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Madrid: Biggest Tunnelling Worksite in the World

Madrid: Biggest Tunnelling Worksite in the WorldMadrid's regional autonomous government, through its transport infrastructure department MINTRA, is implementing during the 2003-2007 term the ... More Information

Tunnelling to Begin on DLR Extension to Woolwich Arsenal in London

Tunnelling to Begin on DLR Extension to Woolwich Arsenal in London The Docklands Light Railway's extension to Woolwich Arsenal will run from the existing King George V station, going ... More Information

Reaching Los Teques in 13 Minutes

Reaching Los Teques in 13 Minutes Metro Los Teques, which will link El Tambor to Las Adjuntas on Line 2 of the Caracas metro, is a new 9.5 km rail line, whereof 6.2 km in tunnel, with ... More Information

Book on "Fire Protection in Vehicles and Tunnels for Public Transport"

Book on "Fire Protection in Vehicles and Tunnels for Public Transport"Fire Protection in Vehicles and Tunnels for Public Transport is the title of a bilingual German/English book that presents ... More Information

Tunnelling of Lausanne Metro Nears End

Tunnelling of Lausanne Metro Nears EndLine M2 of the Lausanne metro in Switzerland, between Ouchy and Croisettes, consists in building a new section between Flon and Croisettes and upgrading ... More Information

Lausanne Puts the Final Touches to Garbage Tunnel

Lausanne Puts the Final Touches to Garbage TunnelAnother major project in Lausanne is TRIDEL, which stands for Traitement et Incinération des Déchets de Lausanne (treatment and incineration of the ... More Information

Rowa Tunnelling Logistics Back-up for Niagara Falls Tunnel

Rowa Tunnelling Logistics Back-up for Niagara Falls TunnelA 10,421 m-long tunnel underneath the City of Niagara Falls will feed more water to the existing Sir Adam Beck hydroelectric plant in ... More Information

Italy Inaugurates Lecco-Ballabio Road Link SS 36 Dir

Italy Inaugurates Lecco-Ballabio Road Link SS 36 DirThe new road link Lecco-Ballabio (SS 36 dir) opened to traffic on 24th February, 2006 between Lecco and provincial road SP 62 to Val ... More Information

Security at the Heart of the Double-Deck Tunnel on the A86 West of Paris

Security at the Heart of the Double-Deck Tunnel on the A86 West of ParisThe A86 is currently an incomplete orbital highway around the Greater Paris area. Two tunnels will provide the missing links ... More Information

Stägjitschugge Tunnel to Improve Access to Narrow Zermatt Valley

Stägjitschugge Tunnel to Improve Access to Narrow Zermatt ValleyThe Stägjitschugge tunnel is located on road H213 between the cities of Visp and Zermatt in the Wallis canton, Switzerland. This ... More Information

Breakthrough of the Campanas Tunnel on the Navarre Canal

Breakthrough of the Campanas Tunnel on the Navarre Canal The Campanas tunnel, on section 4 of the Navarre canal between Tiebas and Añorbe (9.03 km), broke through on 27th February, 2006. ... More Information

Astaldi Receives New Major Contract for Line 5 of Milan Metro

Astaldi Receives New Major Contract for Line 5 of Milan MetroA joint venture led by Astaldi - with Torno Internazionale, Ansaldo Trasporti Sistemi Ferroviari, Ansaldobreda, Alstom Trasporti and ATM ... More Information

Second TBM to Start in March on South Bypass of M-30 Orbital Motorway in Madrid

Second TBM to Start in March on South Bypass of M-30 Orbital Motorway in Madrid The mayor of Madrid, Alberto Ruiz-Gallardon, celebrated the start-up of 'Tizona', a MHI-Duro Felguera TBM ... More Information

Abdalajis East Tunnel Breaks Through on Cordoba-Malaga High Speed Rail Link

Abdalajis East Tunnel Breaks Through on Cordoba-Malaga High Speed Rail Link A ceremony presided by Magdalena Alvarez, Spain's minister of public works, was held on 13th February, 2006 to ... More Information

Second International Symposium on Tunnel Safety and Security (ISTSS)

Second International Symposium on Tunnel Safety and Security (ISTSS)The second International Symposium on Tunnel Safety and Security (ISTSS) to be held in Madrid on 15th-17th March will be an ... More Information

Astaldi-led JV Wins Contract for Line C of Rome Metro with EUR2.17 Billion Bid

Astaldi-led JV Wins Contract for Line C of Rome Metro with EUR2.17 Billion BidA joint venture headed by Astaldi will design and build the new Line C of the Rome metro, a driverless fully automatic ... More Information

