Tunnelbuilder Promoting the world's tunnelling industry to a huge qualified audience

View the Spanish Tunnelbuilder website View the Italian Tunnelbuilder website

Archive - News

Featured News

Delhi Opens First Underground Metro Section

Delhi Opens First Underground Metro SectionPrime Minister Manmohan Singh on 19th December, 2004 inaugurated the first underground section of the New Delhi metro, a move expected to cut pollution ... More Information

Spain and France Boost Rail Crossing Project across Central Pyrenees

Spain and France Boost Rail Crossing Project across Central PyreneesAt the Spanish-French summit held in Saragossa on 7th December, 2004 the rail project to cross the central Pyrenees through a base ... More Information

Sireg Geotechnical Products

Sireg Geotechnical ProductsFor nearly 70 years, Italian manufacturer Sireg has been supplying in the geotechnical field, and is now the market leader in thermoplastic-based products. These include ... More Information

Space Technology to Detect Threats to Sites on Earth

Space Technology to Detect Threats to Sites on Earth Vancouver engineers for Amec, the UK engineering services firm, began working to test a down-to-earth use for Satellite Earth Observation ... More Information

World Premiere in Tunnel Lighting with LEDs in Canada

World Premiere in Tunnel Lighting with LEDs in CanadaCanada-based Dellux Technologies certainly challenges common standards in the industry with its Intelligent Tunnel Lightingâ„¢ (ITL) system, a ... More Information

KHI Receives Order for Four Slurry TBMs for Circle Line Section in Singapore - sg/15

KHI Receives Order for Four Slurry TBMs for Circle Line Section in Singapore - sg/15Kawasaki Heavy Industries (KHI) has won an order from Taisei for four slurry-type shield TBMs for delivery between ... More Information

Mechanical Shaft Construction Uses Herrenknecht VSM

Mechanical Shaft Construction Uses Herrenknecht VSMIn Kuwait, the first Herrenknecht VSM mechanical shaftsinking rig recently completed a 25 m-deep x 8 m-diameter microtunnelling launch shaft in ... More Information

Headrace Tunnel is Completed at Tala Hydro Project

Headrace Tunnel is Completed at Tala Hydro ProjectDespite fearing yet another delay, the 23 km headrace tunnel of the Tala hydro power project in Bhutan was completed on 8th November, 2004. The ... More Information

All-weather Work at Karahnjukar with Heavy-duty Machinery

All-weather Work at Karahnjukar with Heavy-duty Machinery The Vatnajökull glacier in the northeast of Iceland is an area which can only be accessed under great difficulty. In the winter months from ... More Information

Stockholm's Southern Link Opens

Stockholm's Southern Link OpensSodra Lanken, Stockholm's south ring road, opened on 24th October. It is a 6 km infrastructure, comprising two main parallel 4.5 km tunnels and multiple access ... More Information

Madrid's Second Railway Connection to Open in June 2006

Madrid's Second Railway Connection to Open in June 2006The new railway connection for suburban lines C-3 and C-4 between Atocha and Chamartin railway stations in Madrid is mainly a 7,425 m tunnel, ... More Information

Soumagne Tunnel Breaks Through

Soumagne Tunnel Breaks ThroughBelgium's longest tunnel, between Chênée and Soumagne in Liege province, has holed through on 20th October, 2004 joining the Bay-Bonnet and Vaux-sous-Chèvremont ... More Information

MHI-Duro Felguera To Build TBM for Contract 4 of Pajares Tunnel - es/55

MHI-Duro Felguera To Build TBM for Contract 4 of Pajares Tunnel - es/55MHI-Duro Felguera, S.A., the company jointly owned by Mitsubishi Heavy Industries (MHI) and Duro Felguera, clinched a contract ... More Information

Public Consultation for HATS

Public Consultation for HATSThe Hong Kong government is undertaking a public consultation exercise on the way forward for the Harbour Area Treatment Scheme (HATS) Stage 2. This consultation exercise ... More Information

Reliable hosting packages on our new tunnelbuilder servers

Reliable hosting packages on our new tunnelbuilder serversTunnelbuilder has three years experience in website hosting, and now looks after 35 client companies. Our latest Linux servers are powered ... More Information

Robbins Receives Two TBM orders for Dahuofang Water Transfer Project in China

Robbins Receives Two TBM orders for Dahuofang Water Transfer Project in ChinaIn the first half of 2004, Robbins received an order for two 8 m open TBMs for the Duhuofang water transfer in Liaoning ... More Information

