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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

ISTSS call for paper is open - Submit prior to May 5th

The Call for Papers for the 8th International Symposium on Tunnel Safety and Security (ISTSS 2018) is open. The symposium will be held at the Textile ... More Information

RETC early registration

RETC early registration

Early registration ends May 7 for the Rapid Excavation and Tunneling Conference (RETC), June 4 – 7, 2017 in San Diego. RETC 2017 is heating up in San Diego, California with tunneling ... More Information

Robbins TBM Takes on Eighth Bore for Galerie des Janots Project

Robbins TBM Takes on Eighth Bore for Galerie des Janots Project

A Robbins TBM, recently christened “Augustine”, is being commissioned to undertake its eighth bore after being launched by contractor Eiffage Civil Engineering on March 3. The TBM, ... More Information

Normet to form a joint venture in China

Normet to form a joint venture in China

Normet Group and JCHX Mining Management Co Ltd have signed an agreement to form a joint venture to manufacture and sell underground mining equipment in the Chinese market. The joint venture will ... More Information

The Kuala Lumpur-Singapore HSR

The Kuala Lumpur-Singapore HSR

The Kuala Lumpur-Singapore High Speed Rail (HSR) is a strategic project between the Governments of Malaysia and Singapore that aims to facilitate seamless travel between the two capital cities. The ... More Information

Tunnelling News

New game-changing tunnel boring, reef cutting 'meeting and beating' all expectations

UG2 reef at Bokoni is the target of the twin mobile tunnel boring and narrow reef cutter. Tunnelling will be done with the mobile tunnel borer for ... More Information

Mota-Engil CEO confirms winning bid for Santos-Guaruja tunnel

The company's subsidiary, Mota-Engil, has won the tender for the construction and operation of Brazil's first underwater tunnel, connecting the ... More Information

Metro Vancouver Utility Nearing Finish of $288M Annacis Water Tunnel

“Resilience is at the heart of this project,” said Nedim Alca, COWI's North America market director. “What makes this milestone so significant is not ... More Information

Fehmarnbelt: Danish tunnel portal nears completion

The work on the entrance to the Fehmarnbelt tunnel at Rødbyhavn on Lolland is almost complete. photo courtesy of The Fehmarnbelt Project. More Information

Final decision on airport tunnel 'now or never'

Alderman Jim Stevenson and City administrators are making a dramatic last push for the airport tunnel before construction on the new north/south ... More Information

Athens Metro Line 4 works to finish by 2029

The construction of Athens Metro Line 4 is progressing steadily, with the entire project ... Tunnel mistakenly excavated in Athens metro project. More Information

First trains on track to run through Metro Tunnel within three months

Melbourne's $15.5 billion Metro Tunnel could be switched on in as little as three months as construction wraps up at two CBD stations and trains ... More Information

Petersburg crews to begin tunnel project in response to ongoing flooding, damage - WRIC

As ongoing water issues have caused significant damage to infrastructure around Petersburg, the Old Towne neighborhood ... More Information

Intelligent optimization framework for tunnel construction

Tunnel construction forms the foundation of railway development and is essential for ensuring route continuity and operational efficiency. However, ... More Information

São Paulo positions TBM for next phase of Line 2-Green

A major milestone was reached on Monday (1 September) with the lowering of the cutter head of the tunnel boring machine (TBM) Cora Coralina... More Information

The 700-ton machine that'll dig NYC's Second Avenue subway extension

NYC has a new tunnel boring machine in its toolbox for the expansion of the line under 2nd ave. If you've never seen some BIG earth moving machines, ... More Information

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information

US Northeast Rail Corridor Gets a Major Makeover with Tunnel and Bridge Replacements

This project is designed to replace tunnels severely damaged by Superstorm Sandy, ensuring smoother and more reliable service for Amtrak, NJ Transit, ... More Information

DPWH, JICA celebrate breakthrough of Southbound Tunnel in Davao Bypass

The event marked the successful connection of the tunnel's north and south ends. The ... More Information

Jacobs joins Ramboll on Marselis road tunnel project in Denmark

Danish Road Directorate senior project manager Michael Schmidt Vosgerau said: “It is a complex task to build a tunnel on one of the busiest access ... More Information

Planning continues for Midway Tunnel, Safe Streets for All projects

The Midway Tunnel project is a $13.4 million plan ... construction of a new overpass bridge and pedestrian and bicycle walkway above the tunnel. More Information

Four million tons of clay moved in HS2 excavation

Construction on HS2's second-longest tunnel started in October 2022. The rotating cutters cut away clay and other material at a rate of about 50ft ... More Information

Jacobs Has Design-CM Role on $640M Denmark Tunnel, With Ramboll as Key Consultant

Set to begin construction in 2028, Marselis Tunnel project is core component of the country's 10-year Infrastructure Plan 2035. By Emell D. Adolphus. More Information

Elon Musk's $760,000,000 plan to build underground tunnels beneath Houston, Texas

Elon Musk's next big construction plan from The Boring Company could build $760000 worth of tunnels beneath Houston to help with flooding... More Information

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