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First Atlas Copco WL4C30 Drill Rig at Work in Finland

First Atlas Copco WL4C30 Drill Rig at Work in FinlandThe Vuosaari harbour rail line in Helsinki is a new 19 km-long single-track freight infrastructure to handle ten trains a day in each direction. ... More Information

Pianoro Tunnel Breakthrough on Bologna-Florence High Speed Line

Pianoro Tunnel Breakthrough on Bologna-Florence High Speed LineOn 15th June, 2005 at kilometre point 7+372 and a distance of 2,266 m from the north entrance, the Pianoro tunnel broke through. The ... More Information

Zitron Commissions New Test Bench for Fans

Zitron Commissions New Test Bench for FansThe Zitron test bench is the biggest in the world of its type. It has been built in compliance with standard 210-99 of AMCA (Association for air movement ... More Information

Robbins Double-shield TBM Breaks Through Quarry Tunnel in Italy

Robbins Double-shield TBM Breaks Through Quarry Tunnel in ItalyA 150 m-long Robbins double-shield TBM broke through on 31st May, 2005 the tunnel linking the raw material quarries with the ... More Information

Second Guadarrama Tunnel Breaks Through

Second Guadarrama Tunnel Breaks ThroughThe Ministry of public works concluded on 1st June, 2005 after almost three years of work the excavation across the Guadarrama mountain range of the second of ... More Information

Les Vaches du Viande - not for Vegetarians

Comedy of ErrorsLes Vaches du Viande - not for VegetariansOn 13th June 2005, five cows took shelter from thunderstorms in the Viande tunnel, Tarn-et-Garonne, France. Next morning, they were found ... More Information

1 Herrenknecht, 1 Lovat for Istanbul LRT and Metro

1 Herrenknecht, 1 Lovat for Istanbul LRT and MetroThe Otogar-Bagcilar LRT system project in Istanbul consists of three double-tube tunnels. The first double-tube tunnel will be constructed from ... More Information

Vietnam Opens Hai Van Tunnel

Vietnam Opens Hai Van TunnelPrime minister Phan Van Khai officially opened on 5th June, 2005 the Hai Van tunnel, which links the central province of Thua Thien Hue to the north and Da Nang City to ... More Information

Mega TBM for Madrid M-30

Mega TBM for Madrid M-30Monday 6th June saw the factory acceptance trials of the world's largest diameter TBM at the Herrenknecht home plant in Schwanau, southern Germany. Leading the client ... More Information

EuroTAP to Assess 150 Road Tunnels in Europe

EuroTAP to Assess 150 Road Tunnels in EuropeSince 1999, EuroTest, the joint test organisation of the European automobile clubs, investigates the safety level in road tunnels throughout Europe. ... More Information

Fire in Frejus Tunnel Kills Two

Fire in Frejus Tunnel Kills TwoTwo people died on Saturday 4th June, 2005 when a truck carrying tyres caught fire inside the 12.9 km-long 9 m-wide Frejus tunnel, shutting off a major route under ... More Information

Robbins TBM to Excavate Venaus Exploratory Tunnel on Lyon-Turin HSL

Robbins TBM to Excavate Venaus Exploratory Tunnel on Lyon-Turin HSLA Robbins high performance open type hard rock TBM will be used by the CMC-led JV including Strabag, Bentini Costruzioni, Cogeis ... More Information

International Congress on Safety Criteria and Innovations in Tunnels

International Congress on Safety Criteria and Innovations in TunnelsThe international congress on Safety Criteria and Innovations in Tunnels will be celebrated in the Congress Palace in Gijon, ... More Information

Conference on the Lyon-Turin Transalpine Line

Conference on the Lyon-Turin Transalpine LineURIS AR, the Regional Union of Engineers and Scientists of the Ain and Rhone departments (France), organises on 9th and 10th June, 2005 a conference on ... More Information

Cogemacoustic – ventilating the underground environment

Cogemacoustic – ventilating the underground environmentCogemacoustic, the specialist manufacturer of underground ventilation and dust extraction equipment, has developed an enviable reputation for ... More Information

Lovat TBM for Krolsky Tunnel in Siberia

Lovat TBM for Krolsky Tunnel in SiberiaRussian contractor Bamtonnelstroy of Krasnoryarsk took delivery three months ahead of schedule of their new TBM 'Martha', a 9.5 m-diameter hard rock machine ... More Information

