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TBM Finish on A86 Tunnel in Paris

TBM Finish on A86 Tunnel in ParisTunnelling on the second, 5.5 km section of the A86 double-deck tunnel linking Pont Colbert in Jouy-en-Josas, south of Versailles, and the A13 motorway in Vaucresson ... More Information

Recent Infrastructure Projects Motivate Hunter Personnel (UK) to Look to Spain for Engineering Expertise

Recent Infrastructure Projects Motivate Hunter Personnel (UK) to Look to Spain for Engineering ExpertiseAs we all know over recent years Spain has been alive with infrastructure projects ranging ... More Information

Sika and Putzmeister Apply Efficient Shotcrete and Concrete at Schmuecke Tunnel

Sika and Putzmeister Apply Efficient Shotcrete and Concrete at Schmuecke TunnelThe two 1,720 m and 1,729 m-long tunnels are part of the new construction section of the A 71 motorway between ... More Information

Lok Ma Chau Spur Line Inaugurated in Hong Kong

Lok Ma Chau Spur Line Inaugurated in Hong KongThe Kowloon-Canton Railway Corporation (KCRC) on 15th August, 2007 celebrated the commencement of service of Lok Ma Chau spur line of the East ... More Information

Mega Tunnel Projects: Myth or Reality?

Mega Tunnel Projects: Myth or Reality?At first view, mega tunnel projects seem science fiction, a theatre of dreams, with little connection to reality. And yet some of them are already in operation ... More Information

Kops II Hydro Nears Completion in Austria

Kops II Hydro Nears Completion in AustriaIn west Austria, construction of the new 450 MW Kops II pumped storage power plant by Vorarlberger Illwerke, the project owner, is nearing completion ... More Information

First Tunnel Section on Kallang-Paya Lebar Expressway to Open in October in Singapore

First Tunnel Section on Kallang-Paya Lebar Expressway to Open in October in SingaporeFrom 26th October, 2007, motorists will be able to move between the Pan-Island Expressway (PIE) and the East ... More Information

Martin Knights - First 100 days as ITA President

Martin Knights - First 100 days as ITA PresidentJust three months since the ITA Congress in Prague, and Martin Knight's election to the presidency, and already two ad-hoc meetings with the ITA ... More Information

Innovative Chemistry in World's Longest Railway Tunnel

Innovative Chemistry in World's Longest Railway TunnelThe new edition of BASF's innovation podcast "Chemistry of Innovations" talks about the applications of construction chemicals in extreme ... More Information

UK Invites Consultants to Bid for Support to Planning, Design and Construction of Thames Tideway

UK Invites Consultants to Bid for Support to Planning, Design and Construction of Thames Tideway TunnelUnder pressure from the European Commission whose urban waste water directive requires that ... More Information

Lovat Receives Order for TBM in Spain

Lovat Receives Order for TBM in SpainLovat has signed a contract with a joint venture whose members are FCC, OHL and Copisa for the supply of a new Lovat RME270SE earth pressure balance tunnel ... More Information

Unique Application of Formwork for East Side CSO Tunnel Project in Portland

Unique Application of Formwork for East Side CSO Tunnel Project in PortlandIn Portland, Oregon, a major 20-year USD1.4 billion overhaul programme dedicated to cleaning up the city's Willamette River ... More Information

Italy and France Sign Joint Request for EU Funding for Lyon-Turin High Speed Link

Italy and France Sign Joint Request for EU Funding for Lyon-Turin High Speed LinkItaly and France have made on 16th July, 2007 a joint request for European financing for the Lyon-Turin high speed ... More Information

DLR Completes Tunnel Extension to Woolwich

DLR Completes Tunnel Extension to WoolwichThe tunnel extending the Dockland Light Railway (DLR) under the River Thames to Woolwich Arsenal in East London was completed on time on 23rd July, 2007 as ... More Information

Herrenknecht Appoints New North American Sales Manager

Herrenknecht Appoints New North American Sales ManagerHerrenknecht, the world renowned manufacturer of TBM, shield and mixshield tunnelling machines, microtunnelling systems, shaft sinking ... More Information

TBM Begins Boring Sierra de La Cabrera on Madrid-Valencia High Speed Line

TBM Begins Boring Sierra de La Cabrera on Madrid-Valencia High Speed LineTBM excavation of the longest tunnel has commenced on the future 914 km Madrid-Castilla La Mancha-Valencia-Murcia ... More Information