Correction: Robbins Signs Cooperation Agreement with Dalian Heavy Industrial

Correction: Robbins Signs Cooperation Agreement with Dalian Heavy IndustrialThere is a correction to our piece of news regarding The Robbins Company published in E-News Weekly 40/2004, p.1 dated ... More Information

MS - separation equipment for slurry tunnelling projects

MS - separation equipment for slurry tunnelling projectsFrench manufacturer MS has been at the forefront of separation plant design and manufacture for more than 30 years, having supplied some of ... More Information

Robbins TBM Breaks Through Nancy Creek Tunnel - us/60

Robbins TBM Breaks Through Nancy Creek Tunnel - us/60A Robbins TBM has broken through on 27th September to a construction shaft, thus connecting the two sections of the 13 km Nancy Creek sewer ... More Information

MHI-Duro Felguera Receives Order for World Biggest TBM - es/104

MHI-Duro Felguera Receives Order for World Biggest TBM - es/104FCC and ACS Dragados have placed a EUR40 million order with MHI-Duro Felguera for the supply of possibly the world's biggest EPB ... More Information

World's Fifth Longest Road Tunnel Breaks Through in Taiwan - tw/14

World's Fifth Longest Road Tunnel Breaks Through in Taiwan - tw/14Taiwan on 16th September, 2004 celebrated the final breakthrough, the eighth of its kind since 2000, of what is the world's 5th ... More Information

Atlas Copco Completes Acquisition of Baker Hughes Mining Tools

Atlas Copco Completes Acquisition of Baker Hughes Mining ToolsAtlas Copco North America Inc. has completed its acquisition of Baker Hughes Mining Tools, a division of Hughes Christensen, a division ... More Information

British Tunnel Projects Face Long Road Ahead

British Tunnel Projects Face Long Road AheadThree major British tunnel projects have been slowed by extensive environmental requirements and funding issues.A public inquiry into the GBP150 million ... More Information

Portland's West Side Big Pipe North Drive is Completed

Portland's West Side Big Pipe North Drive is CompletedA Herrenknecht Mixshield TBM named Lewis (machine S-232) has broken through on 31st August into Confluent shaft on Swan Island after a 4-month ... More Information

Dublin Port Tunnel Breaks Through

Dublin Port Tunnel Breaks ThroughThe Herrenknecht EPB TBM excavating the second tube of the Dublin Port tunnel broke through into the reception pit at Whitehall on the 18th August, 2004. The event ... More Information

Tunnel Collapse Kills 29 in India

Tunnel Collapse Kills 29 in IndiaTwenty-nine labourers have been killed on 2nd August after a tunnel shaft collapsed in the Himalayas as part of the works for the Tehri hydro project in the northern ... More Information

New Personnel Vehicle from Normet

New Personnel Vehicle from NormetThe new RBO is a pioneering vehicle designed and built from Normet's experience over 40 years of underground mobile equipment production. Extreme conditions call for ... More Information

Lovat TBM Breaks Through Upper Reach Tunnel of NEIS - us/29

Lovat TBM Breaks Through Upper Reach Tunnel of NEIS - us/29The Traylor / J. F. Shea / Frontier Kemper / Kenny joint venture broke through on 16th July the 3.3 km Upper Reach tunnel of the North East ... More Information

Atlas Copco to Acquire Baker Hughes Mining Tools

Atlas Copco to Acquire Baker Hughes Mining ToolsAtlas Copco North America Inc. has signed an agreement to acquire Baker Hughes Mining Tools, a division of Hughes Christensen, a division of Baker ... More Information

Hook Fiber Goes Global

Hook Fiber Goes GlobalFrom its manufacturing base in Seoul, Korea, Hookfiber International Corporation (HIC) is bringing more competition into the steel fibre concrete and shotcrete reinforcement ... More Information

Robbins Breakthroughs in Sydney

Robbins Breakthroughs in SydneyTwo breakthroughs in two days, on July 27th and 29th, made for an eventful week on the Epping to Chatswood Rail Line project in Sydney, Australia. Thiess-Hochtief ... More Information

Wirth-NFM Group To Build TBM for Pajares Tunnel in Spain - es/55

Wirth-NFM Group To Build TBM for Pajares Tunnel in Spain - es/55The FCC / Necso JV has placed an order with the Wirth-NFM Technologies Group for one TBM to be used to drive one of the two parallel ... More Information