Expressions of Interest Extended to End April for L-SURF

Expressions of Interest Extended to End April for L-SURFIn March 2005, the EU launched L-SURF, which stands for Large-Scale Underground Research Facility, a planning and organization project for a ... More Information

Privately Financed Project Proposed for Road Connection in North Milan

Privately Financed Project Proposed for Road Connection in North MilanAt the conference "Underground roads: an opportunity to live better on the territory" held on 10th February, 2006 and organized ... More Information

The Avigliana Bypass Opens for the Winter Olympic Games in Turin

The Avigliana Bypass Opens for the Winter Olympic Games in TurinOne of the worst traffic black spots in Turin province travelling towards Susa valley was the Avigliana crossing. SITAF inaugurated on ... More Information

Sealing Gaskets from Phoenix DT

Sealing Gaskets from Phoenix DTThe merger of North German suppliers of elastomer products Contitech AG of Hannover and Phoenix AG of Hamburg has been announced. Both companies are global players in ... More Information

Automatic Conductor-less Line 1 of the Metro Opens in Turin as City Hosts XXth Winter Olympics

Automatic Conductor-less Line 1 of the Metro Opens in Turin as City Hosts XXth Winter Olympics On 4th February, 2006 the first 7.5 km section of Line 1 of Turin's metro has been ... More Information

Conference and Training Course on Safety in Tunnels

Conference and Training Course on Safety in TunnelsItaly today holds the world's main records regarding underground structures. Recently, risks have been increasing due to ageing tunnels while road ... More Information

Tunnelling & Trenchless Technology in the 21st Century

Tunnelling & Trenchless Technology in the 21st CenturyThe Institution of Engineers, Malaysia is organizing the International Conference and Exhibition on "Tunnelling and Trenchless Technology in ... More Information

Lower Northwest Interceptor's Sacramento River Crossings Near Completion

Lower Northwest Interceptor's Sacramento River Crossings Near Completion Two tunnels are required to cross the Sacramento River in California. The two tunnels are part of a massive 59.5 km ... More Information

Fourth TBM Starts at Pajares Railway Bypass in Spain

Fourth TBM Starts at Pajares Railway Bypass in SpainADIF- the administration responsible for the design and construction of Spain's high speed lines - officially launched on 28th January, 2006 the ... More Information

Wirth Gripper TBM Drives Alborz Tunnel on Shomal Freeway near Tehran

Wirth Gripper TBM Drives Alborz Tunnel on Shomal Freeway near TehranToday only a two-lane highway with a length of 200 km connects Tehran and the city of Chalus at the Caspian Sea. By 2010 both ... More Information

First Tunnel in Europe Equipped with Automatic Fire-fighting System Sets New Standards

First Tunnel in Europe Equipped with Automatic Fire-fighting System Sets New StandardsImproved escape routes and dualling single-tube tunnels are the solutions so far implemented from the ... More Information

TUNCONSTRUCT, a Project to Boost the Use of Underground Space in Europe

TUNCONSTRUCT, a Project to Boost the Use of Underground Space in Europe The utilization of underground space can have a significant impact on living conditions. For example, underground trains ... More Information

Funding Approval for World's Longest Lift

Funding Approval for World's Longest LiftThe opening of the 57 km Gotthard base tunnel in Switzerland is still nearly ten years away, but locals in the Surselva, one of the valleys under which it ... More Information

NFM Technologies TBMs for Tabriz Metro in Iran

NFM Technologies TBMs for Tabriz Metro in IranTwo NFM Technologies EPB shield boring machines will be used to drive a 7 km twin-tube tunnel for the Tabriz metro in Iran. The excavated diameter of ... More Information

MHI-Duro Felguera Delivers TBM for Pajares Tunnel

MHI-Duro Felguera Delivers TBM for Pajares TunnelMHI-Duro Felguera, the joint company established by Mitsubishi Heavy Industries (MHI) and Duro Felguera, has completed the assembly of the TBM ... More Information

North Tube of Nazzano Tunnel is Widened

North Tube of Nazzano Tunnel is WidenedThe widening of the Nazzano northbound tunnel on the Orte-Fiano Romano section of highway A1 Milan-Naples, a few kilometres north of Rome, ended on 17th ... More Information

E-News Weekly No 200

E-News Weekly No 200During the last four years, E-News Weekly has presented over 1,000 pages of focussed tunnelling contract news, providing its subscribers with reliable, up-to-the-minute ... More Information

Norway Builds Sauda Fjord Hydro Project

Norway Builds Sauda Fjord Hydro ProjectThe Sauda fjord hydro power project, an ambitious energy production infrastructure, is under construction in Rogaland county in south Norway, south of Bergen. ... More Information