Atlas Copco Introduces New COP 2238 Rock Drill

Atlas Copco Introduces New COP 2238 Rock DrillAtlas Copco is introducing COP 2238, a new 22 kW hydraulic rock drill for the hole range 51-76 mm. The rock drill is intended for drifting and ... More Information

Overcoming Fault Zones at Bodio on Gotthard Base Tunnel

Overcoming Fault Zones at Bodio on Gotthard Base TunnelLot 452/554 between Bodio and Faido, in the south section of the Gotthard base tunnel, is built by consortium TAT, whose partners are Implenia, ... More Information

Lochkov Tunnel under Construction on Prague South Ring Road

Lochkov Tunnel under Construction on Prague South Ring RoadLot 514 Slivenec-Lahovice of the Prague ring road project is currently under construction. This 6,013 m project, which is located in ... More Information

Austrian and Italian Governments Sign in Vienna Memorandum on Brenner Base Tunnel

Austrian and Italian Governments Sign in Vienna Memorandum on Brenner Base TunnelAustrian Chancellor Alfred Gusenbauer, Italy's minister for infrastructure Antonio Di Pietro and the Austrian ... More Information

French-Swiss Cooperation to Build, Operate and Maintain a Cross-border Sewage Tunnel

French-Swiss Cooperation to Build, Operate and Maintain a Cross-border Sewage TunnelThe Canton and Republic of Geneva, Switzerland and the Community of municipalities of the Gex territory (CCPG) in ... More Information

Second Driverless Metro Line Opens in Toulouse

Second Driverless Metro Line Opens in ToulouseToulouse's second fully automatic metro line was inaugurated on Saturday 30th June, 2007 by Jean-Louis Borloo, France's minister for ecology, ... More Information

Record-breaking Robbins TBM Demolishes Rock at Kárahnjúkar

Record-breaking Robbins TBM Demolishes Rock at KárahnjúkarOn 25th June, 2007, a Robbins 7.23 m main beam TBM set its second world record in the 7 to 8 m size range while boring at ... More Information

Vedeggio-Cassarate Tunnel under Construction in Lugano, Switzerland

Vedeggio-Cassarate Tunnel under Construction in Lugano, SwitzerlandThe Vedeggio-Cassarate tunnel in Lugano, Switzerland is the first piece within Lugano’s transport plan. This big scheme ... More Information

Last Breakthrough at Grouft Tunnel in Luxembourg

Last Breakthrough at Grouft Tunnel in LuxembourgThe entrance of the Grouft rescue tunnel was holed through on 18th June, 2007 near the Lorentzweiler-Blaschette road, thus marking the last ... More Information

Work Finishes on Olympic Power Tunnel in London

Work Finishes on Olympic Power Tunnel in LondonConstruction of two tunnels to take power into the Olympic Park has been completed. Four Lovat TBMs dug the two 6 km-long bores, and despite a delay to ... More Information

Betuwe Line Starts Operating between the Netherlands and Germany

Betuwe Line Starts Operating between the Netherlands and GermanyQueen Beatrix of the Netherlands opened the Betuwe line on 16th June, 2007 at Barendrecht station where, besides the Betuwe line, four ... More Information

Preparatory Works at Allegheny River Tunnel in Pittsburgh Awaiting TBM Arrival in August

Preparatory Works at Allegheny River Tunnel in Pittsburgh Awaiting TBM Arrival in AugustThe work to prepare for Pittsburgh's first underwater tunnels is marching forward on schedule. Excavators, ... More Information

First Section of Pajares Tunnel is Completed

First Section of Pajares Tunnel is CompletedOf the five machines used to bore the Pajares high speed rail tunnels in Spain, the NFM Technologies 9.88 m-diameter hard rock tunnel boring machine ... More Information

First, West Mont Sion Tunnel Breaks Through in France

First, West Mont Sion Tunnel Breaks Through in FranceAfter eight months of tunnelling under the Mont Sion, Herrenknecht’s TBM dubbed ‘Adelaide’ has emerged to light on 12th June, 2007 at ... More Information

Loetschberg Base Tunnel Officially Opens

Loetschberg Base Tunnel Officially OpensThe Loetschberg rail tunnel has been officially opened by Swiss transport minister Moritz Leuenberger on 15th June, 2007. Leuenberger and other ... More Information

First LIRR's East Side Access TBM Arrived in NYC

First LIRR's East Side Access TBM Arrived in NYCLong Island Rail Road's East Side access project includes two new tunnels under Manhattan and Queens to connect with the existing 63rd Street tunnel ... More Information