Wirth TBM Breaks Through Sabugal-Meimoa Water Tunnel

Wirth TBM Breaks Through Sabugal-Meimoa Water TunnelA Wirth hard rock TBM broke though a tunnel on 23rd June for the Rural Development and Irrigation Institute under the Portuguese Ministry of ... More Information

MHI Receives Order for Two TBMs from China - cn/28

MHI Receives Order for Two TBMs from China - cn/28Mitsubishi Heavy Industries has received an order to supply two earth pressure balance shield tunnelling machines to China Construction First Group ... More Information

China and Argentina to Build Tunnel to Link Atlantic and Pacific - ar/20 & cl/24

China and Argentina to Build Tunnel to Link Atlantic and Pacific - ar/20 & cl/24China and Argentina signed on 29th June an agreement in principle for building a 13.9 km tunnel across the Andes ... More Information

Wirth / NFM Technologies Group Creates Subsidiary in Spain

Wirth / NFM Technologies Group Creates Subsidiary in SpainThe Wirth / NFM Technologies Group has created NFM-Wirth Service S.A., a subsidiary located in Madrid. The new company has been operational ... More Information

Page:

Tunnelling News

New game-changing tunnel boring, reef cutting 'meeting and beating' all expectations

UG2 reef at Bokoni is the target of the twin mobile tunnel boring and narrow reef cutter. Tunnelling will be done with the mobile tunnel borer for ... More Information

Mota-Engil CEO confirms winning bid for Santos-Guaruja tunnel

The company's subsidiary, Mota-Engil, has won the tender for the construction and operation of Brazil's first underwater tunnel, connecting the ... More Information

Metro Vancouver Utility Nearing Finish of $288M Annacis Water Tunnel

“Resilience is at the heart of this project,” said Nedim Alca, COWI's North America market director. “What makes this milestone so significant is not ... More Information

Fehmarnbelt: Danish tunnel portal nears completion

The work on the entrance to the Fehmarnbelt tunnel at Rødbyhavn on Lolland is almost complete. photo courtesy of The Fehmarnbelt Project. More Information

Final decision on airport tunnel 'now or never'

Alderman Jim Stevenson and City administrators are making a dramatic last push for the airport tunnel before construction on the new north/south ... More Information

Athens Metro Line 4 works to finish by 2029

The construction of Athens Metro Line 4 is progressing steadily, with the entire project ... Tunnel mistakenly excavated in Athens metro project. More Information

First trains on track to run through Metro Tunnel within three months

Melbourne's $15.5 billion Metro Tunnel could be switched on in as little as three months as construction wraps up at two CBD stations and trains ... More Information

Petersburg crews to begin tunnel project in response to ongoing flooding, damage - WRIC

As ongoing water issues have caused significant damage to infrastructure around Petersburg, the Old Towne neighborhood ... More Information

Intelligent optimization framework for tunnel construction

Tunnel construction forms the foundation of railway development and is essential for ensuring route continuity and operational efficiency. However, ... More Information

São Paulo positions TBM for next phase of Line 2-Green

A major milestone was reached on Monday (1 September) with the lowering of the cutter head of the tunnel boring machine (TBM) Cora Coralina... More Information

The 700-ton machine that'll dig NYC's Second Avenue subway extension

NYC has a new tunnel boring machine in its toolbox for the expansion of the line under 2nd ave. If you've never seen some BIG earth moving machines, ... More Information

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information

US Northeast Rail Corridor Gets a Major Makeover with Tunnel and Bridge Replacements

This project is designed to replace tunnels severely damaged by Superstorm Sandy, ensuring smoother and more reliable service for Amtrak, NJ Transit, ... More Information

DPWH, JICA celebrate breakthrough of Southbound Tunnel in Davao Bypass

The event marked the successful connection of the tunnel's north and south ends. The ... More Information

Jacobs joins Ramboll on Marselis road tunnel project in Denmark

Danish Road Directorate senior project manager Michael Schmidt Vosgerau said: “It is a complex task to build a tunnel on one of the busiest access ... More Information

Planning continues for Midway Tunnel, Safe Streets for All projects

The Midway Tunnel project is a $13.4 million plan ... construction of a new overpass bridge and pedestrian and bicycle walkway above the tunnel. More Information

