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

Geodata - turning data into information

Geodata - turning data into informationThe GEODATA group supplies integrated, IT-based solutions and services for monitoring, engineering surveying and information technology. Backed by 20 years of ... More Information

Extension of line B of Lyon metro

Extension of line B of Lyon metroOn 02.03.2011 Herrenknecht TBM Agata entered the future Oullins station of the extension of Line B of Lyon metro. The event signalled completion of excavation of the ... More Information

Excavation starts on Avraysa tunnel beneath Bosphorus

Excavation starts on Avraysa tunnel beneath Bosphorus On 26.02.2011 Turkish Prime Minister Recep Tayyip Erdogan attended the groundbreaking ceremony of the 5.4 km-long, double-deck Avraysa tunnel ... More Information

Fiasco breakthrough in Calabria

Fiasco breakthrough in CalabriaOn 23.02.2011 tunnelling subcontractor Cipa SpA broke through in the Fiasco road tunnel (521 m, 482 m), lot DG21 on the SS106 Jonica in Calabria, Italy bringing the ... More Information

New Tyne road tunnel opens in north England

New Tyne road tunnel opens in north England The 1.5 km-long second Tyne road tunnel opened to traffic on 25.02.2011 after nearly three years work. The new tunnel will initially have one lane of ... More Information

Chamartín-Atocha rail tunnel through

Chamartín-Atocha rail tunnel throughDuring February 2011 the 7.3 km-long trans-Madrid railway tunnel linking the stations of Atocha and Chamartin broke through. The tunnel is 45 m below the ... More Information

SEBHSA launches new shotcrete pump

SEBHSA launches new shotcrete pumpFor nearly four decades Sociedad Española de Bombas de Hormigón S.A. (SEBHSA) has manufactured all kinds of concrete pumps with its own technology, and ... More Information

Elche rail tunnel excavation complete

Elche rail tunnel excavation complete Excavation of the 1,288 m-long Elche tunnel, of which 255 m was cut/cover, was completed on 24.02.2011. The tunnel is on the El Carrus-Elche section of the ... More Information

SMOPYC 2011 in Zaragoza

SMOPYC 2011 in ZaragozaThis important international show of public works, construction and mining equipment takes place in sunny Zaragoza in northern Spain from 5-9th April, 2011. SMOPYC has ... More Information

Fiscal-Balopur tunnel refurbishment approved

Fiscal-Balopur tunnel refurbishment approved The provisional plan for the improvement of the Fiscal-Balupor tunnel section of the N-260, Pyrenean axis, in the Spanish province of Huesca has received ... More Information

Samoter at Verona in March

Samoter at Verona in MarchThe 28th edition of Samoter at Verona from March 2-6, 2011 will welcome the best Italian and international brands in the following sectors: earth moving, concrete, road ... More Information

New section of Torino metro Line1 opens

New section of Torino metro Line1 opensConstruction of six new stations on the new 3.7 km underground section of the metro Line 1 was completed mid-January, 2011. These are at Marconi, Nizza, Dante, ... More Information

Registration still open for Auckland conference

Registration still open for Auckland conferenceThere are just two weeks to go until the 14th Australasian Tunnelling Conference in Auckland, New Zealand on 8-10th March, 2011. The theme "Development ... More Information

MRS Underground Intelligence

MRS Underground IntelligenceFor 25 years, MRS has provided the tunnelling industry with advanced custom designed engineered communications and safety solutions. These are designed and implemented to ... More Information

CIFA for construction equipment

CIFA for construction equipmentHeavy investment in research, development and product quality has enhanced CIFA know-how and experience, creating a solid foundation for customers in the worldwide ... More Information

BASF MEYCO team for Crossrail

BASF MEYCO team for CrossrailThe MEYCO UK tunnel team is being doubled in size to support London's Crossrail project, where the company is supplying a whole range of solutions for sprayed concrete, ... More Information

Coentunnel elements readied for Amsterdam

Coentunnel elements readied for Amsterdam Four completed tunnel elements occupy the construction dock on the old Maas at Barendrecht, each 178 m-long x 26 m-wide. They will be individually towed by ... More Information

Central Pyrenees rail crossing invitation

Central Pyrenees rail crossing invitationCommunauté de Travail des Pyrénées (CTP) has published a second invitation, deadline 03.05.2011, requesting proposals for the rail crossing through the ... More Information

Viatec road construction and infrastructure maintenance show

Viatec road construction and infrastructure maintenance showFrom 17th to 20th March 2011 in Bolzano Exposition Centre the 7th trade show for road construction and infrastructural planning in the ... More Information

Perpignan-Figueres cross-border rail link opens

Perpignan-Figueres cross-border rail link opens On 27.01.2011 the 44.4 km Perpignan-Figueras railway section was inaugurated between France and Spain, including the new 8 km-long bi-tube Perthus ... More Information