Bolivia Inaugurates Misicuni Tunnel

Bolivia Inaugurates Misicuni TunnelThe 19.5 km trans-Andean tunnel to transport water from the Misicuni river in the Andes mountain range in Bolivia, the world's most infamous and slowest tunnel, ... More Information

Historic Tunnel Breakthrough at Loetschberg

Historic Tunnel Breakthrough at LoetschbergWorkers have blasted their way through the final metres of rock on 28th April, 2005 to pierce the 34.6 km Loetschberg rail tunnel, a key component of ... More Information

Tunnelling Equipment for Sale

Tunnelling Equipment for SaleA JV of Razel, Bouygues and Spie Batignolles TPCI sells a CSM Bessac TBM and associated equipment fabricated in 2001, used on the Blagis-Cachan sewer tunnel built for ... More Information

Two Atlas Copco L2 C Drill Rigs at Arlaban Tunnel

Two Atlas Copco L2 C Drill Rigs at Arlaban TunnelHighway AP-1 Eibar-Vitoria in Spain's Basque region spans 46.2 km, whereof 31.9 km in Gipuzkoa province and 14.3 in Alava province. The highway has ... More Information

NFM Technologies Wins Contract for 2 TBMs for Road Tunnel in Wuhan, China

NFM Technologies Wins Contract for 2 TBMs for Road Tunnel in Wuhan, ChinaNFM Technologies, part of the Wirth group, has been awarded a contract by the China Railway Tunnel Group for the design, ... More Information

Herrenknecht Extends Market Range with New Company Herrenknecht Vertical

Herrenknecht Extends Market Range with New Company Herrenknecht VerticalTo make the company ready for the future, Herrenknecht extends its technological and market range. The newly founded ... More Information

IPS to Supply TBM Specialists to Skanska Vinci JV for Hallandsas Tunnel

IPS to Supply TBM Specialists to Skanska Vinci JV for Hallandsas TunnelOn Friday 8th April, 2005, a Letter of Intent for the supply of TBM specialists has been signed between IPS and Skanska Vinci ... More Information

Third International Conference on Traffic and Safety in Road Tunnels to be Held in May

Third International Conference on Traffic and Safety in Road Tunnels to be Held in MayThe 3rd International Conference on Traffic and Safety in Road Tunnels - Developments and Trends in Equipment ... More Information

Model of Wirth TBM for Castellanza Tunnel on Exhibit at Samoter

Model of Wirth TBM for Castellanza Tunnel on Exhibit at SamoterIn Lombardy, Italy the Malpensa airport is connected to Milan by the Malpensa Express, operated by the private railway company Ferrovie ... More Information

NFM Technologies TBM Completes Tunnelling on First Metro Line in Turin

NFM Technologies TBM Completes Tunnelling on First Metro Line in Turin'Valeria', a second hand NFM Technologies TBM, broke through into Porta Nuova station on 19th March, 2005. This completes ... More Information

At last, tunnelbuilder in Italian!

At last, tunnelbuilder in Italian!Another milestone along the information superhighway has been reached with the launch of tunnelbuilder in Italian. Apart from its stand-alone status, the new ... More Information

First Boart Longyear-AMV Mining and Tunnelling Jumbos Ready for Industrial Production

First Boart Longyear-AMV Mining and Tunnelling Jumbos Ready for Industrial ProductionBoart Longyear and the Norwegian tunnelling equipment manufacturer Andersens Mek. Verksted (AMV) entered a year ... More Information

Sicily's A20 - more tunnel than motorway

Hall of FameSicily's A20 - more tunnel than motorway On 21st December, 2004 the 41.2 km Furiano-Castelbuono section was opened to complete the A20 Messina-Palermo motorway in Sicily, Italy. On the ... More Information

Full Success for CSM Bessac First EPB TBM

Full Success for CSM Bessac First EPB TBMJust less than nine months have been required to complete the last downstream section of the VL10 sewer, which will bring wastewater into the Valenton ... More Information

Italian Renaissance

Italian RenaissanceThe revival in the fortunes of the Italian tunnelling industry over the last ten years is remarkable, with some 100 projects now listed in the tunnelbuilder.com Archive. The whole ... More Information

