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VMT developments

VMT developments

HADES from VMT networks all areas of a construction site above and below ground. Development of the HADES control centre is underway. Read the press release and visit www.vmt-gmbh.de. 36/15. More Information

Sandvik for service

Sandvik for service

Sandvik supports clients with in-depth product and application expertise, rapid response, local presence and worldwide network. Read the August, 2015 edition of Sandvik E-newsletter and visit ... More Information

TBM tunnel enlargement

TBM tunnel enlargement

At the beginning of August Fillie, a 9 m-diameter TBM, started work near Bolton, UK as part of a Network Rail project to electrify the Preston-Bolton-Manchester line, one of north-west ... More Information

Muhlhauser logistics solutions

Muhlhauser logistics solutions

The fourth generation of the Muhlhauser family continues in the company tradition of tailormade logistics solutions for tunnelling and mining, offering railbound and trackless vehicles and machines ... More Information

Robbins TBM in Tirol

Robbins TBM in Tirol

A 6.53 m-diameter, 200 m-long, 600 t Double Shield Robbins TBM named Magliadrun (meaning Glutton) is gearing up for the Gemeinschafts Kraftwerk Inn GmbH (GKI) project in Tirol, Austria. The name was ... More Information

Owning a TBM

Owning a TBM

Cost of ownership of a TBM is a complex subject, whether specifying a machine for a single job or to span a generation of projects. Experience will give the best insight, and a complimentary Robbins ... More Information

Putzmeister success story

Germany-based machine manufacturer Putzmeister has announced a 10 percent increase in business volume for 2014 with sales of EUR691.2 worldwide. Read the press release and visit www.putzmeister.com. ... More Information

Jacon at Waterview, NZ

Jacon at Waterview, NZ

The 2.4 km-long Waterview Connection in Auckland, New Zealand will connect two existing motorways. It is being driven by TBM, supplied around the clock by Jacon MSVs, each carrying a complete 90 t ... More Information

Normet beefs up in A-P

Normet beefs up in A-P

Normet has strengthened both its Australian and Asia-Pacific regional operations with the appointment of Neil Fitzmaurice as managing director and John Gelson as his manager of ground control and ... More Information

Blue Plains holing

In early July, 2015 Herrenknecht TBM Lady Bird completed the 7.24 km-long Blue Plains Tunnel that will be used to help improve the water quality in the Anacostia River in Washington DC, US. Blue ... More Information

EuroTAP 2015 reports

The results of EuroTAP tests overseen by the German Automobile Club, ADAC, together with its partner clubs: ACI in Italy, OEAMTC in Austria, and TCS in Switzerland have been published. The 2015 ... More Information

Jaime Ibarra joins Normet in North America

Jaime Ibarra joins Normet in North America

Jaime Ibarra is the new TBM Technical Manager – Americas in Normet. He’ll lead Normet’s North and Latin American teams into the fast growing market of TBM related construction ... More Information

Robbins at Moscow metro

Robbins at Moscow metro

On 15.07.2015 Robbins EPB Elena completed excavation of the 1,710 m-long left-hand tunnel for the Moscow Metro Second Circle line (Third Interchange Circuit) and arrived in the future 65 m-deep ... More Information

SR99 schedule revision

SR99 schedule revision

Seattle Tunnel Partners has begun installing a new main bearing on the SR 99 TBM with a view to restarting tunnelling next November. Tunnelling will take a year to complete, with the tunnel now ... More Information

Northgate Link TBMs advance

In Seattle, US, TBM Pamela has arrived at Roosevelt Station and TBM Brenda is expected at U District Station in early-Autumn. On 13.07.2015  the Robbins EPBM Pamela arrived at the ... More Information

Midtown tunnel connection

Midtown tunnel connection

On 14.07.2015 the last tunnel element of the new Midtown Tunnel connecting the shorelines of Portsmouth and Norfolk was immersed. The design-build contractor, SKW Constructors (a joint venture of ... More Information

Terratec raise borer for China

Terratec raise borer for China

Terratec has successfully completed the factory testing and delivery of a new TR3000 Raise Boring Machine. The destination of the machine is in the Chinese Province of Yunnan, where the main mineral ... More Information

