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

Intertunnel 2012 back in Turin

Intertunnel 2012 back in TurinWith two of the biggest cross-border tunnelling projects in the offing on the Lyon-Turin and Brenner lines, Italy is underpinning its position as Europe's ... More Information

RETC for San Francisco

RETC for San FranciscoThe biennial Rapid Excavation & Tunneling Conference takes place June 19-22nd, 2011 at the Marriott Marquis in San Francisco, CA. Field trips to New Irvington tunnel and ... More Information

Koralm tunnel gets underway

Koralm tunnel gets underwayOn 28.03.2011 government officials and provincial governors of Styria and Carinthia attended the groundbreaking ceremony for construction of lot KAT 1, a 20 km-long ... More Information

Daetwyler for reliable sealing systems

Daetwyler for reliable sealing systemsDaetwyler is a leading provider of engineered rubber profiles used in the sealing of tunnels, offering a wide range of reliable gaskets designed to match ... More Information

Shotcrete 2012 - call for papers

Shotcrete 2012 - call for papers The Shotcrete 2012 conference and exhibition is scheduled for the Alpbach Conference Centre, Tyrol, Austria from 12.01.2012 to 13.01.2012. Main language will be ... More Information

Herrenknecht celebrates Gotthard completion

Herrenknecht celebrates Gotthard completionWhen 9.43 m-diameter Herrenknecht gripper TBM Heidi mined the last few metres of rock in the west tube of the Gotthard base tunnel between Faido and ... More Information

Fastest marine rail tunnel

Fastest marine rail tunnel The 10.8 km-long Shiziyang tunnel crossing the Pearl River estuary in south China's Guangdong province is designed for trains travelling at 350 km/h. Apart from being the ... More Information

Robbins Double Shield sees the light in Sochi

Robbins Double Shield sees the light in SochiIn early March 2011, the 6.2 m-diameter Robbins Double Shield TBM crossed the finish line in Sochi, Russia. The machine completed a 4.5 km-long section ... More Information

BASF expands in Norway

BASF expands in NorwayBASF is investing EUR1 million in a new production plant for alkali-free accelerators at Granerud, Norway. The product, launched in 2010, increases the early strength of the ... More Information

Job opportunities in Central America

Job opportunities in Central AmericaiPS has the following vacancies in Central America for a highway construction project using drill/blast techniques. Contract duration is expected to be a minimum ... More Information

Gotthard base tunnel final breakthrough

Gotthard base tunnel final breakthroughOn 23.03.2011 at 12.20 pm miners excavated the last few metres of rock in the west tube of the Gotthard base tunnel between Faido and Sedrun. Coming some five ... More Information

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

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

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

Tunnelling News

'Hi-tech' tunnelling machine utilised at landmark Scottish Water project in Glasgow

A tunnel boring machine (TBM) has been used to complete the installation of a key part of a new trunk water main ... More Information

Construction of parallel Thimble Shoal Tunnel halted after underwater discovery

“It's not unheard of, but it's not every time you go out with a TBM (tunnel boring machine),” he said. The discovery pauses tunneling until February ... More Information

US construction firm bags £169M contract for Ohio overflow sewer

The Northside Interceptor Tunnel (NSIT) project is designed to prevent combined sewer overflows from entering the Cuyahoga River during storms. More Information

Drone video shows Hampton Roads Bridge-Tunnel expansion progress

VDOT officials provided drone footage from June showing the progress on the project. Check out how the work is progressing in the video above... More Information

Go Ahead for 68 Mile Hyperloop Tunnel but "Public Transit" element remains a "Concept"

The Boring Company's planned expansion for the Loop has received approval from the Las Vegas Council. The initial plan for the Vegas Loop was only for 51 stations and 29 miles... More Information

Cleveland's $3B Project Clean Lake Features Large-Scale Storage Tunnels

Designed to reduce pollution in Lake Erie by four billion gallons per year, Project Clean Lake is a 25-year plan being overseen by Cleveland's Northeast Ohio Regional Sewer District ... More Information

North-South Corridor: Torrens to Darlington section

The Australian and South Australian governments are delivering the final and most complex section of the North-South Corridor... More Information

HS2 TBMs complete three quarters of Chiltern tunnels

The two tunnel boring machines (TBMs) delivering the longest tunnels on the High Speed 2 (HS2) railway have passed the three quarters mark. More Information

Main tunnelling at Silvertown Tunnel now complete, photos reveal

It can be revealed that both boreholes of the Silvertown Tunnel are now complete, after a Green politician spotted the tunnel boring machine on the north bank of the Thame... More Information

Breakthrough in evacuation route of Nepal's first tunnel project achieved

The Nagdhunga-Sisnekhola tunnel, the first-ever road tunnel construction project in Nepal, made a major breakthrough in the construction of the ... More Information

Dubai seeks firms for $22bn tunnels project

Dubai Municipality has invited firms to express interest by 11 August in bidding for the contract to provide project management consultancy for deep tunnels and sewage treatment plants ... More Information

Al Fateh Highway tunnel in Bahrain set to open partially

A tunnel is set to partially open to traffic as part of the multi-million dinar revamp of one the major arterial thoroughfares in the heart of the capital. Work of the project is ... More Information

Campaign launched by Shetland Islanders to construct tunnel links

Residents of the Shetland Islands are hoping to push forward plans to construct subsea tunnels to improve transport across the Scottish islands... More Information