Tunnels are Safer than Roads

Tunnels are Safer than RoadsAltogether, there are more than 200 km of tunnels on the Spanish road network and there are 70 km under construction or study. Technicians involved in tunnel ... More Information

Atlas Copco Strengthens Presence in Asia

Atlas Copco Strengthens Presence in Asia Atlas Copco has received approval from the Chinese Authorities to convert its 92% equity joint venture, Nanjing Atlas Copco Construction Machinery Ltd, into ... More Information

Real-Scale Fire Demonstration in Italian Tunnel

Real-Scale Fire Demonstration in Italian TunnelSince September 2002, motorway company Autostrada del Brennero has been taking part in the UPTUN (UPgrading of existing TUNnels) project, started ... More Information

Smopyc Becomes a Key Event

Smopyc Becomes a Key EventThe 13th edition of Smopyc, the international show of public works, construction and mining machinery, was held in Saragossa, Spain from 1st to 5th March, 2005. The event ... More Information

Long Rail Tunnel Holes Through in Japan

Long Rail Tunnel Holes Through in JapanThe last metre of bedrock marking the breakthrough of the Hakkoda tunnel was blasted on Sunday 27th February, 2005 at an official ceremony, drawing cheers ... More Information

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Tunnelling News

Westmead metro station cavern formwork the biggest in the southern hemisphere

Crews are now retrieving the 1,200-tonne Tunnel Boring Machines (TBMs) that arrived beneath Westmead in September and October, lifting each machine ... More Information

Webuild: excavation begins on three tunnels for Salerno-Reggio Calabria HS/HC Railway

All four TBMs planned for Lot 1A Battipaglia–Romagnano section are operational with launch of latest three Joining TBM Partenope, already active, are Leucosia and Ligea, whose names were ... More Information

SELI Overseas: 75 Years of Tunneling with TBMs

From Channel Tunnel to the Brenner Tunnel: When Tunneling Is Synonymous with Innovation ... SELI TBM at work on the construction site... More Information

Road realignment is major step for HS2, says firm

HS2 Ltd A view of the realigned B4525 on an overcast day. · HS2 Ltd An aerial view of the construction of Greatworth tunnel showing major earthworks ... More Information

Amtrak has made real progress in East River Tunnel rehabilitation

The tunnel has been stripped down to the concrete liner. Westbrook was told the project isn't just about modernizing and replacing what was, but also ... More Information

Madrid invests EUR 123 million in new metro stations on Line 11

TBM Mayrit enters into action in 2026 · November 2025 – February 2026: assembly of the tunnel boring machine in Comillas Park (Carabanchel district) ... Facebook Twitter Flag as ... More Information

Jerusalem Light Rail Construction Advances Ahead of Major Tunnel Work

Local reporting on city project materials notes that “the plan calls for a 2-km underground tunnel to be built beneath the city center, including ... More Information

Why and how the Civil Works Alliance changed Sizewell C tunnel designs from Hinkley Point C

Ground conditions around Sizewell C have required intense collaboration between the project’s contractors alliance to come up with new outfall and intake tunnel design solutions... More Information

AI planning of the first railway tunnel through challenging terrain

AI plans first rail tunnel through tough terrain. Artificial Intelligence China Uses AI for the Construction of Railway Tunnels. 2025-12-08 ... More Information

Will Tunneling Projects Be The Next Big Thing For Mumbai's Public Transport?

During the interview, she also called tunnel boring machines the safest and one of the most efficient ways of doing tunelling. "Only the place of the ... More Information

Chipolbrok vessels deliver tunnel boring machines to Sydney and mineral bulk to Peru

Chipolbrok delivers TBMs for Sydney Metro on Chipolbrok Star and loads 29000t minerals in Peru on Taixing, showcasing fleet versatility... More Information

How Seequent's software solutions help to manage tunnelling data

The second phase of Singapore's Cross Island Line (CRL) metro project is under way, assisted by a suite of software from Seequent. Singapore's CRL is ... More Information

Muography to Transform Tunnel Safety Monitoring

Underwater bridge tunnels have become vital arteries for cities, enabling smooth vehicular passage beneath rivers, bays, and inland waterways. More than 200 of these structures operate ... More Information

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