Speedy Tunnelling with Lovat TBMs on High Speed Rail Tunnels in Bologna

Speedy Tunnelling with Lovat TBMs on High Speed Rail Tunnels in BolognaThe San Ruffillo JV between Necso of Spain (now Acciona Infraestructuras) and Ghella of Italy has reported record progress by ... More Information

Atlanta Celebrates New Year with Commissioning of Nancy Creek Tunnel

Atlanta Celebrates New Year with Commissioning of Nancy Creek TunnelMayor Shirley Franklin spoke at the R.M. Clayton Water Reclamation Center on 31st December, 2005 to herald the flow of sewage ... More Information

Tunnelling News

Brenner Base Tunnel | First 1km of tunnelling complete on £560M Innsbruck section

It will also see 38 cross passages with a total length of 2.3km constructed. The work is being carried out by a consortium featuring WeBuild, CSC ... More Information

Prague completes tunnel for first section of future metro D line

The city has reached a significant milestone in construction for the latest metro line, which is on schedule with the completion of its first ... More Information

Prague completes tunnel for first section of future metro D line

The city has reached a significant milestone in construction for the latest metro line, which is on schedule with the completion of its first ... More Information

The Boring Company completes Vegas Westgate-2 tunnel with Prufrock-1

On Friday, The Boring Company page on X posted saying that the Prufrock-1 tunneling machine has completed the Westgate-2 tunnel, marking the massive ... More Information

The Role of Artificial Intelligence in the Construction Industry and Tunnelling

The construction industry is undergoing a transformative revolution, and at the forefront of this change is the integration of Artificial Intelligence (AI) technologies. Among the various ... More Information

Watch: Putting in the final piece of tunnel road deck at the West Gate Tunnel Project

The two tunnel boring machines charged with the job of building the twin West Gate Tunnels have been completely dismantled and all of the underground roadway installed in the next big ... More Information

Sydney Segments

A total of 216,000 precast concrete tunnel segments, each weighing approximately 3.8 tonnes (similar in weight to a small pickup truck!), are being installed to line the Sydney Metro West ... More Information

Submit your own name idea for San Jose's BART extension tunneling machine

Until Nov. 26, The Mercury News is accepting submissions to name San Jose's BART extension tunneling boring machine, or TBM, which will be carving out ... More Information

HS2 adopts hi-tech digital concrete testing to cut carbon on the project

A successful trial of a ground-breaking digital measuring system for concrete has led to a roll-out across multiple HS2 sites, cutting carbon and driving efficiencies on the construction ... More Information

NE Link - Watch a flyover of our tunnel sites

We’re building Victoria’s longest twin road tunnels with a design that focuses on protecting homes and sensitive environmental areas, including the Yarra River. In response to community ... More Information

Expression of Interest open for Borumba Project’s largest exploratory works package

Queensland Hydro is taking a major step forward with the release of an Expression of Interest for contractors looking to be involved in the Borumba Pumped Hydro Project... More Information

Broadway Subway TBM Elsie Breakthrough at Oak-VGH

Video clip of Tunnel Boring Machine Elsie arriving at Oak-VGH Station. TBM Elsie completed her breakthrough just after 10 am on October 28, 2023... More Information

L&T Records First Tunnel Breakthrough for Delhi Metro Silver Line

This accomplishment was made possible by L&T's CRCHI Earth Pressure Balance Tunnel Boring Machine (TBM) DZ1122, which successfully built a 1267-meter- ... More Information

Contractor sought for Borumba Dam exploratory tunnel works

The funding will also support construction, subject to the project receiving all necessary approvals. The recent call for EOIs is linked to a tunnel ... More Information

Final breakthrough HOCHTIEF-MURPHY Joint Venture (HMJV)

After completing the final journey from Kings Avenue to Eltham for the final breakthrough which completed the 32.5km of tunnel, the 4th and final TBM has been safely removed from the shaft ... More Information

Mumbai Metro Line 7A To Reduce Travel Time To International Airport By 30-60 Minutes

Mumbai: The installation of a second tunnel boring machine (TBM) on Metro Line 7A, also known as the Red Line, has brought Mumbaikars' dream of ... More Information

Sydney Metro Completes Test Run from Tallawong to Sydenham

This is the latest milestone in the testing and commissioning programme that began earlier this year ahead of the Sydney Metro City & Southwest route opening in 2024... More Information

First of two tunnel-boring machines breaks ground at future Oak-VGH Station

VANCOUVER — The first of two tunnel-boring machines on the Broadway Subway Project has broken through at the future Oak-VGH Station. Named Phyllis, the machine has reached the fourth of ... More Information