Daetwyler for reliable sealing systems

Daetwyler for reliable sealing systemsDaetwyler is a leading provider of innovative, custom-designed solutions for sealing in high quality applications in the tunnelling industry, offering a wide ... More Information

Tendering process resumes for Alpine tunnels

Tendering process resumes for Alpine tunnels The Intergovernmental Committee for the improvement of the links in the Southern Alps (CIG) held on 31.01.2011 in Paris has unlocked the tender ... More Information

Robbins TBMs underway at Pahang-Selangor

Robbins TBMs underway at Pahang-SelangorThree Robbins 5.2 m-diameter high performance main beam TBMs are being deployed to drive the tunnels of the Pahang-Selangor project that will provide water ... More Information

Shaft construction for Barcelona TBM

Shaft construction for Barcelona TBM On 01.02.2011 construction of the 25.3 m-long, 17.4 m-wide, 26.8 m-deep TBM exit shaft began at the intersection of routes Entenca and Provenca street in ... More Information

Blanka tunnel breakthrough in Prague

Blanka tunnel breakthrough in PragueThe final blast took place on 13.01.2011 in the north tube of the Blanka tunnel between Letna and Troja. The tunnel passes under the junction of Korunní and Jana ... More Information

Top job at Aker Wirth

Top job at Aker WirthAs a consequence of the recession, Aker Wirth CEO Christoph Kleuters foresees a shortage of skills that could impede recovery. He feels this can be overcome by intensive ... More Information

GIA pulls large order for Pahang Selangor

GIA pulls large order for Pahang SelangorGia Industrie AB, the Swedish manufacturer of ventilation fans, loaders, locomotives and rolling stock is supplying the Pahang Selangor water transfer ... More Information

Four weeks to Auckland conference

Four weeks to Auckland conferenceThe technical programme has been released for the 14th Australasian Tunnelling Conference in Auckland, New Zealand on 8-10th March, 2011, the theme of which is ... More Information

BASF workshop for waterproofing designers

BASF workshop for waterproofing designersMEYCO Underground Construction solutions will be the focus of a workshop in Trondheim, Norway on 15-16th March, 2011. Permanent waterproof single-shell ... More Information

Quejigares TBM excavation complete

Quejigares TBM excavation complete On 11.01.2011 TBM EPB excavation of the second tube of Quejigares tunnel was completed on the 4.9 km Arroyo de la Viñuela-Quejigares section of the ... More Information

Excavation commences on Vitoria-Bilbao-San Sebastián line

Excavation commences on Vitoria-Bilbao-San Sebastián line Conventional excavation has commenced of San Roman tunnel (778 m, section 95 sq m) and Ganzelai tunnel (1,405 m, section 85 sq m) on the ... More Information

ISTSS 2012 call for papers

ISTSS 2012 call for papers The 5th international symposium on tunnel safety and security is scheduled for the Roosevelt Hotel, New York, NY on March 14-16, 2012. Second call for papers has been ... More Information

Herrenknecht TBM progress at metro Line B in Lyon

Herrenknecht TBM progress at metro Line B in LyonOn 27.09.2010 Herrenknecht TBM Agata, diameter 5 m, weight 1,000 t, length 70 m, started excavation of metro B extension in Lyon. The Gerland Stadium ... More Information

IPS powerful people update

IPS powerful people updateInternational personnel recruitment company iPS has revised and updated its website to a more user-friendly format for both jobseekers and employers. 03/11. More Information

Robbins TBM makes history in Laos

Robbins TBM makes history in LaosA 7.6 m-diameter Robbins single shield TBM has completed the first mechanically-driven tunnel in Laos at Theun Hinboun hydro project. The 5.5 km-long drive for the ... More Information

Australia and New Zealand to host Auckland conference

Australia and New Zealand to host Auckland conferenceThe 14th Australasian Tunnelling Conference will be held in Auckland, New Zealand on 8-10th March, 2011. The theme "Development in Underground ... More Information

Page:

Tunnelling News

Scarborough Subway Extension tunnelling progresses following maintenance stop

The remaining portion of the tunnel will be delivered by Scarborough Transit Connect, the development partner for the project's stations, rail and ... More Information

World's Deepest Underwater Tunnel to Have Cars Drive 16 Miles Under the Sea

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 ... More Information

Tunnelling underway for National Grid’s 3.4km power tunnel in Snowdonia

The tunnel boring machine (TBM) Buddug has commenced excavation of National Grid’s 3.4km power tunnel in Wales’ Eryri National Park, otherwise known as Snowdonia. The tunnel is part of ... More Information

CPK signs contract for construction of HSR tunnel in Łódź

The contract for the construction of a 4.6 km long, 14-metre wide High-Speed Rail (HSR) tunnel will be carried out by construction company PORR. The project is valued at approximately PLN ... More Information

