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

Fugro seminars – Project Risk Management

Fugro seminars – Project Risk Management

FUGRO SEMINARS EXAMINE ROLE OF SITE CHARACTERISATION IN PROJECT RISK MANAGEMENT    A lack of timely, comprehensive site data is often cited as a factor in unplanned design changes, ... More Information

Malaysia to host WTC 2020

Malaysia to host WTC 2020

The announcement was made  at the closing ceremony in Bergen, Norway that Maylasia had would be the country to host the World Tunnel Congress in 2020! Well done Malaysia! ... More Information

Bane NOR  Arna-Bergen – tunnel update

Bane NOR  Arna-Bergen – tunnel update

Bane NOR is constructing a double track line between Arna and the centre of Bergen. The biggest part of the section passes through a tunnel under Mount Ulriken where Bane NOR now is constructing a ... More Information

Normet launches a new generation of equipment at WTC2017

Normet launches a new generation of equipment at WTC2017

The new offering from Normet improves the mechanization and automation of the most demanding underground work phases and sets the new standard for sprayed concrete, charging and lifting & ... More Information

WTC 2017 opening ceremony – a great success so far!

WTC 2017 opening ceremony – a great success so far!

The World Tunnel Congress 2017 in Bergen, Norway opened yesterday its theme ‘Underground Solutions for Surface Problems’ . The event began with an opening address by H.K.H. Crown ... More Information

Robbins refresh with new website

Robbins refresh with new website

Robbins is committed to bringing thought-provoking and in-depth information to the industry—a credo that their new website certainly fulfils.  Robbins is excited to bring you their ... More Information

TUCA  courses available

TUCA  courses available

If you are looking to improve your tunnelling qualifications the Tunnelling and Underground Construction Academy (TUCA) can help. The courses currently available are tunnel entry and emergency ... More Information

WTC2017 – Visit Palmieri at Booth T19

WTC2017 – Visit Palmieri at Booth T19

If you are attending WTC 2017 in Bergen, Norway you should visit Palmieri at booth T19. Palmieri is a leader in the mechanized tunnelling business, as well as a worldwide recognised leader in ... More Information

Toronto Eglinton Crosstown Project

Toronto Eglinton Crosstown Project

The Crosstown project, owned by Metrolinx and operated by the Toronto Transit Commission (TTC), is a light rail transit (LRT) line that will run across Eglinton Avenue between Mount Dennis (Weston ... More Information

NAT2018 - call for papers

The 2018 North American Tunneling (NAT) conference organizing committee has issued a call for papers which are due in by June 30th  2017. NAT 2018 will be taking place in Washington, D.C. from ... More Information

Moscow Metro update

Moscow Metro update

Moscow has built almost 21 km of metro tunnels since early 2016. Eight of 29 TBMs are currently tunnelling their way through the Moscow’s underground. Six of them, diameter 6 m, are ... More Information

First section of the Moscow TIC to open soon

Construction of the first section of the Moscow Metro Second Circle line (or Third Interchange Circuit - TIC,  61 km with 30 stations) from the station Business Center to the  Petrovsky ... More Information

Formkret - Putzmeister’s innovative formwork filling system

Formkret - Putzmeister’s innovative formwork filling system

Putzmeister will launch internationally their automated formwork filling system, Formkret at the World Tunnel Congress which will be taking place from June 9th to the 15th  in Bergen, Norway. ... More Information

TBM Angeli-Construction milestone for Regional Connector Transit Project

TBM Angeli-Construction milestone for Regional Connector Transit Project

The TBM Angeli, boring twin tunnels for the Regional Connector Transit Project, broke through at Grand Avenue Arts/Bunker Hill Station at 2nd Place and Hope Street in Downtown Los Angeles on June ... More Information

Breakthrough of the Vadlaheidi tunnel in North Iceland

Breakthrough of the Vadlaheidi tunnel in North Iceland

On 28.04.2017 the joint venture Osafl Sf Marti Contractors (50%) and IAV (50%) from Reykjavik (Iceland), completed the driving operations on the Vadlaheidi road toll tunnel in Iceland. They blasted ... More Information

TERRATEC EPBMs get into gear on Istanbul’s new DudulluBostancı Metro Line

TERRATEC EPBMs get into gear on Istanbul’s new DudulluBostancı Metro Line

 Senbay Madencilik - Kolin - Kalyon Joint venture has made good early progress on the Dudullu - Bostancı Metro Line, in Turkey, with TBM tunnel drives now fully underway .   Two TERRATEC ... More Information

Drilling & tunnelbuilding equipment up for auction

Drilling & tunnelbuilding equipment up for auction

Companies that are looking to buy heavy machinery for their current and next jobs may be able to secure a good deal at Ritchie Bros. upcoming auction in Ocaña (Central Spain). The auction - held on June 7 & 8 - features more than 2,000 pieces of equipment, trucks and other items. More Information