Dubai Metro expansion: RTA plans new 30km, multi-billion dollar Blue Line

Dubai’s Roads & Transport Authority (RTA) has reached out to contractors for their interest in a significant infrastructure development. In a notice seen by Arabian Business, the RTA ... More Information

Tunnel boring machines (TBMs)

We’re preparing to build Victoria’s longest road tunnels. When complete, the North East Link Tunnels will take 15,000 trucks off local roads every day and reduce travel times by up to 35 ... More Information

Unlocking Growth Opportunities: Norway's 2023-2024 Infrastructure Investments - Nye Veier has sent out its first competition for rv.13

Nye Veier has sent out its first competition for the improvement of national highway 13. Work can start in the autumn of 2024. In the rapidly evolving landscape of global construction and ... More Information

Milestone reached on Woodsmith's mineral transport system shaft

... tunnel had reached 24km in length. The MTS tunnel is being constructed using a tunnel boring machine (TBM). There was a planned maintenance pause ... More Information

What does The Boring Company do? A closer look at Elon Musk's USD 7 billion worth venture

They began using standard tunnel boring equipment, but have subsequently developed their own ground-breaking technology. The Prufrock machine ... More Information

How we use freezing temperatures to create new tunnel passages

The innovative and sustainable process of ground freezing has rarely been used in the UK, until now. Our experts from ZÜBLIN are using this process in the ground treatment of cross ... More Information

Trelleborg Supplying Sealing Systems For Iraq Tunnel Project

... Construction (Daewoo E&C) for the Khor Al Zubair Immersed Tunnel project. ... tunnel being constructed in the Middle East. It says that Trelleborg's ... More Information

Japan agrees to construct tunnel and flyover at Koteshwar-Jadibuti section

The second option was to build a two-way tunnel of Rs 24 billion, 1.2 km crossing the Koteshwar Chowk. The third option involved the construction ... More Information

Investigation finds no pollution to environment from Chiltern 'sinkhole'

... tunnels in May of this year. Tunnel boring machines (TBMs) Florence and Cecilia were excavating the twin tunnels between the M25 and South Heath ... More Information

National Grid launches consultation on planned Grain to Tilbury infrastructure upgrades

The Grain to Tilbury project will see the replacement of the existing Thames Cable Tunnel, linking Tilbury and Gravesend, alongside the delivery of a new headhouse at each end of the ... More Information

Gateway Tunnel Project begins construction

It has been talked about for decades and the shovels are finally ready... More Information

Secondary lining finished in eastern section of the super sewer project

The team behind London’s new super sewer are another step closer to delivering the tunnel following the completion of the final section of secondary lining. Tideway’s tunnel boring ... More Information

Broadway Subway TBM Phyllis Breakthrough at Oak-VGH October 12, 2023

Video clip of Tunnel Boring Machine Phyllis arriving at Oak-VGH Station. TBM Phyllis completed her breakthrough just after 9:30 pm on October 12, 2023... More Information

€540m contract awarded for Montcada i Reixac tunnel project

ACTING through national infrastructure manager Adif, Spain’s Ministry of Transport, Mobility and the Urban Agenda (Mitma) has awarded a joint venture of Comsa, FCC and Ferrovial a €540.4m ... More Information

AmcoGiffen signs partnership deal with tunnelling start-up hyperTunnel

hyperTunnel co-CEO Steve Jordan said:“Construction and maintenance companies are consumed day-to-day with delivering against contracts on tight ... More Information

Trapped Toronto boring machine finally freed after 19 months

See trapped boring machine being removed from under Old Mill Drive in Etobicoke on 11 Oct. The rear section of a micro tunnel boring machine, finally ... More Information

Group mulls creation of 'underground tunnels' vs intense EDSA floods

... consider the construction of "underground storm drainage tunnels" as a permanent solution to Metro Manila floods, particularly along EDSA. More Information

National Highways completes road, tunnel and viaduct works as part of ongoing A27 upgrades

Transport for the South East has previously mooted the construction of “the longest road tunnel in the UK” – around 5km long and costing £2bn – along ... More Information

Tory conference latest: HS2 row dominates agenda as No10 insists ‘no final decision made’

Monday's Conservative Party Conference was overshadowed by news that the government may be scrapping the Manchester leg of the high-speed railway - the news coming as the Tories held their ... More Information

Lower Thames Crossing - 2023 in review, so far

From our Development Consent Order examination starting and the launch of our first sustainability report, to our parliamentary reception and hearing stories from Dartford, read on for our ... More Information

$583M stormwater tunnel complete in DC

The tunnel is part of the Clean Rivers Project, which stems from a lawsuit that environmental groups filed in 2000 against the District of Columbia Water and Sewer Authority for allowing ... More Information