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Lovat sells five TBMs to Sochi

Lovat sells five TBMs to SochiCanadian manufacturer Lovat is supplying five TBMs to the Sochi project on Russia's Black Sea coast to mine three service tunnels and two railway tunnels for use during ... More Information

World first - Herrenknecht EPB drives from Europe to Asia

World first - Herrenknecht EPB drives from Europe to AsiaGerman manufacturer Herrenknecht has reported the successful breakthrough of its 6.11 m-diameter EPB on the new 3.4 km-long Melen 7 water ... More Information

Recession recovery with tunnelbuilder.com!

Recession recovery with tunnelbuilder.com!Going daily at tunnelbuilder.com has already increased our readership by 6% year on year, with an average of 921 professional tunnelling engineers now ... More Information

Gautrain tunnels nearly complete

Gautrain tunnels nearly complete Gautrain has reported that more than 90% of the 15 km tunnel along the 80 km link between Tshwane and the OR Tambo International Airport has been completed. The ... More Information

Indian deal for NFM Technologies

Indian deal for NFM TechnologiesNFM Technologies has signed a Memorandum of Agreement with Indian company BEML to seal an exclusive strategic partnership with a view to becoming a principal supplier ... More Information

NFM Technologies EPBs for Beijing metro

NFM Technologies EPBs for Beijing metroDuring July and August this year NFM Technologies will supply China Railway Construction (B12) with two 6.28 m-diameter EPBs for line 10 of the Beijing metro. ... More Information

Robbins single shield TBM for Laos headrace

Robbins single shield TBM for Laos headraceItalian company CMC (Ravenna) will use a Robbins Single Shield TBM to construct the 5.5 km-long headrace tunnel for the Theun Hinboun expansion project on ... More Information

Recovery lessons (3)

Recovery lessons (3)Today, 28.04.2009, we are publishing the first tunnelling bid that has resulted directly from the measures announced by various governments to bring forward infrastructure ... More Information

Recovery lessons (2)

Recovery lessons (2)Improving road and tunnel safety in Italy The White Paper on transport policy in Italy requires a halving of road victims by 2010, as a result of which the automobile club ACI ... More Information

Work resumes on Cesana tunnel

Work resumes on Cesana tunnelItalian road agency ANAS has approved the technical variations needed to resume work at the 1,840 m-long Cesana tunnel on the SS 24 at Monginevro, in Turin province. ... More Information

Robit Rocktools at Intermat

Robit Rocktools at IntermatFinnish rock and ground tool supplier Robit is exhibiting the first models in its new NS casing advance system at this week's Intermat exhibition in Paris. NS stands for ... More Information

New factory and new products for Ilmeg

New factory and new products for IlmegIlmeg Products AB, the Swedish manufacturer of dust control systems for the rock excavation industry, has built a new factory to produce the newly developed ... More Information

Ritchie Bros. Auctioneers to sell hard rock TBM in unreserved Los Angeles auction

Ritchie Bros. Auctioneers to sell hard rock TBM in unreserved Los Angeles auctionRitchie Bros. Auctioneers, the world's largest industrial auctioneer, is selling a single shield 450 ft-long, hard ... More Information

Recovery lessons (1)

Recovery lessons (1)Colombia to host technical seminar on tunnels The Colombian Government has approved the financing of more than 70 km of new tunnels, closing gaps in the national highway network ... More Information

IPS and Albert Lederer join forces

IPS and Albert Lederer join forcesIPS has signed a cooperation agreement for tunnelling activities with Albert Lederer of EF Consult Asia PTE Ltd to bring closer together two professional companies ... More Information

Innovative tunnelling solutions from Design & Technic in Singapore

Innovative tunnelling solutions from Design & Technic in SingaporeDesign & Technic is an independent engineering, consulting and marketing partner based in Singapore. Partners include ... More Information

Rutherford for temporary electrical equipment and cables

Rutherford for temporary electrical equipment and cablesBased in New South Wales, Australia, and with strategically located companies in Italy and Singapore, Rutherford Power is well placed to ... More Information

Seville metro operational

Seville metro operational Line 1 of Seville metro opened on 02.04.2009 with 17 of 22 stations operating, from Ciudad Expo in Mairena del Aljarafe to Condequinto station at Dos Hermanas. For ... More Information