Capilano-Seymour Water Project in Progress in Vancouver

Capilano-Seymour Water Project in Progress in VancouverWater from the Capilano reservoir will be pumped through a 3.8 m-diameter tunnel to the filtration plant in the Lower Seymour Conservation ... More Information

World's Biggest TBMs at Work at Yangtze Tunnel in China

World's Biggest TBMs at Work at Yangtze Tunnel in ChinaThe People's Republic of China is one of the most dynamic economic regions in the world. With its unprecedented growth, the country ... More Information

China's SHMG Takes Control of NFM Technologies amid Booming Domestic Market

China's SHMG Takes Control of NFM Technologies amid Booming Domestic MarketThe Lyon Commercial Court agreed upon the safeguard plan of NFM Technologies on 24th May, 2007. This plan will be approved ... More Information

Grands Goulets Tunnel Breaks Through in Gorges of Vercors

Grands Goulets Tunnel Breaks Through in Gorges of VercorsThe breakthrough of the Grands Goulets tunnel on 27th April, 2007 is a historical milestone for the economic development and the ... More Information

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Tunnelling News

Elon Musk's company unveils first look at the Las Vegas loop

The tunnel-way, dubbed the “Vegas loop”, is a nearly $52.5 million ... Reporters and various Las Vegas media entities were shown the project on ... More Information

Bids solicited for contract to build tunnel linking rail lines

THE TRANSPORTATION department has started seeking bidders for the tunneling works contract connecting the South Commuter Railway Project to ... More Information

Media get first glimpse of Elon Musk's people-mover tunnels

After construction crews spent months drilling, digging, mucking, paving, lining and electrifying tunnels, representatives of Las Vegas media were ... More Information

HALFWAY FOR ROZELLE INTERCHANGE TUNNELLING

Construction of Australia’s biggest road infrastructure project has reached another major milestone, with Rozelle Interchange tunnelling passing the half way mark... More Information

Western Isles to mainland Scotland tunnel to be considered

YOU ARE HERE:INNOVATIVE THINKING Western Isles to mainland Scotland tunnel to be considered 07 APR, 2021 BY CATHERINE KENNEDY A 27km tunnel linking the Western Isles and mainland ... More Information

Snøhetta begins construction on world's first ship tunnel through Norwegian coastline

Construction begins on Snøhetta's entrance for the mile-long ship tunnel which will introduce a safe passage for large vessels along the turbulent ... More Information

New design contract for the Dhaka Metro Line 5 South in Bangladesh

Egis has successfully signed the Contract Agreement with Dhaka Mass Transit Company Limited (DMTCL) for the design of the Dhaka Metro Line 5 South. Egis, leader of the consortium will work ... More Information

China's longest underwater highway tunnel to be completed

It is part of the Changzhou-Wuxi Highway which has a total length of 43.9 km. Construction of the underwater tunnel began in January 2018 in east ... More Information

The Challenge of Building a Tunnel in the Middle of the Colombian Rainforest

The La Paz tunnel is located in the La Paz mountain range in Lebrija, a municipality in the department of Santander (Colombia). This region has a warm climate with two annual periods of ... More Information

Crews prep boring machine for new sewage tunnel from Ballard to Wallingford

“Sir Digs-A-Lot” is one of five finalists out of 1,200 community suggestions for the name of Seattle’s next big underground tunnel boring machine... More Information

World's first ship tunnel to be built under Norwegian mountains

(CNN) — Norway has got the go-ahead to construct what's being billed as the world's first ship tunnel, designed to help vessels navigate the treacherous Stadhavet Sea... More Information

The Science of Tunnelling

Cross River Rail will have 5.9 kilometres of twin tunnels running deep under Brisbane. Giant underground factories... More Information

Thames Tideway completes 9th and final central London shaft

Ferrovial Agroman and Laing O’Rourke joint venture has just completed excavation of the ninth and final shaft of the central section of the super sewer project... More Information

Major milestone reached on world's longest immersed tunnel

Fugro delivered the ground investigation for Femern Link Contractors, a consortium formed by Vinci Construction Grands Projets, Per Aarsleff, Wayss ... More Information

Bob Bell

For his long and distinguished career in tunnelling, dedication to the BTS and commitment to developing young tunnel engineers... More Information

World's first major ship tunnel project to take bids soon

The tunnel, originally announced in 2017, will bore through just over a mile of the peninsula at its narrowest, southern end and allow ships to avoid the ... More Information

