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Construction of Bogota-Fucha-Tunjuelo Wastewater Interceptor Starts in Colombia

Construction of Bogota-Fucha-Tunjuelo Wastewater Interceptor Starts in ColombiaThe Bogota water and wastewater agency (EAAB) is responsible for the construction of a wastewater interceptor to ... More Information

(Portuguese) Readers Invited to Sign Petition in Favour of Serra da Estrela Tunnels

(Portuguese) Readers Invited to Sign Petition in Favour of Serra da Estrela TunnelsThe Serra da Estrela is the highest mountain range in Portugal that rises to 1,993 metres. It is situated between ... More Information

Bracons Tunnel Breaks Through in Spain

Bracons Tunnel Breaks Through in SpainThe construction of the second section of the Vic-Olot road axis C-37 in Catalonia is under way between Torelló, in the province of Barcelona, and Sant ... More Information

Production and Delivery of Microtunnelling Cutter Head Takes only 33 Days

Production and Delivery of Microtunnelling Cutter Head Takes only 33 DaysOn 12th December, only 33 days after receiving the order, TunnelTec delivered a microtunnelling cutter head with a diameter ... More Information

VIATEC 2008 - Show on Road Construction and Infrastructure Maintenance in Mountainous Areas

VIATEC 2008 - Show on Road Construction and Infrastructure Maintenance in Mountainous AreasVIATEC will take place from 20th to 22nd February, 2008 in Bolzano, in northern Italy's South Tyrol. The ... More Information

Health and Safety at tunnelintelligence.com

Health and Safety at tunnelintelligence.com tunnelintelligence.com provides 50,000 consultants and contractors around the world with the latest information on Health and Safety issues. While the ... More Information

Newsflash: TBM Operators Wanted

Newsflash: TBM Operators WantedInternational Tunnelling Services is currently recruiting tunnel professionals for more than 80 TBM's, which are starting on worldwide projects this year. Required are ... More Information

In the Middle of a Dark Tunnel

In the Middle of a Dark TunnelAccording to video recordings of Hrvatske Ceste, the Croatian Motorways, a tunnel can become a place to turn around, stop, or go to the bathroom.View incredible scenes ... More Information

Robbins TBM Goes on the Fast Track for Papua New Guinea Tunnel

Robbins TBM Goes on the Fast Track for Papua New Guinea TunnelA 5.6 m-diameter high performance main beam TBM will be delivered on a "fast track" programme just six months after contract signing. ... More Information

Loch Ness Hydro Tunnel Makes Breakthrough

Loch Ness Hydro Tunnel Makes BreakthroughThe Glendoe hydroelectric scheme is the biggest ongoing civil engineering project in Scotland. Upon completion, it will provide enough electricity to ... More Information

Malaysia Special: SMART Tunnel on National Geographic Channel

Malaysia Special: SMART Tunnel on National Geographic ChannelAnnually, floods besiege Kuala Lumpur, Malaysia's capital city. The Stormwater Management and Road Tunnel (SMART) project can ... More Information

Mexico City Invites International Tenders for Construction of Line 12 of its Metro

Mexico City Invites International Tenders for Construction of Line 12 of its MetroCompanies interested in participating in the construction of the two sections of Line 12 of the Mexico City metro ... More Information

Lovat Sells Two New TBMs for Shenzhen and Canton Metro Projects

Lovat Sells Two New TBMs for Shenzhen and Canton Metro ProjectsLovat recently signed a contract to supply two new RME246SE earth pressure balance (EPB) tunnel boring machines to the China Railway ... More Information

Hallandsås Tunnel Halfway Completed

Hallandsås Tunnel Halfway CompletedA total of 8.6 kilometres, or 50%, of the Hallandsås tunnel has been completed. The tunnel boring machine dubbed Åsa, which has built slightly more than two ... More Information

Harbour Area Treatment Scheme

Drainage Services Department HARBOUR AREA TREATMENT SCHEME - STAGE 2ACONSTRUCTION OF SEWAGE TUNNELS CONTRACTOR FORUM The Government of the Hong Kong Special ... More Information

News Flash: Contractor Forum for Hong Kong

News Flash: Contractor Forum for Hong Kong The Government of the Hong Kong Special Administrative Region is undertaking the implementation of the Harbour Area Treatment Scheme Stage 2A which ... More Information

Think Deep in Amsterdam, First Important Event in 2008

Think Deep in Amsterdam, First Important Event in 2008Amsterdam will be the venue for the international congress on Underground space challenges in urban development on 28th and 29th January, 2008 ... More Information

