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

TBM Martina turnaround at Sparvo

TBM Martina turnaround at Sparvo

The first two phases of turning the 3,000 t TBM Martina through 180 degrees have been completed at the Sparvo tunnel on the A1 motorway Variante di Valico, Italy. More Information

SCL inspector urgently required

International employment specialist iPS is seeking a London-based SCL inspector with five years experience. More Information

Contractor Shapir with Pizzarotti using ES Rubber in Jerusalem

Contractor Shapir with Pizzarotti using ES Rubber in Jerusalem

Contractor Shapir, in JV with Pizzarotti, is driving twin 9.7 m-diameter tunnels, each 11.5 km-long, for the Tel Aviv-Jerusalem high-speed railway. More Information

New features for Sandvik iSURE

Sandvik iSURE software is a tool for for optimizing the tunnel excavation process. It uses the most critical point of the round, the end where the blasting initiates More Information

Robbins OFTA success in Mexico

Onsite First Time Assembly is making great savings in both time and money at sites around the world. More Information

New charger from Normet

New charger from Normet

Normet has introduced its new charging equipment concept, the Charmec MF 605 D. The machine can carry enough ANFO to charge most tunnel faces, More Information

Amsterdam metro nearly complete

The North/South metro line in Amsterdam is 9.7 km-long, with 7.1 km underground, of which 3.1 km is in twin bored tunnels. More Information

Groundbreaking ceremony in Turkey

Groundbreaking ceremony in Turkey

On 13.05.2012 the groundbreaking ceremony took place for the 14.7 km-long Ovit tunnel linking İkizdere, Rize province with Ispir, Erzurum province in Turkey. Contract duration is 4.5 years. More Information

Ten years of tunnelbuilder.es

Launched in 2002, and edited by tunnelling professionals in Madrid, www.tunnelbuilder.es has been spectacularly successful as the prime news source for Spanish-speaking readers. More Information

Robbins at Jollyville

Robbins at Jollyville

In Jollyville, Austin, TX a trio of TBMs is excavating 10.5 km of new water mains. Amongst them is a Robbins 3.25 m-diameter main beam machine More Information

Final METRO seminar for Stockholm

The final results of METRO, a joint safety in infrastructure project, will be presented at a seminar on 10-11th December, 2012 at Rosersberg, Stockholm, More Information

News from Seattle

The central waterfront section of the SR 99 Alaskan Way Viaduct in Seattle is being replaced with a 2.7 km-long bored tunnel More Information

Eppenberg tunnel to go ahead

In 2008 the Swiss Parliament approved the allocation of EUR4.46 billion (CHF5.4 billion) for the SIF programme for improvement of more than 100 projects. More Information

NFM on the move

NFM on the move

NFM Technologies has moved its main office to Immeuble Lugdunum, 5 place Jules Ferry, BP 69456, Lyon Cedex 06, France. More Information

Follow Crossrail TBM progress

Crossrail is showing the daily progress of its two TBMs on the Londonist interactive map. More Information

Everything ready for Geofluid

Everything ready for Geofluid

Geofluid, the biannual international show specializing in subsoil fluid prospecting extraction and transport, geological and geophysical drilling, deep foundations, More Information

SS77 Cupigliolo north tube completed

SS77 Cupigliolo north tube completed

On 20.09.2012 breakthrough was achieved on the 2,182 m north tube of the SS77 Cupigliolo tunnel in Foligno municipality on Marche-Umbria quadrilateral in Italy. More Information

MRS European appointment

MRS European appointment

Mine Radio Systems has appointed Hannah Naylor as operations manager for Europe, working from the UK office. More Information

Mont Blanc half-century

Mont Blanc half-century

The 50th anniversary of the inauguration of the Mont Blanc tunnel was celebrated on 15.09.2012. More Information

Breakthrough in Cavallo tunnel

Breakthrough in Cavallo tunnel

Consortium SA.MA.C (ICS Salini-Matarrese-Carena) has announced breakthrough of the 625 m-long south tube of Cavallo tunnel on the A14 motorway, Senigallia-Ancona Nord section. More Information

Tunnel visions and distortions

Professor Arnold Dix will deliver a technical session in association with the ATS Tunnelling Short Course on 25.09.2012 from 6.00 pm -7.00 pm More Information

Ho Chi Minh City metro start

On 28.08.2012 the Ho Chi Minh City authorities began the construction of Ben Thanh-Suoi Tien metro Line 1. Some 2.6 km of the 19.7 km line will be underground, along with three of the 14 stations, More Information

Singapore Thomson Line

Singapore Thomson Line

Land Transport Authority (LTA), Singapore Land Authority (SLA) and Urban Redevelopment Authority (URA) have published details of the alignment and station locations More Information

Costruzioni Elettrotecniche Cear new web site

Costruzioni Elettrotecniche Cear new web site

Italian company Costruzioni Elettrotecniche Cear has launched a new website that is modern, quick and easy to consult. More Information

Online Seminar for Bentley’s ProjectWise

The Bentley online seminar about ProjectWise, a software for helping utility companies in the Management of technical information, More Information

Innotrans 2012 for Berlin

The international trade fair for Transport Technology, Innovative Components, Vehicles, Systems will held at Berlin Messe on 18-21st September, 2012. More Information

Convertible EPB penetrates Vosges mountains

Excavation for the first 4 km-long tube of the Saverne TGV tunnel through the Vosges mountains has been accomplished More Information