Simultaneous pipejacking innovation to fast track London heat and power scheme

Two Iseki 1200 tunnel boring machines (TBMs) named after two deities – the Norse goddess Freya and the Greek goddess Artemis – will complete ... More Information

Bids in for major Bulgarian road contract

The scope of work in the project includes the construction of a 10.5km highway, plus five tunnels with a combined length of 4km. The longest of these ... More Information

WSP USA Projects Win Nine 2020 ACEC Engineering Excellence Awards

The American Council of Engineering Companies (ACEC) recognized nine WSP USA projects for Engineering Excellence.. More Information

HCMC river tunnel to get $4.1-mln automatic firefighting system

Vehicles travel through the Saigon River Tunnel that links District 1 and Thu Duc City, 2020. Photo by VnExpress/Thanh Nguyen... More Information

A message from the ATS2020+1 Organising Committee

The Australasian Tunnelling Conference (ATS2020+1), our premier industry event, will be held in Melbourne on the 10th – 13th May 2021 at the Melbourne Convention & Exhibition Centre ... More Information

Trackers let people see where machines are beneath Brisbane River

Tracking devices have been clamped on two 165-metre long boring machines digging the first rail tunnels beneath the Brisbane River. The two giant ... More Information

Tunnel construction as a climate-friendly source of energy

Tunnel construction as a climate-friendly source of energy. The Brenner Base Tunnel will relieve transit traffic between Italy and Austria and, incidentally, ... More Information

20 TBMS to Work on Paris Metro Expansion

More than 20 tunnel boring machines have been put to work to date to build lines 15, 16, 17 and 18 as part of a Grand Paris Express metro expansion ... More Information

Civil Contract Awarded for Cross Island Line Phase 1 in Singapore

For the first time, LTA will use a large-diameter tunnel boring machine to construct a single tunnel with two tracks in it. CRL1 is slated to commence ... More Information

Normet upgrades its TBM soil conditioner for maximum efficiency

True to its dedication to strive for innovation and sustainability, Normet has continued to develop and optimise its Tunnel Boring Machine (TBM) ... More Information

Sydney Metro West Receives Two Major Planning Approvals

... two major planning approvals in readiness for the tunnel boring machines to start ... The first tunnelling contracts are likely to be issued in mid-2021. More Information

TUNNEL VISION: Episode 2 - Trailer

Watch the trailer for episode 2 of Tideway’s brand new web series - Tunnel Vision... More Information

Western Harbour Tunnel and Warringah Freeway Upgrade

Western Harbour Tunnel and Warringah Freeway Upgrade site... More Information

HS2 sets construction start date to take line north

HS2 Ltd has set a construction start date of Spring 2024 for Phase 2a of the project. The target date for the start of earthworks is revealed in board minutes from December but just ... More Information

University of Warwick: Warwick students qualify into finals of Elon Musk's tunnelling competition

They will build their tunnelling machine and test it against competitors to get top spot.Caption: A render of the Warwick Boring Team's tunnelling device ... More Information

M4-M5 Link Tunnels project

The M4-M5 Link Tunnels is the first stage of the M4-M5 Link which is being delivered in two stages... More Information

Yokohama Circular Northwest Line

The Yokohama Loop Northwest Route is a 7.1km-long motorway that connects the Tomei Expressway and the Daisan Keihin Road... More Information

TUNNEL VISION: Episode 1 – Cleaning up the Thames in Blackfriars, London

Tunnel Vision is a new web series from Tideway that will take a closer-then-ever look at the two dozen construction sites that make up the project, its amazing engineering and the people ... More Information

Consortia shortlisted for NSW tunnelling works

The NSW Government expects the first of four large tunnel boring machines (TBMs) to be in the ground by mid-2023. For more information visit the ... More Information

First Tunnel of Narlıdere Metro Line

Uninterrupted connection was provided in the first tunnel of the Fahrettin Altay-Narlıdere metro line, which is under construction by the Izmir Metropolitan Municipality... More Information

Irish Sea crossing | Two past ICE presidents to officially assess feasibility of link

Two former ICE presidents have been brought in to carry out an official feasibility study of a possible Irish Sea crossing... More Information

London Underground upgrades to Northern line and Bank station gather pace

Upgrades on the London Underground continue to gather pace, with work progressing on the capacity upgrade at Bank station and the Northern Line Extension programme... More Information

Granite Awarded $267 Million Tunnel Project in Ohio

... LOT main tunnel will consist of approximately 17,000 feet of 144-inch hand-mined diameter tunnel and will be mined with a tunnel boring machine ... More Information