will divert ... More Information

Gateway Project faces new uncertainty amid government shutdown

Federal funding for the $16B Hudson Tunnel Project, aka Gateway, has been paused during the government shutdown, sparking political backlash. More Information

Tunnel Boring Machine Emily Passes Key Factory Test for DC Water Potomac River Tunnel Project

Tunnel boring machine (TBM), Emily. This test confirms that Emily is ready to begin excavating the southern leg of the Potomac River Tunnel — a ... More Information

Sydney Metro West achieves world-first in tunnelling technology

Sydney Metro West has achieved a world-first in tunnel construction with a Lining Erector Machine (LEM) successfully being used to line the mined ... More Information

Gateway construction continues despite Trump's claim of termination

Tutor Perini, the general contractor on the Manhattan Tunnel Project, confirmed construction activity is currently continuing as planned... More Information

Tunnelling complete for Annacis water supply project

Metro Vancouver has completed the tunnelling phase of the $450 million Annacis Water Supply Tunnel, which will complete in 2028... More Information

Santa Clara VTA confirms single tunnel plan for BART extension

With VTA now owning the tunnel boring machine, the agency assumes full responsibility for its performance, agency officials said. To manage the risk, ... More Information

Chennai: Tunnel Boring Machine Vaigai achieves breakthrough at Mandaveli Metro Station

CHENNAI: The Chennai Metro Rail Limited (CMRL) on Saturday achieved a major milestone in Phase II tunnelling works, as Tunnel Boring Machine (TBM) ... More Information

Trump 'terminates' $16 billion Hudson River tunnel project linking N.J. and N.Y.C.

President Trump said funding for the $16 billion Gateway Tunnel project is "terminated" at a press conference. New Jersey officials said they will ... More Information

$676 million underwater tunnel for India

The project is expected to cost around $676 million, with a Detailed Project Report (DPR) having now been completed. India's road transport network is ... More Information

€1.4 billion Belgian tunnel project approved

The first phase of the €1.4 billion project for Belgium’s new Limburg Noord-Zuid link has been approved. Construction should commence in 2027 on the project, which will form a section of ... More Information

Tunnel boring machine S-639B achieves breakthrough under Kanpur Metro Phase I Project

The package KNPCC-06 involves design and construction of a tunnel through TBM, cut and cover tunnel, underground ramp from Kanpur Central end of ... More Information

Lawmakers propose construction of undersea tunnel to link Luzon and Visayas

Several lawmakers from the Visayas region are proposing the construction of an underground tunnel that will serve as a permanent land connection ... More Information

Oman-UAE rail project hits major milestone with start of tunnel excavation

Tunnel excavation has begun in Oman's Al Hajar Mountains, marking a major milestone for the cross-border Oman-UAE Railway... More Information

Engineering the depths: innovative tunnelling for hydropower projects

Major schemes in Austria, China, and Germany are applying advanced underground construction techniques for hydropower projects. More Information