Underneath the busy Baltimore streets, the Howard Street Tunnel gets its makeover

A squad of construction workers descend daily under the streets of Baltimore. They labour deep down, in the semi-secret and highly restricted ... More Information

London Power Tunnels Milestone

We're thrilled to announce that our second 2.5km high-voltage circuit between Hurst and Crayford is now live. This £1 billion project is rewiring London, strengthening energy supply, and ... More Information

U.S. Tunneling Professionals Convene in Dallas at RETC 2025

The event drew approximately 1,400 people. Another highlight of the conference was the presentation of the now annual Underground Construction ... More Information

Construction of NY and NJ GatewayTunnel hits halfway mark

People are looking down at the ground from the Highline on Manhattan's West Side. Some parts of the new train tunnel structure ... More Information

Silicon Valley BART extension seeks new tunneling contractor

Silicon Valley BART extension seeks new tunneling contractor for construction. Maguire told reporters during a briefing Monday morning. He noted that VTA is trying to fill a $1.2 billion ... More Information

Tunneling In The Digital Age: Rethinking Subsurface Infrastructure

But successful construction is just the start of the journey. Underground infrastructure is a long-term investment—just look at the London Underground ... More Information

Sydney Moves Forward with Final Tunnelling for Harbour Project

Sydney prepares for the arrival of the largest TBMs in the Southern Hemisphere as the Western Harbour Tunnel project enters its final tunnelling ... More Information

Metrolinx seeks help to name 2 of its massive Ontario Line tunnel digging machines

Metrolinx is now accepting names for two of its giant tunnel boring machines (TBMs), which will be used for twin 16-metre-deep and six-kilometre-long ... More Information

Deutsche Bahn awards contract for Munich S-Bahn project

The contract involves structural works for the expansion, including the construction of tunnels and an underground station. The Tunnel Ostbahnhof JV, ... More Information

Excavation completed on Italian side of Brenner Base Tunnel

The tunnel boring machine (TBM) named “Flavia” successfully bored through the Alps beneath the Mules 2–3 section, reaching the Austrian border. More Information

Giant tunnel borer set for Shantou Bay project

A giant tunnel boring machine has been installed for tunnelling under Shantou Bay in Shantou, South China's Guangdong province. [Photo provided to ... More Information

€0.4bn road and tunnel project in Georgia

Work is proceeding on the Kvesheti-Kobi road and tunnel scheme in Georgia. The scheme is part of a larger project, being carried out with Chinese ... More Information

Lahore to transform with Rs49 billion tunnel boring project

Pakistan, April 27 -- The federal government has approved Lahore's Rs49 billion Tunnel Boring Project, marking a major development for the city... More Information

Construction at Cleveland Hopkins International Airport

The 2,100-foot-long tunnel connects the terminal to parking facilities and the tramway leading to the RTA public rail line. During the project, two of ... More Information

AFFHOLDER AND J.F. SHEA TEAM UP ON $700 MILLION CONTRACT

The tunneling subsidiary, Affholder LLC, will lead a joint venture with J.F. Shea Construction, Inc., to build the I-35 Capital Express Central ... More Information

Factory Testing Complete on DC Water's first tunnel boring machine for the Potomac River

Mary passed all the necessary requirements and is one of two TBM's on the project. The tunnel is part of DC Water's Clean Rivers Project, to ... More Information

Work on Chennai Metro tunnel racing to a finish

The machine Flamingo, which started boring in 2023 for the tunnel linking Light House with Thirumayilai, is expected to reach the other end in ... More Information

CPK awards contract to build high-speed rail tunnel in Lodz, Poland

The tunnel, to be constructed using a tunnel boring machine (TBM), will have a ... More Information

Inside HS2: Meet London's miners working on the Northolt tunnels

We are on a tunnel boring machine (TBM) inside High Speed Two's huge Northolt tunnels. These tunnel boring machines are part of a tunnelling ... More Information

Ontario Begins Construction Of Last Tunnel Segment Of The Eglinton Crosstown West Extension

The remaining eastern portion of tunnel construction (500-meter twin tunnels) will use the sequential excavation method, with daily progress of ... More Information

Norway is building the world's longest and deepest subsea road beneath its fjords

We have subsea road tunnels which have that construction. And the new tunnel between Germany and Denmark, there they are laying down cases and put ... More Information

CERN releases report on the feasibility of a possible Future Circular Collider

The estimated cost of construction of the FCC electron–positron stage, including the tunnel and all the infrastructure, is 15 billion Swiss francs... More Information

TBM break through on Auckland's £915M wastewater megaproject completes 16.2km tunnel

Auckland's major wastewater infrastructure project, the Central Interceptor, has reached a significant milestone with the final breakthrough of ... More Information

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information