TELT Project update

TELT Project update

On 22.05.2017 the first stage of the “TELT at Work” roadshow was held in Turin. TELT is a project that covers the  cross-border works for the Lyon-Turin railway line. The TELT ... More Information

A dynamic time for VMT in the Asia-Pacific regions

A dynamic time for VMT in the Asia-Pacific regions

VMT are pleased to announce that the past year has been something of a good one for their tunnel guidance systems as well as for all other product solutions of the VMT portfolio – with the ... More Information

Tehran-North Freeway Project

Tehran-North Freeway Project

At the end of April 2017 the construction of the section 1 of the Tehran-Shomal Freeway (or Tehran-North Freeway) project, connecting Tehran to the city of Chalus at the Caspian Sea in the northern ... More Information

Robbins celebrates tough tunnels for clean energy

Robbins celebrates tough tunnels for clean energy

In April 2017, a ceremony was held to celebrate the commissioning of the Dariali Hydropower Project in the Republic of Georgia. Many attended the ceremony marking the first carbon-neutral ... More Information

Los Angeles Purple Line updates

On the 25.04.2017 the Los Angeles Metro held a pre-proposal conference for the Section 3 tunnel contract. They are using an innovative approach by delivering the stations and tunnels separately for ... More Information

Normet wins large order

Normet, the innovative underground technology company, has won several new orders from Hindustan Zinc, India’s only and the world leading producer of Zinc-Lead-Silver.  Hindustan ... More Information

The Fifteen Billion Pound Railway

The Fifteen Billion Pound Railway

BBC TWO’s (UK) The Fifteen Billion Pound Railway returns for a second series on 22 May at 9pm GMT to follow the construction of the Elizabeth line under London. Crossrail provided exclusive ... More Information

IWMA Conference Webpage online now!

IWMA Conference Webpage online now!

The conference webpage for the 17th International Water Mist Conference (IWMC) is now active and online! The event will take place on 25th and 26th October 2017 in Rome, Italy. The conference ... More Information

Downtown Bellevue tunnelling update

Downtown Bellevue tunnelling update

Excavation of the downtown Bellevue light rail tunnel began in February 2017 and construction crews have been working 24 hours a day, 7 days a week on tunnel construction ever since. Sound Transit ... More Information

tunnelbuilder - gives global reach for even the smallest of tunnelling companies

tunnelbuilder -  gives global reach for even the smallest of tunnelling companies

tunnelbuilder opens the doors to all tunnelling companies, putting their products in front of thousands of qualified readers. All advertisers, large and small, have one thing in common – the ... More Information

CREG Gripper TBMs First Breakthrough in Lebanon

CREG Gripper TBMs First Breakthrough in Lebanon

On 5th  May 2017, CREG’s 3.5m diameter gripper TBM LEA made its first breakthrough of its Tunnel Drive 3 as part of the Greater Beirut Water Supply Project. A celebration was held in ... More Information

Tunnelbuilder welcomes SWEDFAN

Tunnelbuilder welcomes SWEDFAN

Tunnelbuilder welcomes SWEDFAN as a new advertiser .SWEDFAN undertake the design, calculations, manufacturing and supply of complete underground ventilation systems with heavy-duty high pressure ... More Information

Robbins Special Edition Newsletter

Robbins Special Edition Newsletter

Check out Robbins Special Edition Newsletter from The Robbins Company so you can catch up on all that they have been doing lately ! For all the latest information please click on this link ... More Information

Tunneljobs needs you!

Tunneljobs needs you!

Tunneljobs is recruiting for a major tunnelling contract in the United Kingdom. So if you are looking for work currently or within the next 2 months please either send your current resume to the ... More Information

California High-Speed Rail at RETC

California High-Speed Rail at RETC

California High-Speed Rail will make a stop at the Rapid Excavation and Tunneling Conference (RETC) in San Diego, California, June 4 – 7. Featuring 100 technical sessions, short courses and ... More Information

Terratec - Extreme articulation for Bangkok flood prevention

Terratec - Extreme articulation for Bangkok flood prevention

TERRATEC Tight Radius Shields (TRS) facilitate a challenging curved alignment on a major new drainage tunnel project for the Bangkok Metropolitan Administration (BMA) .   In April 2017, ... More Information

Athens’ Line 3 Extension from Haidari to Piraeus

Athens’ Line 3 Extension from Haidari to Piraeus

On 22.03.2017 a TBM broke through at Maniatika Station on the Athens Line 3 extension to Piraeus.  By the end of March 67% of the tunnel had been completed  which equates to 50% of the ... More Information

Hopper of Almohades

Hopper of Almohades

Preparation work for a hopper for Almohades in Casablancabegan at the beginning of 2017 has now finished. This will allow for tunnelling works to start shortly. In July 2016 the turkish company ... More Information

Thessaloniki Metro - Completed

On 05.04.17 the TBM Aktor broke through at Analipsi station after opening the second of the twin 7.8km main shafts which are part of of the Thessaloniki Metropolitan Railway. The breakthrough ... 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