Patnitop holes out

On 13.07.2015 the National Highway Authority of India (NHAI) achieved an important milestone with the breakthrough of the 9 km-long Patnitop tunnel between Chenani and Nashri in the State of Jammu ... More Information

Bekaert Maccaferri now sponsors tunnelbuilder

Bekaert Maccaferri Underground Solutions, a newly created joint venture, has taken up sponsorship of tunnelbuilder.com to promote their smart reinforcement solutions for underground ... More Information

Riyadh metro start

Riyadh metro start

On 08.07.2015 the TBM Jazlah (diameter 10 m, weight 700 t) started driving the 5.8 km-long tunnel of the 41.2 km Orange Line of the Riyadh Metro. The contractor, ArRiyadh New Mobility Consortium ... More Information

Sandvik at NorthConnex

Sandvik is supplying thirteen roadheaders to the NorthConnex highway tunnel project in Sydney, Australia. Read the press release and visit www.construction.sandvik.com. 28/15. More Information

Robbins in Honolulu

Robbins in Honolulu

As of June, 2015 the Robbins 3.96 m-diameter Main Beam TBM has excavated more than 300 m for the 4.8 km new sewer tunnel in Kaneohe, Honolulu, Hawaii, US. The machine, nicknamed Pohakulani in ... More Information

Pink Line success

Last 11.06.2015 the Delhi Metro Rail Corporation (DMRC) in India completed the 1,565 m-long TBM tunnel at Lajpat Nagar from South Extension, part of the Pink Line or Line 7 from Majlis Park to ... More Information

Mount Kop on schedule

At the end of June, 2015 the drill/blast construction of the 6.5 km-long twin-tube Mount Kop tunnel, between Maden, Bayburt in the northwest in Black Sea Region, and Aşkale, Erzurum, in the ... More Information

Robbins’ Webinar Recording

Robbins’ Webinar Recording

The Robbins Company invites you to watch a recording of their June, 2015 webinar titled "Fast Track Your Mine with Proven TBM Technology" led by Ryan Gratias, Project Engineer at Robbins and Adam ... More Information

Namma Metro progress

The Phase-1 network of Namma Metro in Bangalore, India consists of two corridors: East-West Purple Line, 18.1 km-long; and North-South Green Line, 24.2 km-long. The two corridors intersect at ... More Information

Slovakia’s Visnove underway

Slovakia’s Visnove underway

On 09.06.2015, excavation of the first 100 m (west and east portal) was reported of the 7.5 km-long Visnove twin-tube tunnel that will become the longest in Slovakia. The tunnel is part of the ... More Information

Underground Construction 2016

Conference to be held in Prague, Czech Republic, May 23-25th. Abstract submission deadline: September 30, 2015. Guidelines and on-line abstract submission form are available at ... More Information

World Mining Congress 2016

The 24th edition of the WMC (World Mining Congress) will be held in Rio de Janeiro, Brazil from 18-21st October, 2016. The event will focus on Mining in a World of Innovation and it will bring ... More Information

Helsinki Metro extension

Helsinki Metro extension

The metro in the Helsinki metropolitan area is set to continue from Ruoholahti via Lauttasaari to Espoo. In the first phase, a 14 km-long rail line from Ruoholahti to Matinkyla will be ... More Information

Complimentary Robbins webinar

‘Fast track your mine with proven TBM technology’ is the title of the upcoming 60-minute Robbins webinar on Wednesday 24th June with recorded broadcast the following day More Information

Ceneri base tunnel late

AlpTransit Gotthard has decided not to try to recover the 12 months lost during a legal dispute about the contracts awarded for the Ceneri Base Tunnel railway system More Information

WTC2016 abstracts

WTC 2016 will take place on April 22-28, 2016 in San Francisco, US. Deadline for abstract submission: 30.06.2015 More Information

Lyon-Turin investment

On 12.06.2015 Hubert Du Mesnil and Mario Virano, respectively President and General Manager of Telt (Euralpin Tunnel Lyon Turin), at the meeting "Preparing the future economic exchanges” held ... More Information

M4 East tunnels design

The Australian and NSW Governments have announced the preferred design for the M4 East tunnels to run under Parramatta Road More Information

Qatar breakthrough

On 11.06.2015 Qatar Railways Company (Qatar Rail) announced the breakthrough of its TBM Al Mayeda at Msheireb station after having driven 1.6 km of tunnel 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