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Hong Kong-Zhuhai-Macao bridge and tunnel update

Hong Kong-Zhuhai-Macao bridge and tunnel update

A 38km bridge in the South China Sea will form a fixed crossing over the Pearl River Estuary between Zhuhai and Macau on the western side and Hong Kong on the eastern side. The Y-shaped bridge ... More Information

Eurasia Tunnel opens in December

The $1.25 billion Eurasia Tunnel, which is 14.6 km long with 3.4 km under the sea, connecting the European and Asian sides, will open to the public on 20.12.2016. Turkish President Erdogan had a ... More Information

Datwyler appoints new CEO

Datwyler appoints new CEO

The Board of Directors of Datwyler Holding Inc. has appointed Torsten Maschke to the new CEO of the Sealing Solutions division and made him a member of the Executive Management. The 47-year-old ... More Information

Organizational Changes in anticipation of iPS’ 2020 growth initiative.

Organizational Changes in anticipation of iPS’ 2020 growth initiative.

iPS announces the appointment of Hans van Burk as Director Sales and Marketing. Hans (43) has extensive sales experience within the energy and maritime industry, recently as Commercial Director of ... More Information

Indianapolis - DigIndy wastewater project

Indianapolis - DigIndy wastewater project

On Tuesday, September 6, 2016, one of the longest-running Robbins TBMs embarked on its most extensive project yet.  The 6.2 m (20.2 ft) Main Beam machine, owned by the Shea-Kiewit (S-K) JV, ... More Information

Mühlhäuser makes strategic partnership with SMT Scharf

Mühlhäuser makes strategic partnership with SMT Scharf

Mühlhauser GmbH from Freienbach entered into an agreement with SMT Scharf GmbH. Core of the strategic partnership is the exclusive sale of a jointly developed logistics solution for ... More Information

TERRATEC delivers another Microtunnelling System for Thailand

TERRATEC delivers another Microtunnelling System for Thailand

On 26th August 2016, TERRATEC successfully completed the Factory Acceptance Tests of a new Microtunnelling System in its assembly plant in Guangzhou, China. The testing was attended by ... More Information

Tunnelbuilder welcomes Trimble

Tunnelbuilder welcomes Trimble

Tunnelbuilder welcomes Trimble as an animated banner advertiser.  Positioning-centric information is changing the way people, businesses and governments work throughout the world. By ... More Information

3rd Urban, Underground Space and Tunneling Conference

The 3rd Annual Urban, Underground Space and Tunneling large scale conference is designed to meet all building industry practitioners' demands to secure and guarantee their investments. The three day ... More Information

Press release – Sandvik 9,000th unit rolled out

The Sandvik Turku plant in Finland, which produces underground mining loaders and trucks, rolled out its 9,000th machine, the Sandvik TH663 dump truck on Friday, September 16. This specific machine ... More Information

Geofluid 2016

Geofluid 2016

The 21st edition of the International Exhibition & Conference on Technology and Equipment for Prospecting, Extracting and Conveying Underground Fluids will be held at the Piacenza Expo, ... More Information

International Water Mist Conference

International Water Mist Conference

At this years conference in Vienna, Austria there were over 100 attendees from as far afield as Australia, Japan and the United States. Also at the conference Luciano Nigro  a member of the ... More Information

Book now for the ITA Tunnelling Awards 2016

It is time to book for the conference and banquet.  Take part in this exceptional event. Learn  more about the outstanding projects and initiatives participate in a special confrence. ... More Information

Innovations in Tunnel Construction Methods

Current innovations in tunnel construction methods have become an important aspect of the tunneling industry to explore in recent times. With the American Society of Civil Engineers giving the ... More Information

ES rubber Gaskets for the Tel Aviv Metro - Red Line

ES rubber Gaskets for the Tel Aviv Metro - Red Line

We are proud to be a part of the new Tel Aviv Metro project - Red Line Western Section, supplying our Rubber Gaskets to the China Railway Tunnel Group. Designed and constructed by NTA ... More Information

Tunnelbuilder team at Expotunnel

Tunnelbuilder team at Expotunnel

The tunnelbuilder team will be attending Expotunnel in Bologna, Italy, from the 19th until the 21st of October as a media partner.  We will have a full complement of staff on hand so if you ... More Information

TBM Daisy the Driller officially launched

TBM Daisy the Driller officially launched

On the 6th of September the Scottish Cabinet Secretary, Roseanna Cunningham, officially launched the tunnelling phase of the Shieldhall Tunnel in Glasgow by naming the TBM, Daisy the driller. The ... More Information