Silvertown Tunnel cut and cover sections progress

Work has ramped up on the cut and cover section at the tunnel's south entrance on the Greenwich peninsula, since the arrival of tunnel boring machine. More Information


Tunnel-boring machines (TBMs) have emerged as the safest tunneling method in a context of technological advances in geotechnical engineering, ... More Information

Vizhinjam railway tunnel, third longest tunnel in country, to adopt Austrian tunnelling method

Instead of using the expensive tunnel boring machine (TBM), Vizhinjam International Seaport Limited (VISL) which is implementing the Vizhinjam ... More Information

Wynn is 'making progress' on underground connection to Convention Center

Wynn Las Vegas announced that the Boring Company's Prufrock-2 tunnel boring machine has surfaced at the resort, completing construction on a ... More Information

HS2 Launches Procurement Process for Automated People Mover

A tunnelling milestone for HS2: the tunnel boring machine Dorothy has broken through on the second bore of the Long Itchington Wood tunnel. Siemens ... More Information

Future of Tunnelling | Four High Speed 2 twin bores progressing well despite challenges

Work on High Speed 2's Euston Tunnel construction might have halted, but the construction of the other twin bore tunnels for the project is ... More Information

Afcons Achieves Another Breakthrough with TBM Sudarshan 8.1 at Begumpul RRTS Station

Afcons Infrastructure reaches a significant milestone with the second tunnel breakthrough of Tunnel Boring Machine S88 in Package 8 of the ... More Information

Skanska completes £1.4bn Los Angeles light rail project

The project consisted of a 1.76km long, 6.4m diameter tunnel excavated using a Herrenknecht tunnel boring machine between Union station and the ... More Information

Tunnel boring machine 'MudHoney' reaches destination in Wallingford

SEATTLE — MudHoney, an 18-foot diameter tunnel boring machine, finished its journey in Seattle from Ballard to Wallingford on Monday... More Information

Longest Victorian road tunnels take shape for North East Link project

The Victorian government says North East Link tunnels are now well ... new 6.5 kilometre road tunnels, with two massive tunnel boring machines to ... More Information

By mid-2024, Mumbai-Pune Expressway will have world's widest tunnels

For the tunnels, controlled blasting has been used instead of tunnel boring machines (TBMs), due to the Austrian blasting method's superior speed ... More Information

New funding secured for research into Morocco-Spain underwater rail tunnel

The Europe-Africa Gibraltar Strait fixed link project would amount to the construction of an underwater tunnel housing a high-speed rail link. More Information

Progress on HS2’s Copthall Green Tunnel as Western portal is complete

Engineers working on the HS2 project are celebrating progress as they have completed the western portal of the Copthall Green Tunnel. Located in Hillingdon, the 880m long tunnel structure ... More Information

How India's first underwater metro tunnel was built in record 66 days

India's first underwater metro tunnel is expected to be opened by December this year. It was built about 30 ... World Record in Road Construction. More Information

Gateway Commission Releases Shortlist for $16B Hudson River Tunnel

The commission has said major construction could start as soon as next year, which would put it on track to complete the new tunnel in 2035 and to ... More Information

Groundbreaking Ceremony Held for Nordhavn Tunnel, Copenhagen's New Infrastructure Marvel

It is constructed by a joint venture between Besix and MT Højgaard. The Nordhavn Tunnel will extend the existing Nordhavnsvej tunnel, ... More Information

Tunnelling teams sought for priority Toronto subway extension project

17 MAY, 2023 BY NIA KAJASTIE The Ontario government has kicked off the procurement process for the construction of the Yonge North Subway Extension tunnels. The Yonge North Subway ... More Information

Work commences on new 1.4km road tunnel in Copenhagen

A ground breaking ceremony has been held for the Nordhavn Tunnel, a new 1.4km road tunnel in central Copenhagen being constructed by a Besix - MT ... More Information

Toronto is building a massive $380 million tunnel spanning over 3 kilometres

Construction of the Fairbank Silverthorn Storm Trunk Sewer System project surpassed a key milestone on Monday, when a tunnel boring machine was ... More Information

TBM breakthrough on Grand Paris Express Line 16

Work on Lot 2 of Line 16 of Grand Paris Express metro is now 83% complete, following the breakthrough of a tunnel boring machine (TBM) at Sevran... More Information

The Largest Inner City Tunnel In Greece Is Coming

The extension will include a large tunnel, which will be the largest ... The last section of the route (1 km) will be flat road construction and ... More Information

Elon Musk's Boring Company Just Got the Green Light to Expand Its Las Vegas Tunnel Network

Kirkpatrick was also worried about construction around the airport and wanted to make sure the company had obtained the necessary approvals from ... More Information

NYC's $16 Billion Gateway Tunnel Wins Key Access at Hudson Yards

The construction of New York City's new $16.1 billion rail tunnel took a major step forward Tuesday when the commission overseeing ... More Information

India's First Undersea Twin Tunnels

Twin Tunnel Mumbai: More than two years after 35 men and a giant Chinese Tunnel Boring Machine began cutting though complex geological strata, ... More Information

_TBM “Mireille” completes excavation on Line 16 of Grand Paris Express

The breakthrough by TBM "Mireille" completes the first 5.3 kilometres of the tunnel work connecting Chelles with the municipality of Sevran, resulting ... More Information

Elephant & Castle station tunnelling tender launched

Transport for London has kicked off procurement for the tunnelling works ... and civils construction, and stage two involving the station fit-out. More Information