Robbins EPBs ready for Singapore DTL

Robbins EPBs ready for Singapore DTL

In one of many deep shaft sites throughout Singapore, the first of six 6.65 m-diameter Robbins EPBs is ramping up for the Downtown Line construction project. More Information

CBE launches new website

CBE launches new website

CBE Group has invested in a total makeover of its website www.cbe-tunnels.com, with up-to-date news, features, company moves and contacts. More Information

Batching plant operators sought

Batching plant operators sought

International recruiters iPS are looking for experienced concrete batching plant operators for 18-month contracts commencing mid-September, 2012. More Information

Terratec TBM ready in Bangkok

Tasmanian manufacturer Terratec has announced that its 6.44 m-diameter EPB is ready to launch on a 5.1 km drive beneath Chinatown and Chao Phraya river at the Bangkok Metro Blue Line More Information

Gjerstad improves face productivity

Gjerstad is a leading manufacturer specializing in tunnelling and mining equipment. More Information

Mecca rail project starting 2013

The Saudi government has approved EUR13.15bn of spending to overhaul the transport network of Mecca (or Makkah). More Information

New MD for Normet Scandinavia

New MD for Normet Scandinavia

Norwegian Ola Waldmo, the international expert on rock support, grouting and sprayed concrete, has been appointed managing director at Normet Scandinavia AB in Ludvika, Sweden More Information

CIFA at Liefkenshoek rail link

CIFA at Liefkenshoek rail link

Liefkenshoek rail link is a 16.2 km-long twin-track railway project under construction in Antwerp, Belgium. More Information

Fire protection and safety in tunnels

Fire protection and safety in tunnels

Prominent tunnelling experts will convene in Munich to discuss case studies and trends in fire protection and safety on 12-13 September, 2012. More Information

Tunnelling News

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

Tunnel Boring Machine Emily Passes Key Factory Test for DC Water Potomac River Tunnel Project

Tunnel boring machine (TBM), Emily. This test confirms that Emily is ready to begin excavating the southern leg of the Potomac River Tunnel — a ... More Information

Sydney Metro West achieves world-first in tunnelling technology

Sydney Metro West has achieved a world-first in tunnel construction with a Lining Erector Machine (LEM) successfully being used to line the mined ... More Information

Gateway construction continues despite Trump's claim of termination

Tutor Perini, the general contractor on the Manhattan Tunnel Project, confirmed construction activity is currently continuing as planned... More Information

Tunnelling complete for Annacis water supply project

Metro Vancouver has completed the tunnelling phase of the $450 million Annacis Water Supply Tunnel, which will complete in 2028... More Information

Santa Clara VTA confirms single tunnel plan for BART extension

With VTA now owning the tunnel boring machine, the agency assumes full responsibility for its performance, agency officials said. To manage the risk, ... More Information

Chennai: Tunnel Boring Machine Vaigai achieves breakthrough at Mandaveli Metro Station

CHENNAI: The Chennai Metro Rail Limited (CMRL) on Saturday achieved a major milestone in Phase II tunnelling works, as Tunnel Boring Machine (TBM) ... More Information

Trump 'terminates' $16 billion Hudson River tunnel project linking N.J. and N.Y.C.

President Trump said funding for the $16 billion Gateway Tunnel project is "terminated" at a press conference. New Jersey officials said they will ... More Information

$676 million underwater tunnel for India

The project is expected to cost around $676 million, with a Detailed Project Report (DPR) having now been completed. India's road transport network is ... More Information

€1.4 billion Belgian tunnel project approved

The first phase of the €1.4 billion project for Belgium’s new Limburg Noord-Zuid link has been approved. Construction should commence in 2027 on the project, which will form a section of ... More Information

Tunnel boring machine S-639B achieves breakthrough under Kanpur Metro Phase I Project

The package KNPCC-06 involves design and construction of a tunnel through TBM, cut and cover tunnel, underground ramp from Kanpur Central end of ... More Information

Lawmakers propose construction of undersea tunnel to link Luzon and Visayas

Several lawmakers from the Visayas region are proposing the construction of an underground tunnel that will serve as a permanent land connection ... More Information

Oman-UAE rail project hits major milestone with start of tunnel excavation

Tunnel excavation has begun in Oman's Al Hajar Mountains, marking a major milestone for the cross-border Oman-UAE Railway... More Information

Engineering the depths: innovative tunnelling for hydropower projects

Major schemes in Austria, China, and Germany are applying advanced underground construction techniques for hydropower projects. More Information

New tunnel, new standard: Silvertown project showcases innovation in surface protection

Originally approved in 2018, construction of the tunnel began in March 2021. In September 2023, following the completion of tunnelling works, ... More Information

Metro Manila Subway Project: DOTr launches third tunnel boring machine

Dubai: The Department of Transportation (DOTr) has launched a third tunnel boring machine (TBM) for the Metro Manila Subway Project (MMSP), ... More Information

Skanska JV wraps up $450M Baltimore tunnel nearly 2 years early

A joint venture has reached substantial completion on the $450 million Howard Street Tunnel Project in Baltimore nearly two years ahead of the original completion date, according to a ... More Information

Work continues on NYC megaprojects, despite $18B federal funding pause

Contractors on two of New York City’s largest infrastructure projects will keep digging, but they might glance over their shoulders toward Washington... More Information

HS2 Chipping Warden tunnel project moves step forward

HS2 Ltd An aerial view of the HS2 tunnel construction at Chipping Warden. A road HS2 Ltd. The 1.55 mile (2.5km) Chipping Warden tunnel will be ... More Information