Four million tons of clay moved in HS2 excavation

Construction on HS2's second-longest tunnel started in October 2022. The rotating cutters cut away clay and other material at a rate of about 50ft ... More Information

Jacobs Has Design-CM Role on $640M Denmark Tunnel, With Ramboll as Key Consultant

Set to begin construction in 2028, Marselis Tunnel project is core component of the country's 10-year Infrastructure Plan 2035. By Emell D. Adolphus. More Information

Elon Musk's $760,000,000 plan to build underground tunnels beneath Houston, Texas

Elon Musk's next big construction plan from The Boring Company could build $760000 worth of tunnels beneath Houston to help with flooding... More Information

Kerala Moves Closer To Vizhinjam–Balaramapuram Tunnel Rail Project

The Kerala government is preparing to invite bids next month for the tunnel rail project linking Vizhinjam International Seaport with ... More Information

Norway's Ship Tunnel Project Under Threat as Costs Rise

New cost estimates suggest the ambitious project will far exceed its approved budget, raising questions about whether it will ever be built. More Information

Davao City Bypass southbound tunnel nears breakthrough

The Department of Public Works and Highways (DPWH) announced that the southbound tunnel of the Davao City Bypass Construction Project (DCBCP) is ... More Information

CA should pursue better alternatives to the costly Delta Tunnel Project Stocktonia

Governor Gavin Newsom is attempting to fast-track the construction of a massive, budget-busting water tunnel through the Delta to ship freshwater to ... More Information

Physical Origins of Shear Strength Fluctuations in Fault Gouges

Fault gouge is rock texture within fault zones that may include rock fragments (RF) and foliated structures. Previous studies have primarily focused on remould soils, the natural structure ... More Information

Webuild expands its role in high-speed rail projects

Four modern tunnel boring machines will be deployed to ensure precision and safety in complex geological conditions. Once completed, the old single- ... More Information

Hudson Tunnel Project advances as tunnel boring machines near completion

The Hudson Tunnel Project hit a key milestone as massive tunnel boring machines near completion, with delivery set for November. More Information

Nagdhunga tunnel in final stages of construction

If we look at the history of road construction and development in Nepal, there are various records of road construction starting from the Rana period. According to articles published in ... More Information

Boring of tunnel across Yellow River completed in China's Shandong

Constructed by using a "Shanhe" shield machine with a 17.5-meter excavation diameter, this double-deck, two-way, six-lane tunnel stands as the world's ... More Information

The £1.6bn plan for world's deepest underwater road tunnel leaving 'no room for error'

Opening of Rogfast tunnel under construction. The Rogfast tunnel will be the longest and deepest undersea road tunnel on Earth. (Image: SKANSA). A ... More Information

Tunnelling complete on NSW's Coffs Harbour bypass project

Tunnelling has been completed on the A$2.2bn (£1.1bn) Coffs Harbour bypass project in New South Wales, Australia, with the excavation of the third ... More Information

Veidekke acquires tunnel construction contract for Gothenburg's West Link Project

Veidekke has received a contract from the Swedish Transport Administration to build the Stora Hamnkanalen tunnel, a component of the West Link ... More Information

German Rail completes construction of Rastatt Tunnel

GERMAN Rail (DB) has completed civil works on the new 4270m twin-bore Rastatt Tunnel, a major component of the project to widen to four tracks the ... More Information

Final contracts signed for Eastern Freeway transformation

A huge amount of work is underway to build North East Link and upgrade the freeways – two tunnel boring machines are digging deep under Rosanna ... More Information

Progress on Sydney pipeline duplication

Bouygues Construction Australia and Rob Carr have launched a tunnel boring machine (TBM) on Sydney Water's Thornleigh pipeline duplication ... More Information

The latest plan to connect BART to downtown San Jose: One tunnel rather than two

When BART and Santa Clara Valley Transportation Authority first discussed plans to send trains rolling under downtown San Jose, transit officials contemplated a design with two tunnels ... More Information

Nashville Tesla tunnel: Here's when construction could start on the Music City Loop

Elon Musk's The Boring Company is currently in the design phase of constructing a tunnel connecting downtown Nashville to the Nashville ... More Information

World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive

Oddvar Kaarmo, the Rogfast project manager, cited additional motivation for the tunnel's construction: "The port at Mortavika is quite exposed and ... More Information