Robbins Crossover XRE TBM gets ready to drill for Albanian hydropower

Robbins Crossover XRE TBM gets ready to drill for Albanian hydropower

Hydropower will be Albania’s first source of electricity but only 30 - 35 % of the country's hydropower potential has been developed so far. The Devoll Hydropower Project consisting of two ... More Information

Postponed - bid for bi-national Agua Negra tunnel

On 30.08.2016 EBITAN (Ente Binacional Túnel de Agua Negra) formed the commission to oversee the prequalification of companies interested in the construction of the Agua Negra tunnel. The 13km ... More Information

Tunneling for Northgate Link completed

Tunneling for Northgate Link completed

On the 02.09.2016 Sound Transit contractors, the joint venture JCM Northlink LLC, composed of Jay Dee Contractors, Frank Coluccio Construction Company, and Michels Corporation, have completed ... More Information

NTA- Tel Aviv Mass Transit Tender

Tender No. 127/2016 -  For the Provision of Instrumentation Installation and Monitoring Services for the Tel Aviv MetropolitanMass Transit System - The Turkish Alignment 1. N.T.A - ... More Information

Book now for the ITA Tunnelling Awards 2016:

Book now for the ITA Tunnelling Awards 2016:

On November 10th and 11th 2016, the International Tunnelling and Underground Space Association is organizing the second edition of its ITA Tunnelling Awards, an international competition seeking to ... More Information

Melbourne Metro Graduate Program

Melbourne Metro Graduate Program

The Melbourne Metro Rail Authority (MMRA) and Level Crossing Removal Authority (LXRA) Graduate Program provides recent graduates the opportunity to work with world-class industry experts on two of ... More Information

Mexico’s Crossover TBM makes its Mark for Robbins

Mexico’s Crossover TBM makes its Mark for Robbins

On March 29, 2016, North America’s first Crossover TBM broke new ground in Mexico City.  The 8.7 m (28.5 ft) diameter Robbins XRE—a cross between a rock TBM and an EPB—emerged ... More Information

Fehmarnbelt link

The updated application for planning permission for the Fehmarnbelt tunnel in Germany was submitted for public consultation in Germany between the 12th  July and 26th  August 2016 by ... More Information

Lake Thistle Emergency Drainage Project - Webinar

UCA Young Members invite you to join them for the webinar: Wednesday, August 31, 2016, 10:00 am MT. Speaker: Randall Essex, P.E., Executive V.P. Mott MacDonald  UCA webinars are funded by ... More Information

Eglinton Crosstown LRT East Tunnels Completed

On 17.08.2016 the Eglinton Crosstown LRT, Toronto’s new 19-km light rail transit (LRT) line project that will run along Eglinton Avenue with a central 10 km underground section, reached ... More Information

Best Practice Guide on SCL Exclusion Zone Management

Best Practice Guide on SCL Exclusion Zone Management

The British Tunnelling Society (BTS) has made available for download the recently published best practice guide on Sprayed Concrete Lining (SCL) Exclusion Zone Management, which brings together a ... More Information

VMT – North West Sydney Metro

 VMT  – North West Sydney Metro

With an ever-increasing population the northwest district of Sydney is currently believed to be the region with the highest car ownership density per household in Australia. It is expected that over ... More Information

Red Line Light Rail in Tel Aviv

The Red Line in Tel Aviv is part of the Gush Dan Light Rail. The Gush Dan is a metropolitan area including areas from both the Tel Aviv and the Central Districts of Israel. The Red Line light rail ... More Information

TERRATEC Double Shield TBM passes midpoint in Laos

TERRATEC Double Shield TBM passes midpoint in Laos

Early July saw the TERRATEC Double Shield TBM passing the mid-way point of the 11.5km long tunnel for the Xe-Pian Xe-Namnoy Hydropower Project in Laos. After its assembly and sliding through the ... More Information

Lake Mead Intake No. 3 to receive Tunnel Achievement Award at 9th Annual Breakthroughs in Tunneling Short Course

Lake Mead Intake No. 3 to receive Tunnel Achievement Award at 9th Annual Breakthroughs in Tunneling Short Course

The Lake Mead Intake No. 3 project has been selected as the winner of the 2016 Tunnel Achievement Award for Project Excellence. The award is presented annually at the Breakthroughs in Tunneling ... More Information

Three-level tunnel under Bosphorus Strait

Three-level tunnel under Bosphorus Strait

Transport, Maritime Affairs and Communications Minister Ahmet Arslan announced the preliminary qualification process, for technical and financial offers regarding the research bid for a three-level ... More Information

Work commences on India's longest rail tunnel

Work commences on India's longest rail tunnel

On 30.07.2016 the  Union Railway Minister Suresh Prabhakar Prabhu laid the first foundation for the Imphal Railway Station at Yurembam Awang Leikai. This is located 13km southwest of Imphal ... More Information

tunnelbuilder welcomes Eternal Metal!

tunnelbuilder welcomes Eternal Metal!

