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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

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

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

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

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

City Tunnel opens in Malmo

City Tunnel opens in MalmoThe Malmo City Tunnel was officially opened last month by King Carl Gustav XVI of Sweden. The 17 km-long project is the final section of the direct link between Denmark and ... More Information

Ras Adjir-Emsaad highway Libya award

Ras Adjir-Emsaad highway Libya awardAn Italian consortium of Anas SpA, Progetti Europa & Global SpA and Italsocotec SpA has won a EUR125.5 million deal for the Ras Adjir-Emsaad highway in Libya. ... More Information

The advantages of legacy

The advantages of legacyWelcome to a New Year in which the fittest have survived, and fortunes will be made out of the accelerating financial recovery. Our clients have applied their accumulated ... More Information

CBE laser tracker saves time, improves safety

CBE laser tracker saves time, improves safetyFrench group CBE has celebrated the New Year with the launch of the latest generation of its Faro Laser Tracker Ion for three-dimensional control of ... More Information

Second breakthrough at A Luoi hydro

Second breakthrough at A Luoi hydro On 27.12.2010 Cavico Bridge and Tunnel, the Cavico Corporation subsidiary based in Vietnam, broke through a second sub-tunnel at the A Luoi hydropower project. ... More Information

iPS recruiting senior staff for Indian tunnel project

iPS recruiting senior staff for Indian tunnel projectIn February, 2011 India is to start work on a four-year drill/blast tunnel using NATM techniques. iPS is currently recruiting a Tunnel ... More Information

Variante di Valico base tunnel completed

Variante di Valico base tunnel completed On 21.12.2010 the base tunnel on the Variante di Valico project between Florence and Bologna holed through. It is the largest highway tunnel in Italy with ... More Information

Long headrace for Song Bung 2 in Vietnam

Long headrace for Song Bung 2 in VietnamConstruction of the 100 MW Song Bung 2 hydro plant project in Quang Nam province has been awarded to Cavico. The contract includes surge tank, powerhouse and ... More Information

Herrenknecht delivers world's largest EPB

Herrenknecht delivers world's largest EPBThe 15.62 m-diameter EPB designed and manufactured by Herrenknecht at Schwanau has been accepted by the customer this week. It will now be partially ... More Information

2012 Symposium on tunnel safety for New York

2012 Symposium on tunnel safety for New YorkThe fifth ISTSS conference will take place at the Roosevelt Hotel in New York, NY on 14-16 March, 2012 with three days of presentations and exhibits. This ... More Information

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Tunnelling News

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

China's first vertical large model for tunnel, underground space sector released

The project which is in the Guangdong-Hong Kong-Macao Greater Bay Area. The model helps make tunnel construction safer, higher-quality, more efficient and ... More Information

BMC Begins Major Water Supply Upgrade Mumbai

The project commenced in 2023 and has adopted tunnel boring machine (TBM) technology to minimise surface disruptions in crowded neighbourhoods. Of ... More Information

Slurry tunnel boring machines to be deployed for Bengaluru Twin Tunnel Road Project

B-SMILE opts for slurry TBMs over hard rock TBMs for Twin Tunnel Road project in Bengaluru due to mixed terrain... More Information

Tunnel along railway linking Shenzhen and Shanwei special cooperation zone under construction

Technicians check a tunnel boring machine (TBM) at the construction site of a tunnel in Pingshan, Shenzhen City, south China's Guangdong Province, Aug ... More Information

Construction staging area approved for Nashville's airport tunnel project

The Music City Loop will be a 10 mile tunnel connecting downtown Nashville to the Nashville International Airport (BNA)... More Information

Zojila tunnel deadline pushed to 2028: Here's why Asia's longest tunnel project is delayed

Zojila Tunnel Latest Update: On completion, the project will not only play an important role in the country's infrastructure development but also ... More Information

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information

KIB gets go-ahead for landmark Kuwait tunnel revamp project

On the key tunnel beautification project, Vice Chairman and CEO Raed Jawad Bukhamseen said: "This initiative reflects KIB's vision of supporting ... More Information

From hills to hope

As night falls over the northern highlands of Lesotho in early July, winter's chill sets in. Yet, the Polihali Transfer Tunnel construction site ... More Information

Tunnel boring machines reach Parramatta in major Metro West milestone

Tunnel boring machines have reached Parramatta, marking a major milestone in the construction of the Metro West project. More Information

Completion of hyperbaric excavated tunnel marks major milestone for Naples-Bari rail project

The construction of the Casalnuovo Tunnel, a critical and technically challenging segment of the high-speed railway line between Naples and Bari ... More Information

Multraship tugs support Antwerp Scheldt tunnel construction

Tugboats are supporting the construction of a motorway tunnel in the River Scheldt in Antwerp by towing and manoeuvring concrete structures and ... More Information

Europe's $45BN Mega Tunnels through the Alps

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, .. More Information

AFRY secures contract for Switzerland's Twann Tunnel project

Construction oversight of the Twann Tunnel in the country. The tunnel on the Lake of Bienne is intended to ease traffic congestion in Twann by ... More Information

Line 5 Tunnel Project: Public comments now open for proposal to build under Straits of Mackinac

"The purpose of the project is to facilitate the construction of a tunnel beneath Lake Michigan bottomlands to replace the Line 5 dual pipelines ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

Sydney tunnel factory creates 700 manufacturing jobs

The factory will support two of the largest tunnel boring machines (TBMs) in the Southern Hemisphere, set to arrive later this year. Once ... More Information