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24th Annual Microtunneling Short Course

24th Annual Microtunneling Short Course

Since its inception in 1994, the annual Microtunneling Short Course has been the premier event devoted to advancing the industry. Much like the microtunneling market itself, the Microtunneling ... More Information

Melbourne Metro update

The Metro Tunnel will transform public transport above and below ground, including Melbourne's tram network. During the construction of Domain station, trams will continue to run along St Kilda ... More Information

17th International Water Mist Conference announced

17th International Water Mist Conference announced

Ragnar Wighus  president of the IWMA announced today that the 17th International Water Mist Conference will take place in Rome, Italy  on the 20th and 21st September 2017. A venue has ... More Information

Press release - Bangalore fanfare marks final breakthrough for Robbins EPB

Press release - Bangalore fanfare marks final breakthrough for Robbins EPB

On September 23, 2016, Bangalore’s last TBM for the city’s metro rail project broke through, marking the end of TBM tunneling on the Namma Metro phase 1.  The Robbins-operated ... More Information

Datwyler projects

Datwyler projects

Datwyler, during the third  quarter of 2016, has been involved in several projects in Argentina, Equador,  India, Russia, USA and the United Kingdom. To read more about these projects ... More Information

TERRATEC stays ahead of the curve in Bangkok

TERRATEC stays ahead of the curve in Bangkok

On 26th September 2016, TERRATEC celebrated the successful Factory Acceptance Test of a new 3.20m diameter Earth Pressure Balance Tunnel Boring Machine (EPBM) destined for the Phra Khanong Cable ... More Information

Hong Kong-Zhuhai-Macao bridge and tunnel update

Hong Kong-Zhuhai-Macao bridge and tunnel update

A 38km bridge in the South China Sea will form a fixed crossing over the Pearl River Estuary between Zhuhai and Macau on the western side and Hong Kong on the eastern side. The Y-shaped bridge ... More Information

Eurasia Tunnel opens in December

The $1.25 billion Eurasia Tunnel, which is 14.6 km long with 3.4 km under the sea, connecting the European and Asian sides, will open to the public on 20.12.2016. Turkish President Erdogan had a ... More Information

Datwyler appoints new CEO

Datwyler appoints new CEO

The Board of Directors of Datwyler Holding Inc. has appointed Torsten Maschke to the new CEO of the Sealing Solutions division and made him a member of the Executive Management. The 47-year-old ... More Information

Organizational Changes in anticipation of iPS’ 2020 growth initiative.

Organizational Changes in anticipation of iPS’ 2020 growth initiative.

iPS announces the appointment of Hans van Burk as Director Sales and Marketing. Hans (43) has extensive sales experience within the energy and maritime industry, recently as Commercial Director of ... More Information

Indianapolis - DigIndy wastewater project

Indianapolis - DigIndy wastewater project

On Tuesday, September 6, 2016, one of the longest-running Robbins TBMs embarked on its most extensive project yet.  The 6.2 m (20.2 ft) Main Beam machine, owned by the Shea-Kiewit (S-K) JV, ... More Information

Mühlhäuser makes strategic partnership with SMT Scharf

Mühlhäuser makes strategic partnership with SMT Scharf

Mühlhauser GmbH from Freienbach entered into an agreement with SMT Scharf GmbH. Core of the strategic partnership is the exclusive sale of a jointly developed logistics solution for ... More Information

TERRATEC delivers another Microtunnelling System for Thailand

TERRATEC delivers another Microtunnelling System for Thailand

On 26th August 2016, TERRATEC successfully completed the Factory Acceptance Tests of a new Microtunnelling System in its assembly plant in Guangzhou, China. The testing was attended by ... More Information

Tunnelbuilder welcomes Trimble

Tunnelbuilder welcomes Trimble

Tunnelbuilder welcomes Trimble as an animated banner advertiser.  Positioning-centric information is changing the way people, businesses and governments work throughout the world. By ... More Information

3rd Urban, Underground Space and Tunneling Conference

The 3rd Annual Urban, Underground Space and Tunneling large scale conference is designed to meet all building industry practitioners' demands to secure and guarantee their investments. The three day ... More Information

Press release – Sandvik 9,000th unit rolled out

The Sandvik Turku plant in Finland, which produces underground mining loaders and trucks, rolled out its 9,000th machine, the Sandvik TH663 dump truck on Friday, September 16. This specific machine ... More Information

Geofluid 2016

Geofluid 2016

The 21st edition of the International Exhibition & Conference on Technology and Equipment for Prospecting, Extracting and Conveying Underground Fluids will be held at the Piacenza Expo, ... More Information

International Water Mist Conference

International Water Mist Conference

At this years conference in Vienna, Austria there were over 100 attendees from as far afield as Australia, Japan and the United States. Also at the conference Luciano Nigro  a member of the ... More Information