Tenders Invited for Construction of Phase 1 of Thames Tideway Tunnel

Tenders Invited for Construction of Phase 1 of Thames Tideway TunnelThames Water has advertised the GBP300-375 million Phase 1 works on its GBP2.2 billion Thames Tideway tunnel project. Phase 1 ... More Information

Atlas Copco Gets SEK94 Million Order in Turkey

Atlas Copco Gets SEK94 Million Order in TurkeyAtlas Copco has received an order in Turkey to supply tunnelling equipment to the Cengiz-IC Ictas-Belen consortium, which is building a high speed ... More Information

Sandvik Bags Order for Hindhead Tunnel in the UK

Sandvik Bags Order for Hindhead Tunnel in the UKBalfour Beatty has appointed Sandvik Mining and Construction to supply the tunnelling jumbos for the 1.83 km Hindhead tunnel on the A3 in Surrey. The ... More Information

Caighei Tunnel Breaks Through on Genoa-Ventimiglia Rail Dualling

Caighei Tunnel Breaks Through on Genoa-Ventimiglia Rail DuallingWith a deep roar coming from inside the hill and a loud cracking of rock, the last diaphragm of rock obstructing the Caighei ... More Information

Maccaferri Acquires Elas Geotecnica

Maccaferri Acquires Elas GeotecnicaBologna-based Maccaferri, world leader in geotechnics and soil erosion control, announced the acquisition of Elas Geotecnica, based in Segrate near Milan. Thanks ... More Information

Boring the Diftah-Shis Tunnel through Hard Rock Mountains in UAE

Boring the Diftah-Shis Tunnel through Hard Rock Mountains in UAEAlthough just 11.5 km long, the proposed Diftah-Shis road and tunnel project, partially located in both Ras Al Khaimah (RAK) and ... More Information

Colle Urania Tunnel Breaks Through in Italy

Colle Urania Tunnel Breaks Through in ItalyOn 22nd November, 2007 the Colle Urania water tunnel broke through, as part of the enhancement of the Ruzzo del Gran Sasso aqueduct, on Teramo side ... More Information

Celebrating Saint Barbara at Tunnel Job Sites

Celebrating Saint Barbara at Tunnel Job SitesAccording to legend, Saint Barbara's father Dioscorus closed her up inside a high tower with only two windows, because she didn't want to marry the man ... More Information

Construction of DML Line Officially Starts in Zurich

Construction of DML Line Officially Starts in ZurichAfter nine years of planning, the Swiss Federal Railways (SBB) president Andreas Meyer and Zurich regional president Rita Fuhrer officially ... More Information

Second Perthus Breakthrough

Second Perthus BreakthroughTunnelling at the trans-Pyrenean Perthus tunnel on the Barcelona-Perpignan high speed link ended on 23rd November, 2007 close to Le Boulou in France, when TBM ... More Information

STUVA Prize 2007 Awarded to Betuwe Line

STUVA Prize 2007 Awarded to Betuwe LineThe yardstick for awarding this year's STUVA Prize '07 was once again set very high. The Dutch Betuwe line project was able to finish ahead of the field in ... More Information

Fire Suppression in Tunnels

Fire Suppression in TunnelsThe international tunnel safety conference organized by the International Water Mist Association (IWMA) with ITA's Committee on Operational Safety of Underground ... More Information

EU Grants Co-Financing to Priority Projects

EU Grants Co-Financing to Priority ProjectsThe European Commission has disclosed its proposals for funding the trans-European transport network (TEN-T) projects for the period 2007-2013. In its ... More Information

World Record for Hard Rock Shield TBM Advance at La Cabrera Tunnel

World Record for Hard Rock Shield TBM Advance at La Cabrera TunnelConstruction of the La Cabrera tunnel on the Siete Aguas-Buñol section of the high speed line Madrid-Castilla La ... More Information

Barrie Willis appointed Manager of IPS Tunnelling Department

Barrie Willis appointed Manager of IPS Tunnelling DepartmentInterocean Personnel Services (IPS) has appointed Barrie Willis to manage its tunnelling department, strengthening its international ... More Information

Germany Signs Financing Agreement to Build Maglev Line in Munich

Germany Signs Financing Agreement to Build Maglev Line in MunichBavaria, Germany's richest state, agreed on 25th September, 2007 to build the country's and Europe's first commercial high speed ... More Information

High Speed Rail Service Begins Operating from St Pancras in London

High Speed Rail Service Begins Operating from St Pancras in LondonFaster, more frequent, and more punctual high speed Eurostar trains between London and Brussels and Paris began operating on ... More Information