Tunnelbuilder would like to welcome Eternal Metal as the latest advertiser on our websites. Eternal Metal are builders of products for the tunnelling and mining industries, their main products ... More Information

Latest Dätwyler newsletter now available

Latest Dätwyler newsletter now available

For the latest information from Dätwyler please read their newsletter or you can visit their website http://www.datwyler.com/en/home/ .30/16. More Information

Tunnelling News

The world's longest expressway tunnel: China's Tianshan Shengli Tunnel

At the same time, the project also implemented China's first 'three-tunnel parallel construction' plan, which increased the number of workfaces. At ... More Information

'Not really where you want to be': Ground preparation for Lower Thames Crossing tunnelling

The Lower Thames Crossing is a major new road and tunnel project in the UK, intended to alleviate congestion at the Dartford Crossing and enhance. More Information

Funding problems affect metro line extensions

In the Athens metropolitan area, construction of Line 4 is continuing, with the Avax-Ghella-Alstom consortium saying the two tunnel-boring machines ... More Information

Transport Minister inspects progress on Cairo Metro Line 4 phase one

Four tunnel boring machines (TBMs) are in operation—two in each direction. According to the project timeline, the first TBM has reached the Grand ... More Information

Here's what happened with Toronto's Scarborough Subway Extension in 2025

SSE tunnelling, which began in January 2023, is being carried out with the largest tunnel boring machine (TBM) ever used on a Canadian transit project ... More Information

NHAI connects Tunnel No. 4 on Shimla bypass

NHAI PIU Shimla Project Director Anand Kumar, Bharat Construction ... The tunnel was constructed using the New Austrian Tunnelling Method (NATM) ... More Information

Mumbai-Ahmedabad Bullet Train Update: Palghar Tunnel Breakthrough Achieved

NHSRCL Bullet Train Project | India First Bullet Train Update: Last year, the Ministry of Railways achieved a breakthrough in the construction of ... More Information

Main tunnel works connecting future Changi Airport T5 to existing T2 completed

Main tunnel works connecting the future Terminal 5 to the existing Terminal 2 are completed, as the Changi East development gathers pace... More Information

Testing completed on Hudson River Tunnel boring machines

The project calls for construction of 9 miles of passenger-rail track between New York ... More Information

World's longest motorway tunnel finally opens in £3BILLION project

The Tianshan Shengli (Victory) Tunnel, located in the Tianshan Mountains of Xinjiang, China, measures some 22 kilometres – roughly 13.75 miles – and ... More Information

Cross-river tunnel of Nanjing Metro Line 4 Phase II completes tunneling

This photo taken on Dec. 27, 2025 shows the rear of the "Xinzhengcheng" tunnel boring machine at the construction site of Nanjing Metro Line 4 ... More Information

Tunnels Design and Construction Market is Going to Boom

HTF Market Intelligence projects that the global Tunnels Design and Construction market will expand at a compound annual growth rate (CAGR) of 6.80% from 2025 to 2032, from 72 Billion in ... More Information

Longest tunnel in the world costing £7billion will connect 3 European cities

The Brenner Base Tunnel is currently under construction and will connect the countries of Austria and Italy. The impressive tunnel, which is set ... More Information

Georgian Officials Mark Completion of Railway Modernization, Hoping to Boost Transit

The works also included the construction of the 8,300-meter dual-tube tunnel near Kvishkheti, 10 bridges, six tunnels, and around 100 engineering ... More Information

Israeli municipality approves budget for new tunnel project south of Jerusalem

The Jerusalem Governorate said that the project aims to connect the Har Homa settlement, built on Jabal Abu Ghneim land, to the Begin bypass road near ... More Information

Megaprojects Under Construction Around World In 2026

Described as the largest road tunnel in the U.K., the Lower Thames Crossing will link Tilbury in Essex via a tunnel underneath the Thames with ... More Information

Delhi Metro expansion: Cabinet approved Rs 12,015 crore project

The project, planned over a construction timeline of three years, will be executed largely underground using tunnel boring machines to minimise ... More Information

World's Longest Expressway Tunnel to Open, Linking North and South Xinjiang

Engineers used innovative methods and specially designed machines called tunnel boring machines (TBMs) to dig through hard rock faster and safer than ... More Information