Book now for the ITA Tunnelling Awards 2016

It is time to book for the conference and banquet.  Take part in this exceptional event. Learn  more about the outstanding projects and initiatives participate in a special confrence. ... More Information

Innovations in Tunnel Construction Methods

Current innovations in tunnel construction methods have become an important aspect of the tunneling industry to explore in recent times. With the American Society of Civil Engineers giving the ... More Information

ES rubber Gaskets for the Tel Aviv Metro - Red Line

ES rubber Gaskets for the Tel Aviv Metro - Red Line

We are proud to be a part of the new Tel Aviv Metro project - Red Line Western Section, supplying our Rubber Gaskets to the China Railway Tunnel Group. Designed and constructed by NTA ... More Information

Tunnelbuilder team at Expotunnel

Tunnelbuilder team at Expotunnel

The tunnelbuilder team will be attending Expotunnel in Bologna, Italy, from the 19th until the 21st of October as a media partner.  We will have a full complement of staff on hand so if you ... More Information

TBM Daisy the Driller officially launched

TBM Daisy the Driller officially launched

On the 6th of September the Scottish Cabinet Secretary, Roseanna Cunningham, officially launched the tunnelling phase of the Shieldhall Tunnel in Glasgow by naming the TBM, Daisy the driller. The ... More Information

Robbins Crossover XRE TBM gets ready to drill for Albanian hydropower

Robbins Crossover XRE TBM gets ready to drill for Albanian hydropower

Hydropower will be Albania’s first source of electricity but only 30 - 35 % of the country's hydropower potential has been developed so far. The Devoll Hydropower Project consisting of two ... More Information

Postponed - bid for bi-national Agua Negra tunnel

On 30.08.2016 EBITAN (Ente Binacional Túnel de Agua Negra) formed the commission to oversee the prequalification of companies interested in the construction of the Agua Negra tunnel. The 13km ... More Information

Tunneling for Northgate Link completed

Tunneling for Northgate Link completed

On the 02.09.2016 Sound Transit contractors, the joint venture JCM Northlink LLC, composed of Jay Dee Contractors, Frank Coluccio Construction Company, and Michels Corporation, have completed ... More Information

NTA- Tel Aviv Mass Transit Tender

Tender No. 127/2016 -  For the Provision of Instrumentation Installation and Monitoring Services for the Tel Aviv MetropolitanMass Transit System - The Turkish Alignment 1. N.T.A - ... More Information

Book now for the ITA Tunnelling Awards 2016:

Book now for the ITA Tunnelling Awards 2016:

On November 10th and 11th 2016, the International Tunnelling and Underground Space Association is organizing the second edition of its ITA Tunnelling Awards, an international competition seeking to ... More Information

Melbourne Metro Graduate Program

Melbourne Metro Graduate Program

The Melbourne Metro Rail Authority (MMRA) and Level Crossing Removal Authority (LXRA) Graduate Program provides recent graduates the opportunity to work with world-class industry experts on two of ... More Information

Mexico’s Crossover TBM makes its Mark for Robbins

Mexico’s Crossover TBM makes its Mark for Robbins

On March 29, 2016, North America’s first Crossover TBM broke new ground in Mexico City.  The 8.7 m (28.5 ft) diameter Robbins XRE—a cross between a rock TBM and an EPB—emerged ... More Information

Fehmarnbelt link

The updated application for planning permission for the Fehmarnbelt tunnel in Germany was submitted for public consultation in Germany between the 12th  July and 26th  August 2016 by ... More Information

Lake Thistle Emergency Drainage Project - Webinar

UCA Young Members invite you to join them for the webinar: Wednesday, August 31, 2016, 10:00 am MT. Speaker: Randall Essex, P.E., Executive V.P. Mott MacDonald  UCA webinars are funded by ... More Information

Eglinton Crosstown LRT East Tunnels Completed

On 17.08.2016 the Eglinton Crosstown LRT, Toronto’s new 19-km light rail transit (LRT) line project that will run along Eglinton Avenue with a central 10 km underground section, reached ... More Information

Best Practice Guide on SCL Exclusion Zone Management

Best Practice Guide on SCL Exclusion Zone Management

The British Tunnelling Society (BTS) has made available for download the recently published best practice guide on Sprayed Concrete Lining (SCL) Exclusion Zone Management, which brings together a ... More Information

VMT – North West Sydney Metro

 VMT  – North West Sydney Metro

With an ever-increasing population the northwest district of Sydney is currently believed to be the region with the highest car ownership density per household in Australia. It is expected that over ... More Information

Red Line Light Rail in Tel Aviv

The Red Line in Tel Aviv is part of the Gush Dan Light Rail. The Gush Dan is a metropolitan area including areas from both the Tel Aviv and the Central Districts of Israel. The Red Line light rail ... 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