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First section of Gautrain Rapid Rail Link opens for World Cup

First section of Gautrain Rapid Rail Link opens for World Cup The first section of the 160 km/h Gautrain Rapid Rail Link, between Sandton Station and the OR Tambo International Airport in ... More Information

New heavy duty rock drills from Atlas Copco

New heavy duty rock drills from Atlas CopcoAtlas Copco has launched three heavy duty versions of its popular 1800-series hydraulic rock drill intended for face drilling in tough underground mining ... More Information

Breakthrough at Sellero tunnel on SS 42 in Brescia

Breakthrough at Sellero tunnel on SS 42 in BresciaSellero tunnel broke through on 18.06.2010 as part of the refurbishment work on the SS 42 Tonale-Mendola for the completion of the ... More Information

Madrid-Barcelona-French border high-speed railway

Madrid-Barcelona-French border high-speed railwayOn 17.06.2010 the TBM Gerundi completed the first 480 m of the 3.6 km-long Girona section on the Madrid-Barcelona-French border high-speed railway. ... More Information

Largest Robbins TBM winning at Niagara

Largest Robbins TBM winning at NiagaraThe 14.4 m-diameter Robbins hardrock TBM is now two-thirds along the challenging alignment at Niagara, having broken a few records in between times. Contractor ... More Information

North American Tunneling show underway in Portland

North American Tunneling show underway in PortlandThe conference and exhibition organized by UCA of SME for Portland, Oregon started today at the Marriott Waterfront and will continue until ... More Information

Tunnel Design & Construction Europe

Tunnel Design & Construction EuropeThe Tunnel Design & Construction Europe conference to be held in Zurich, Switzerland 25th-28th October 2010 will bring together international industry ... More Information

Tunnel Design & Construction Europe

Tunnel Design & Construction EuropeInternational conference scheduled for Zurich, Switzerland 25-28th October 2010. Early birds can register by 25th June 2010 and get up to EUR465 off standard ... More Information

Hits and misses

Hits and missesTen years ago, when Internet advertising was in its infancy and mega-hits were the order of the day, we started to see a variation between hits and visits. In short, hits were running ... More Information

EN12101-3 certification for large Flakt Woods JM axial fans

EN12101-3 certification for large Flakt Woods JM axial fansFlakt Woods has achieved EN12101-3 certification for 400 degrees C for 2 hours (F400) on its range of large axial fans up to 2.8 m-diameter ... More Information

Meet Babendererde Engineers at NAT in Portland

Meet Babendererde Engineers at NAT in Portland Babendererde Engineers is an independent engineering company specializing in underground tunneling. Together with the sister company in ... More Information

Normet increases production capacity in Finland

Normet increases production capacity in FinlandNormet has extended and modernized its factory at Iisalmi, Finland, signalling its recovery from the recent economic downturn in mining and tunnelling ... More Information

Herrenknecht giant EPB for Italy

Herrenknecht giant EPB for ItalyThe largest TBM ever built, a 15.55 m-diameter Herrenknecht EPB, will be used on the extension of the A1 highway between Bologna and Florence in 2011. Read the press ... More Information

Success at Brightwater conveyance tunnel in Seattle, WA

Success at Brightwater conveyance tunnel in Seattle, WAThe JV JCT (Jay Dee Contractors/Frank Coluccio Construction/Taisei Corporation) has announced that their EPB TBM is stopped just short of the ... More Information

Cooling the Tube in London

Cooling the Tube in LondonFlakt Woods has been commissioned to produce a mix of bespoke ventilation products to help improve the airflow on station concourses and in tunnels on the London Tube. For ... More Information

See you at Intertunnel in Torino!

See you at Intertunnel in Torino!The tunnelbuilder team will be at Intertunnel in Torino, Italy on June 8-10 this week, so look out for us! We will be visiting our clients to ensure they are getting ... More Information

Swiss Tunnel Congress 2010

Swiss Tunnel Congress 2010 The Swiss Tunnel Society (STS) is hosting the Swiss Tunnel Congress in the Lucerne Culture and Convention Centre from June 9-11, 2010. With nearly 800 registrations, just ... More Information

Paiesco tunnel on SS337 in Val Vigezzo opens

Paiesco tunnel on SS337 in Val Vigezzo opens The new single-bore 1,431 m-long, 9% gradient Paiesco tunnel opened on ... More Information

Final launch at B1 metro in Rome

Final launch at B1 metro in Rome On 26.05.2010, the 9.8 m-diameter EPB launched on construction of the Conca d'Oro-Jonio section, a single tube tunnel for the B1 metro line in Rome. Preparatory ... More Information