Talave-Cenajo Water Tunnel Breaks Through in Spain

Talave-Cenajo Water Tunnel Breaks Through in SpainConstruction of the tunnel that links the Talave and Cenajo reservoirs in Castilla La Mancha to improve the quality of water supplied to 2.5 million ... More Information

Great challenge for a Tunnel Fire Protected with Fire Barrier 135

Great challenge for a Tunnel Fire Protected with Fire Barrier 135In two weeks time, a fire resistance system has been installed over a frost-free drainage complex in the entrance of Maurice Lemaire ... More Information

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Tunnelling News

Tunnel Boring Machine Market Size estimated at USD 7.08 Billion

The Tunnel Boring Machine (TBM) market is experiencing significant growth, driven by increasing urbanization, infrastructure development, ... More Information

Completing the First Section of Line 3: Tunnel Boring Machine Roars as it Emerges at Balboa

The Panama tunnel boring machine emerged and completed its first major task: the first section of the Line 3 Metro tunnel. More Information

Twin tunnel-boring titans prepare to dig new road under Sydney Harbour

Twin tunnel-boring titans are preparing to launch under Sydney Harbour to dig out a new road crossing from Birchgrove to Waverton... More Information

Monica Breaks Ground on Snowy 2.0

Monica the tunnel boring machine, with the renewable energy mega-project now more. TBM Monica is among the world's most advanced tunnel boring machines... More Information

Snowy 2.0 sets new tunnel boring machine to work, completes 46 underground concrete pours

Snowy 2.0 has set to work a fourth tunnel boring machine, a $75 million piece of drilling equipment purpose built to complete excavation of the huge pumped hydro project’s “geologically ... More Information

World's 'largest' underground assembly of tunnelling machines happening beneath Sydney

Workers are craning into place about 167 major pieces that will form the first of two giant boring machines. Once assembled like giant Meccano sets, ... More Information

Tunneling Begins on Major Water Pipeline for South Hillsborough

TAMPA, Fla. — Tampa Bay Water has begun construction on a major underground pipeline project aimed at meeting rising water demand in southern Hillsborough County, where population growth ... More Information

The massive £3billion tunnel designed to connect two continents under the sea

The construction of a huge underwater multi-tiered tunnel is underway in Turkey, that will create a direct route from Asia to Europe - and is expected to carry 1.3 million passengers a ... More Information

Riederwald Tunnel in Frankfurt is further delayed

Traffic was supposed to start flowing through the controversial Riederwald Tunnel in Frankfurt in 2033. But that's unlikely to happen. The €1.5 billion project is facing further delays – ... More Information

What happens to our metro tunnel boring machines when they hit the end of the line?

These mechanical behemoths were Betty and Dorothy, the tunnel boring machines tasked with digging the Sydney Metro West tunnels. Loading. The ... More Information

The incredible £2.8bn underwater tunnel connecting Europe and Asia

A huge new tunnel will connect Europe and Asia - and construction has already started. The Great Istanbul Tunnel is a major project. It will carry ... More Information

China develops "smart brain" for tunnel boring machines to boost underground construction

A team from Hunan University in central China has collaboratively developed an intelligent operating system for tunnel boring machines, giving these massive underground giants a "smart ... More Information

How China rescued highway project under Yangtze River

The incident occurred in February 2023 during construction of the 6.4-kilometer Jiangyin–Jingjiang Yangtze River Tunnel. Midway through excavation, at ... More Information

HS2 final tunnel drive to Euston starts next week

A team from SCS will drive a 4.5-mile twin-bore tunnel linking Old Oak Common to Euston using two tunnel boring machines, Karen and Madeleine. More Information

Work begins on £48M Knutsford sewer upgrade featuring 1.8km stormwater tunnel

Sean Reid, United Utilities county business lead for wastewater in Cheshire said: “This project highlights our ongoing commitment to improving water ... More Information

$14.6M boost moves Gering–Fort Laramie Canal Tunnel project forward

After nearly six years of planning, construction is moving forward on the Gering–Fort Laramie Canal tunnels... More Information

Webuild: second breakthrough at Trebisacce Tunnel along Jonica State Road 106

Project will help transform Jonica State Road 106 into a strategic corridor linking Ionian coasts of Calabria, Basilicata and Puglia... More Information

Ground preparation for Lower Thames Crossing tunnelling

Work is ongoing to overcome sub-optimal ground conditions in preparation for the start of tunnelling on the Lower Thames Crossing in late 2028, according to the project’s tunnels director... More Information