The huge £21bn mega-tunnel that goes right through the middle of a mountain

Huge boring machines will create a 57.5km (35.7mile) tunnel through the Alps to connect French and Italian high-speed rail networks and link Lyon ... More Information

Rome digs deep for railway that burrows beneath the Colosseum

Tunnellers used lasers to check whether ancient columns at the nearby Forum were not wobbling as their 300ft long tunnel boring machine churned ... More Information

World’s largest-diameter high-speed railway shield tunneling machine reaches milestone

The world's largest-diameter high-speed railway shield tunneling machine independently developed by China, “Linghang,” for the Chongming-Taizhou ... More Information

Third circuit on £1bn London Power Tunnels 2 project energised

Electricity has begun flowing through a new section of National Grid's London Power Tunnels 2 (LPT2) project after the energisation of a ... More Information

Westmead metro station cavern formwork the biggest in the southern hemisphere

Crews are now retrieving the 1,200-tonne Tunnel Boring Machines (TBMs) that arrived beneath Westmead in September and October, lifting each machine ... More Information

Webuild: excavation begins on three tunnels for Salerno-Reggio Calabria HS/HC Railway

All four TBMs planned for Lot 1A Battipaglia–Romagnano section are operational with launch of latest three Joining TBM Partenope, already active, are Leucosia and Ligea, whose names were ... More Information

SELI Overseas: 75 Years of Tunneling with TBMs

From Channel Tunnel to the Brenner Tunnel: When Tunneling Is Synonymous with Innovation ... SELI TBM at work on the construction site... More Information

Road realignment is major step for HS2, says firm

HS2 Ltd A view of the realigned B4525 on an overcast day. · HS2 Ltd An aerial view of the construction of Greatworth tunnel showing major earthworks ... More Information

Amtrak has made real progress in East River Tunnel rehabilitation

The tunnel has been stripped down to the concrete liner. Westbrook was told the project isn't just about modernizing and replacing what was, but also ... More Information

Madrid invests EUR 123 million in new metro stations on Line 11

TBM Mayrit enters into action in 2026 · November 2025 – February 2026: assembly of the tunnel boring machine in Comillas Park (Carabanchel district) ... Facebook Twitter Flag as ... More Information

Jerusalem Light Rail Construction Advances Ahead of Major Tunnel Work

Local reporting on city project materials notes that “the plan calls for a 2-km underground tunnel to be built beneath the city center, including ... More Information

Why and how the Civil Works Alliance changed Sizewell C tunnel designs from Hinkley Point C

Ground conditions around Sizewell C have required intense collaboration between the project’s contractors alliance to come up with new outfall and intake tunnel design solutions... More Information

AI planning of the first railway tunnel through challenging terrain

AI plans first rail tunnel through tough terrain. Artificial Intelligence China Uses AI for the Construction of Railway Tunnels. 2025-12-08 ... More Information

Will Tunneling Projects Be The Next Big Thing For Mumbai's Public Transport?

During the interview, she also called tunnel boring machines the safest and one of the most efficient ways of doing tunelling. "Only the place of the ... More Information

Chipolbrok vessels deliver tunnel boring machines to Sydney and mineral bulk to Peru

Chipolbrok delivers TBMs for Sydney Metro on Chipolbrok Star and loads 29000t minerals in Peru on Taixing, showcasing fleet versatility... More Information

How Seequent's software solutions help to manage tunnelling data

The second phase of Singapore's Cross Island Line (CRL) metro project is under way, assisted by a suite of software from Seequent. Singapore's CRL is ... More Information

Muography to Transform Tunnel Safety Monitoring

Underwater bridge tunnels have become vital arteries for cities, enabling smooth vehicular passage beneath rivers, bays, and inland waterways. More than 200 of these structures operate ... More Information

10 longest tunnels in the world that reshaped global transportation

Modern tunnel construction involves sophisticated techniques, including tunnel boring machines and advanced geological surveying. The project ... More Information

Čučković: Construction of the tunnel boring machine for the Belgrade Metro in final phase

It is a good thing that we, for example, acquired these tunnel boring machines at a lower price than other countries... More Information

Serbia plans to borrow 2.5 billion EUR in 2026 for the construction of the Belgrade metro

It is also stated that two TBMs (tunnel boring machines), the so-called moles, have already been ordered and are expected to be delivered to ... More Information

VSM starts operation at Tilbury

The pioneering Vertical Shaft Sinking Machine (VSM) from Herrenknecht, named “Verena”, after Verena Holmes, a pioneering British mechanical ... More Information