Refurbishment plans for Swiss road tunnels

Refurbishment plans for Swiss road tunnelsIn 2008 a survey by ASTRA, the Federal Roads Office, revealed that 126 of the 220 national road tunnels in Switzerland are not fully compliant with the ... More Information

Curved microtunnel success in United States

Curved microtunnel success in United StatesOn 19.05.2010 contractor Northeast Remsco Construction completed the first planned curved microtunnel in the US at Hartford, CT as part of the USD1.6 ... More Information

Stop-go in US

Stop-go in USNewspapers in the US are reporting that the Seattle tunnel will take a year longer than expected, due to long lead times on TBM delivery. End-2016 now seems to be the likely completion ... More Information

First Expomatec for Madrid in 2011

First Expomatec for Madrid in 2011The first of a series of triennial business conferences and exhibitions is scheduled for Ifema, Madrid from 17-20 May, 2011. Organised by Ifema and Grupo TPI, ... More Information

Robbins EPB claims record at Chengdu

Robbins EPB claims record at ChengduA 6.26 m-diameter Robbins EPB has achieved daily rates of 24 m in the alluvium of Chengdu metro in China, setting a record amongst the 12 machines working on the ... More Information

Google newsfeed comes to tunnelbuilder

Google newsfeed comes to tunnelbuilderTo complement our daily updates dealing with contract news, bids and awards, we have introduced a Google newsfeed which culls the best of the daily newspaper ... More Information

Work starts on Perca by-pass in Tirol

Work starts on Perca by-pass in TirolGeological investigation for the new Perca bypass on SS 49 Val Pusteria started on 19.05.2010. The project, awarded to JV Ing Mario Valdemarin (Bressanone), ... More Information

News from Turin-Lyon AV railways

News from Turin-Lyon AV railwaysThe preliminary design for the new Lyon-Turin rail link, including environmental impact study and cost analysis, is scheduled for the end of June, 2010. Click here. ... More Information

Work starts on Merano bypass in Tyrol

Work starts on Merano bypass in TyrolWork started on 14.05.2010 on Lot 1 of Merano northwest bypass between Lagundo and FS station interchanges. The JV PAC Spa (Bz), Consorzio stabile costruttori ... More Information

Inauguration of SS125 Orientale Sarda

Inauguration of SS125 Orientale SardaOn 25.05.2010 Lot 1, section Terra Mala-CapoBoi of the new SS125 Orientale Sarda, km 5,985 to km 14,765 will be opened. The 8,780 m-long section includes four ... More Information

Kishanganga TBM handed over

Kishanganga TBM handed overOn 13.05.2010 Italian manufacturer SELI handed over a specially designed 400 t DSU TBM to main contractor Hindustan Construction Company (HCC) to bore the Kishanganga ... More Information

Tunnelling on Andora-San Lorenzo section of Genoa-Ventimiglia line

Tunnelling on Andora-San Lorenzo section of Genoa-Ventimiglia lineOn 07.05.2010 in tunnelling was completed at the 3,054 m-long Bardellini tunnel at Caramagna on the Ventimiglia side of the new ... More Information

Taiwan to upgrade coastal highway

Taiwan to upgrade coastal highwayTaiwan's Council for Economic Planning and Development has approved a EUR985 million plan to upgrade the Suhua Highway, linking Yilan County and Hualien City, also ... More Information

MineArc meeting in China

MineArc meeting in ChinaAustralian manufacturer of refuges for tunnels and mines is meeting a Chinese delegation to discuss and agree trials with 11 selected underground locations. Read the full ... More Information

Lilienberg road tunnel opens in Austria

Lilienberg road tunnel opens in AustriaThe 1,134 m-long x 92 sq m section Lilienberg tunnel in Carinthia opened to traffic on 22.04.2010. The EUR22 million tunnel, excavated using NATM techniques, ... More Information

Breakthrough at Strafelter

Breakthrough at StrafelterThe first tube of Strafelter tunnel on the Route du Nord A7 motorway between Luxembourg City and Mersch was completed on 22.04.2010. The tunnel is 1,850 m-long with 200 m ... More Information

Robbins EPB TBM launches at Xi'an

Robbins EPB TBM launches at Xi'anThe Xi'an Metro system will service the urban and suburban districts of Xi'an, the 3,100 years old capital of Shaanxi province, and part of Xianyang City. Six subway ... 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