Breakthrough in New Zealand

Breakthrough in New ZealandMcConnell Dowell & Fletcher Construction JV has reported early completion of the 2,953 m-long TBM drive for the Orakei Main Sewer Hobson Diversion (OMSHD), some 17 ... More Information

VMT expands in Australia

VMT expands in AustraliaDuring the last two years, Australia has grown into one of the key markets for VMT GmbH worldwide. Huge infrastructure projects, such as the North-South Bypass Tunnel or the ... More Information

New hydro project for Bosnia Herzegovina

New hydro project for Bosnia HerzegovinaDMT, a provider of technology services based in Essen, Germany is contributing to the feasibility study for a new hydroelectric plant near Vrelo in Bosnia ... More Information

Recession lessons (12)

Recession lessons (12)On 21.05.2006 the people of Montenegro voted for independence from Serbia, and the country is now a sovereign state and member of the UN, with EU candidate status expected this ... More Information

World Tunnel Congress in Budapest

World Tunnel Congress in BudapestThe next ITA World Tunnel Congress (WTC 09), entitled Underground Space and Tunnelling: Planning with Vision, will be organized by the Hungarian Tunnelling ... More Information

Ten years of progress at tunnelbuilder.com

Ten years of progress at tunnelbuilder.com1st April, 1999. The Internet bubble had popped, first generation dot.com companies had gone bust, and magazines were looking sick. Recession was the name ... More Information

Ten years of progress at tunnelbuilder.com

Ten years of progress at tunnelbuilder.com1st April, 1999. The Internet bubble had popped, first generation dot.com companies had gone bust, and magazines were looking sick. Recession was the name ... More Information

tunnelbuilder - meet the team

tunnelbuilder - meet the teamWhether you speak English, Spanish, Italian, French, German, Portuguese, Welsh, or most other languages, we will understand you. Our people in London, Madrid, Milan, Las ... More Information

Brenner base tunnel moves ahead

Brenner base tunnel moves aheadAt talks held at the EU in Brussels last week, EU transport commissioner Antonio Tajani, Austrian transport minister Doris Bures, Italian transport minister Altero ... More Information

Recession lessons (11)

Recession lessons (11)"The international economic stimulus packages are creating unprecedented opportunities for the tunnelling profession. Engineers understand the risks, understand the realities, ... More Information

Turin metro reaches Dante station

Turin metro reaches Dante stationAt Turin metro, during the period 07.10.2008 to 12.03.2009, TBM Caterina completed excavation of the tunnel from Marconi station to Nizza station, and the 500 m-long ... More Information

Perschling chain breakthrough by Herrenknecht TBM

Perschling chain breakthrough by Herrenknecht TBMOn 11.03.2009, after meeting serious challenges during the construction phase, the Herrenknecht S-319 12,980 mm-diameter, 3,200 Kw single shield TBM ... More Information

Schlüchterner breakthrough by Wirth-NFM TBM

Schlüchterner breakthrough by Wirth-NFM TBMOn 19.03.2009, after nearly 23 months of intensive construction work, the 4 km-long Schluechterner tunnel on the Fulda-Frankfurt/Main railway achieved ... More Information

Epping-Chatswood tunnel cracks

Epping-Chatswood tunnel cracks The New South Wales Government in Australia is undertaking electronic monitoring of the EUR1.2 billion Epping to Chatswood railway line after cracks appeared in the ... More Information

Recruitment services in Toronto

Recruitment services in TorontoKevin Browning, Managing Director of International Tunnelling Services, is attending the 27th annual International No-Dig Show at the Sheraton Centre in Toronto, ... More Information

India - Robbins EPB surpasses records on New Delhi metro

India - Robbins EPB surpasses records on New Delhi metroIn February, 2009 one of two 6.52 m diameter Robbins EPBs boring India's New Delhi Metro achieved a weekly advance rate of 168 rings, or 202 ... More Information

Nororiente Motorway opened in Santiago, Chile

Nororiente Motorway opened in Santiago, ChileOn 9th March, 2009 Michelle Bachelet, President of Chile, and Luis del Rivero, Chairman of Sacyr Vallehermoso, opened the 21.5 km-long Nororiente ... More Information