LA Metro approves massive $25B underground rail line to bypass 405 Freeway

The LA Metro Board unanimously approved an underground heavy rail line to connect the San Fernando Valley and the Westside, bypassing the congested 405 Freeway. The nearly 13-mile route, ... More Information

TUNNEL VISION Mega £7.4bn undersea tunnel connecting two CONTINENTS just got one step closer

A MAJOR £7.4 billion underwater tunnel connecting two continents has taken a step closer to construction. Experts have said the 24-mile tunnel is “technically viable”, paving the way for ... More Information

TBM breakthrough in Sydney

Tunnel boring machine (TBM) Jane Starkey successfully completed her 1.2km underground journey through challenging Sydney sandstone... More Information

Hochul announces $25 million for Harlem crosstown subway tunnel design

At E. 120th St., a pair of tunnel-boring machines — currently under construction in Germany — will bore new, 8,400-foot tunnels north from the end ... More Information

Tunnelling under the Yarra River

Our two Tunnel Boring Machines (TBMs) will soon be travelling underneath the Yarra River... Approximately 300 metres of the 6.5 kilometre North East Link will be under the Yarra ... More Information

The Boring Company says its tunneling machine is 'ready to mine in Nashville'

The Music City Loop project is aimed at transporting people from Nashville International Airport to Lower Broadway in roughly 10 minutes. By Li ... More Information

Norway Is Building the World's Longest and Deepest Tunnel Beneath the Sea

The Rogfast project, short for Rogaland Fixed Link, is an underwater road tunnel being built beneath Norway's fjords as part of the E39 coastal ... More Information

Future engineers become 'TBM Captains' for Suburban Rail Loop

Tunnel Boring Machines (TBMs) that will begin work this year. The tour of the eastern tunnel entrance was part of a long-term initiative, with ... More Information

Image gallery: Civil works completed on HS2's longest tunnel

Main construction on the Buckinghamshire structure began in May 2021 with the launch of two 2,000-tonne tunnel boring machines (TBMs), named Florence ... More Information

The Boring Company Launches Free Tunnel Contest: AI Applications for Smart Infrastructure

According to Sawyer Merritt on Twitter, The Boring Company has announced a contest to build a one-mile tunnel for free, inviting proposals for ... More Information

Out of sight: spectacular HS2 tunnels offer glimmer of hope for stalling project

Despite much soul-searching over UK’s inability to build infrastructure, two sections of HS2 under Chilterns are being hailed for their engineering... More Information

HS2 January 2026 update

We’re making progress building the main infrastructure for the new line. We’ve completed 80% of tunnelling and are working on major bridges, viaducts and embankments, and HS2’s new ... More Information

Implenia Secures EUR 350 Mln Projects For Bridges, Tunnel Works In Germany

Tunnel to join motorway sections and connecting roads. The Swiss construction and real estate company said the Peene Bridge project in Wolgast, ... More Information

Incredible new $7.9bn mega rail and road tunnel to be the world's longest

The safety of our workers is of utmost importance during the construction of the Fehmarn Belt Tunnel. We will await the findings of the ... More Information

TBM launch from Rukanpura soon as metro work gains pace

The tunnel boring machine (TBM) for the underground network is likely to be launched from Rukanpura on Bailey Road, which falls under Corridor I ... More Information

World's largest-diameter boring machine used for Yangtze River railway tunnel

China's domestically developed, world's largest-diameter vertical shaft boring machine 'Qiming' was officially put into operation in Taicang City ... More Information

HCMC approves sea-crossing route with undersea tunnel between Can Gio and Vung Tau

Ho Chi Minh City has approved a strategic proposal by Vingroup to construct a direct sea-crossing road connecting the Can Gio coastal urban area with Vung Tau beach town, cutting travel ... More Information

Changi Airport’s new underground link to take passengers from future T5 to T2 in 4 minutes

SINGAPORE – Passengers at the future Changi Airport Terminal 5 can expect to reach Terminal 2 in four minutes via the airport’s new underground link... More Information

SRL inspires TBM Captains - Victoria's Big Build

Tunnel Boring Machine (TBM) Captains. When SRL East opens in 2035 ... Construction of SRL East is powering ahead, with more than 3000 people ... More Information

Beneath winter's fjords: 17 miles of rock, 1300 ft deep

Rogfast tunnel construction beneath Norway's winter fjords, 17 miles long and 1,300 feet deep,. Credits: Ground Engineering. For years, the E39 ... More Information

Massive Sinkhole Opens Near $26 Billion Tunnel Project in Melbourne

A massive sinkhole has suddenly opened up in Melbourne near a major highway tunnel construction site, sparking safety fears and halting ... More Information