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Thousandth tunnel ring placed under Hyde Park

The first of eight Crossrail tunnelling machines is currently tunnelling under London’s Hyde Park after completing 1,000 tunnel rings. More Information

China tunnel summit agenda

The agenda has been published for the 7th China Tunnel Summit, scheduled for 7-8th March, 2013 at the Millennium Hotel in Wu’xi. More Information

Sofia airport metro underway

On 21.11.2012 construction started officially on lot 1, part of the 5 km extension of Sofia metro Line 1 from Tsarigradsko Road to the airport, including four stations More Information

Records set at Kishanganga

Records set at Kishanganga

Main contractor HCC is putting its 6.2 m-diameter SELI universal double-shield TBM to good use at Kishanganga hydro in the Himalaya region of Jammu & Kashmir More Information

METRO project results due

The results of the three-year METRO project are to be presented at an international seminar at Rosersberg, Stockholm More Information

Superfast TBM delivery by Terratec

Superfast TBM delivery by Terratec

Seven months from receipt of order, Australian specialist TBM manufacturer Terratec has delivered a 6.61 m-diameter bespoke EPB to contractors building Delhi metro. More Information

Project Director required

Project Director required

iPS, the international recruitment specialist, is seeking a project director for a client in South America. The requirements for the ideal candidate are: More Information

Expotunnel launching in 2013

Expotunnel, making its debut in Bologna, Italy 17-20th October, 2013, will provide a new showcase for the tunnelling industry. More Information

Valnerina excavation completed

On 20.11.2012 excavation was completed on the 3,523 m Valnerina tunnel located in the section from San Carlo in Terni province to the Lazio region border More Information

More breakthroughs on SS77

General contractor Val di Chienti has reported new breakthroughs on SS77, Quadrilatero Marche Umbria project. More Information

Fontanabuona tunnel to proceed

Liguria Region, ANAS and Autostrade per l'Italia have decided to proceed with the executive design of Fontanabuona tunnel, More Information

Delhi metro progress

On 25.10.2012 a TBM was lowered at the Mandi House construction site to start the 700 m tunnel excavation towards ITO metro station, in Phase 3 of the Delhi rail network. More Information

First Copenhagen EPB inaugurated

First Copenhagen EPB inaugurated

On 16.11.2012 the first of four TBMs destined to bore 24 km of new tunnels for Copenhagen metro was inaugurated by JV Salini Costruttori/Maire Tecnimont/SELI. More Information

Australian conference for Brisbane

The 11th Australian Tunnelling conference takes place in Brisbane 4-5th December, 2012 More Information

Beskyd rail tunnel in Ukraine

The State Railway Administration of Ukraine (Ukrzaliznytsia) is preparing to start the construction of the new double-track Beskyd tunnel in the Carpathian Mountains in western Ukraine. More Information

Daylight at Seiro tunnel

Daylight at Seiro tunnel

The top heading of the EUR88.7 million monotube, twin-track Seiro tunnel between Banos de Molgas and Vilar de Barrio municipalities More Information

Free accommodation in Wuxi

Organisers of the 7th China Tunnel Summit are offering free five-star accommodation for earlybird returning attendees More Information

Robbins EPBs at Moscow Metro

Robbins EPBs at Moscow Metro

Some 150 km of new metro lines will be constructed in Moscow by 2020. As part of this effort, contractor Engeocom purchased two 6.6 m-diameter Robbins More Information

ES Rubber at Diabolo

ES Rubber at Diabolo

Wayss u Freytag/Vinci Construction Grand Projets are erecting segments fitted with ES Rubber Tunnel Flex 33 Plus gaskets More Information

Cavotec impresses in Q3/2012

Cavotec’s mining and tunnelling division revenues grew by 28 percent compared with the same period last year, More Information

Metro project finale

The final seminar of the three-year Metro research project takes place in Stockholm, Sweden 10-11th December, 2012 More Information

Cernobbio safety improvement

Work has started on safety improvement in Cernobbio tunnel (2.4 km) on SS 340. The contract includes construction of a new ceiling for ventilation, More Information

El Corno excavation underway

El Corno excavation underway

On 29.10.2012, NATM construction of the 8,570 m-long El Corno tunnel on the Madrid-Galicia high-speed railway got underway from both portals. More Information

Rohtang tunnel update

The 8.8 km-long horseshoe-shaped Rohtang road tunnel is located in the Himachal Pradesh region of India, More Information

Solbakk preliminary work to start

Solbakk preliminary work to start

Brodrene Jormeland is about to start preparation work for the 14 km-long Solbakk tunnel, part of the Ryfast project. More Information

E39 Rogfast plans

E39 Rogfast plans

Detailed plans for the world’s longest subsea tunnel, Rogfast under the fiord of Bokna, have been sent to local communities, and a political decision will probably be taken next spring. More Information

Eight decades for Putzmeister’s Karl Schlecht

Join us in wishing founder Karl Schlecht a happy 80th birthday! More Information

Sergio Matias joins Normet UK

Sergio Matias joins Normet UK

Portuguese civil engineer Sergio Matias has joined the 10-man Normet UK team supporting underground construction and mining projects. More Information

Z-Morh tunnel decision

The Ministry of Road Transport and Highways, Government of India, has decided to construct the 6.5 km-long, two-lane bi-directional Z-Morh tunnel on the Srinagar-Leh More Information

Ahrental access completed

Ahrental access completed

On 11.10.2012, excavation of the 2.4 km-long Ahrental access tunnel was completed as part of the Brenner Base Tunnel. More Information

Bekaert launches new Dramix fibres

The latest Bekaert Dramix 4D and 5D steel fibres are made from ductile wire as used in automotive tyre reinforcement, offering a long useful life after any cracking. More Information

MOSMETROSTROJ and MINRAV JV installs ES Rubber gaskets in Israel

MOSMETROSTROJ and MINRAV JV installs ES Rubber gaskets in Israel

JV Minrav/Mosmetrostroj is undertaking the twin 3.5 km-long tunnels under Canada Park on Section B of the Tel Aviv-Jerusalem, More Information

Excavation starts at Corga de Vela

On 22.10.2012 the JV Vias y Construcciones, Torrescamara y Cia de Obras and Vimac started excavation of the west adits of the Corga de Vela tunnel (1,171 m), More Information

Tenda tunnel project approved

Anas has approved the executive project for the new Tenda tunnel on SS 20 Valle di Roja and Colle di Tenda (CN). More Information

Thames Tideway financing plan

Thames Water has appointed Swiss banking group UBS to raise the EUR5 billion required to fund the Thames Tideway sewer project, More Information

Saverne second tube underway

Saverne second tube underway

On 25.09.2012 excavation commenced on the second tube of the 4 km-long Saverne tunnel on the Baudrecourt-Strasbourg section, 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