NCE Crossrail Conference

NCE Crossrail ConferenceWill be held on Tuesday 31st March 2009 at the Hotel Russell, London W1The conference explores an expansive range of topics from design to procurement, construction to ... More Information

Tunnelling News

Amtrak awards construction contract for East River Tunnel rehabilitation

The $1.6 billion project calls for demolishing all existing tunnel systems down to the liner, then restoring both tubes. During the project, one tube ... More Information

Strabag in €110 million deal to equip transalpine tunnel

Austrian contractor Strabag has won a €110 million (US$120 million) to equip a transalpine tunnel linking Austria and Slovenia... More Information

19 tunnel boring machines for Manila subway set

A close-up of the tunnel boring machine head, with a diameter of 6.9 meters. ... The first cutter head of the first tunnel boring machine (TBM), named ... More Information

$16 billion Gateway Tunnel Project gets federal funding boost after years of delays

The $16.1 billion project includes a new rail tunnel linking New York and New Jersey — and is set to be open by 2035 ... More Information

Preferred bidder announced for second tunnelling contract

The global consortium of WeBuild S.p.A, GS Engineering and Construction Australia and Bouygues Construction ... Tunnel Project, North East Link ... More Information

Bechtel Picked as CM for $12.7B Single-bore BART Extension

Officials with the VTA are aiming to begin major construction and tunnelling for the $12.7-billion BART Silicon Valley Phase II Extension Project next ... More Information

Stonehenge could be put on world heritage danger list over tunnel plan

The United Nations Educational, Scientific and Cultural Organization (UNESCO) has recommended that Stonehenge be listed as ‘World Heritage in Danger’ due to the A303 upgrade scheme and is ... More Information

World’s longest railway tunnel to reopen after a year

The tunnel closed on 10th August last year following the derailment of a freight train, and SBB has since been pushing ahead with repair work... More Information

Afcons Infrastructure Wins Bid for Thane Tunnel Project

Afcons Infrastructure secures the L1 bid for a tunnel project in Thane, marking a significant milestone in infrastructure development. More Information

Kolkata Metro: D-Wall's Construction Work At Victoria Metro Station Is Advancing Swiftly

For the tunnelling work of the stretch from the Khidderpore to Park Street stretch of this Corridor, two Tunnel Boring Machines (TBM) will be deployed ... More Information

K2D Skøyen – Vækerø

Implenia has been awarded the contract for section K2D Skøyen - Vækerø, which is part of the entire Fornebu line that will be completed in 2030... More Information

Massey Tunnel replacement project hits design-build proposal stage

Tunnel replacement project has finally hit the design-and-build proposal stage. The Transportation Ministry announced Wednesday that three bid ... More Information

Barhale wins £36m East London sewer remediation

Thames Water has appointed Barhale to deliver essential remediation works on a Victorian gravity sewer as it passes above the Jubilee Line and Docklands Light Railway in East London... More Information

Reaping Rewards From Continuous Innovation

In boring underground tunnels for Malaysia's MRTs, Gamuda developed the world's first autonomous tunnel boring machine (A-TBM), utilizing in-house ... More Information

5 of the longest tunnels in the world and how they were built

Since the invention of the tunnel boring machine in 1853, engineers have used advanced technology to drill, blast, and bore into the earth. From ... More Information

Femern - inauguration of the first tunnel element

We are pleased to announce that H.M. King Frederik X will take part in the inauguration of the first tunnel element on the construction site on 17 June. H.M. King Frederik X will arrive at ... More Information


A busy first half of the year on the HOCHTIEF-MURPHY Joint Venture (HMJV) Package 5 Headhouses & M&E contract on National Grid’s LPT Phase 2... More Information

Tesla Cybertruck escorts Boring Co's Prufrock-3 tunnel boring machine

The Boring Company's Prufrock-3 tunnel boring machine (TBM) recently completed a tunnel to Giga Texas, and in true Elon Musk fashion, ... More Information

Kazakhstan’s First Automobile Tunnel and Largest Bridge to be Completed this Year

As reported by the Kazakhstan’s Ministry of Transport, Kazakhstan’s first automobile tunnel through the Shakpak Baba Pass and the country’s largest bridge over the Bukhtarma Reservoir ... More Information

HRBT Expansion Project hits big milestone, could be on track for early completion

The tunnel boring machine, known as Mary ... construction of our two new bored tunnels,” said Project Director Ryan Banas... More Information

TBMs Pass Factory Test For Lesotho Highlands Water Project

A team of engineers and tunnel experts from the Lesotho Highlands Development Authority (LHDA) together with consultants and contractors working on the Polihali transfer tunnel recently ... More Information

Royal Cargo opts for Goldhofer heavy transport equipment

It has also been in action moving tunnel boring machines (TBM) for the Metro Manila Subway project ... machine part posed a significant challenge due ... More Information

Tunnel breakthrough on NI Water's £7.8M Portadown wastewater project

The tunnel boring machine excavated roughly 1,000m3 of material, which would have risen to 8,000m3 of spoil with a more traditional open-cut method. More Information

The Boring Company announces Cybertunnel at Tesla Texas HQ

In January, the company's latest tunnel boring machine (TBM), Prufrock 3, was first spotted near Tesla's Giga Texas. Prufrock-3 has ... More Information

How do you build tunnels and bridges underwater?

Underground construction usually uses powerful tunnel-boring machines to excavate soil directly. This machine is often called a mole for a reason. More Information

Five Huge New Construction Projects Coming To The US

A spokesperson for the project told Newsweek: "The Hudson Tunnel Project is a generational investment that is expected to create 95,000 new jobs and ... More Information

Chennai Metro Corridor 3: Adyar River Tunnel Work Hampered By Geological Setbacks

For the stretch between Greenways Road and Adyar, CMRL engaged two TBMs, 'Kauvery' and 'Adyar.' These machines were launched from Greenways Road ... More Information

French and Danish firms to build Valby 'cloudburst tunnel'

The underground tunnel will be 2,380m long and will be constructed as a drilled tunnel with an internal diameter of 3.4m. The tunnel will have the ... More Information

Howard's approved budgets include $44.9M for Ellicott City tunnel

The Howard County Council has approved a $2.4 billion operating budget for fiscal 2025, along with a $413 million capital construction budget that ... More Information

DC Water Breaks Ground On Potomac River Tunnel Project

DC Water on May 21 hosted a groundbreaking ceremony to officially commence construction activities for the Potomac River Tunnel Project... More Information

Silvertown Tunnel portal connections completed

A complete transformation of the tunnel shape was needed to connect the circular tunnel boring machine (TBM) constructed ... More Information

The $4BN Tunnel to Save Stockholm - The B1M

Above: A tunnel entrance under construction. When it completes in 2030, the $4BN project will be one of the longest road tunnel systems in the world. More Information

OHLA awarded the Gjønnes tunnel in Norway for nearly 160 million euros

The Norwegian Public Roads Administration (Statens Vegvesen) has awarded the company the design and construction of the Gjønnes tunnel for 156 ... More Information

Utilities tunnel dug through 'challenging' ground conditions under River Tees

Main contractor Farrans Construction worked with specialist contractor Joseph Gallagher to construct the tunnel. During its five weeks of tunnelling ... More Information

China develops world's first boring and blasting machine

In a groundbreaking development, the world's first boring and blasting machine, jointly developed by Tsinghua University and China Railway Science and Industry Group, has successfully ... More Information

Tunnel boring machine wedged in hard rock, leaving Snowy 2.0 hydropower project with new issues

Tunnelling problems are plaguing the $12 billion Snowy 2.0 hydropower project, with a boring machine previously bogged in soft ground now wedged in ... More Information

Construction Complete On New High-Speed Rail Tunnel

Inside the completed Desheng Tunnel, and inset, a Chinese high-speed train. Work on the project is now complete. © China ... More Information

DC Water Breaks Ground on Potomac River Tunnel Project

The Project consists of a large-diameter deep sewer tunnel, diversion facilities, drop shafts, and support structures to capture flows from existing ... More Information

Morocco’s proposed $13 billion underwater tunnel to connect Europe to Africa by 2030s

An historic intercontinental rail link is aiming to link Europe to Morocco with an ambitious underwater tunnel. The Moroccan National Company for Strait Studies (SNED) announced last ... More Information