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ELENG d.o.o. for advanced technical solutions

ELENG d.o.o. for advanced technical solutions

ELENG d.o.o. is a Croatian engineering and automation company based in Vinkovci, founded in 2018 to deliver advanced technical solutions across industrial sectors, including tunnelling ... More Information

Safety: What We'll Do Differently In 2026

As we head into 2026, one thing is clear: Doing more of the same will not deliver different safety outcomes. Across the past year, the signals have been consistent — from incident ... More Information

LTA awards S$326m contract for Downtown Line extension tunnels

Singapore’s Land Transport Authority (LTA) has awarded a S$326 million contract for the construction of tunnels as part of the Downtown Line (DTL) extension, which will connect the existing ... More Information

Herrenknecht Tunnel Symposium in Oslo

Press release - At the end of last year in Stockholm, we had the pleasure of hosting our latest Herrenknecht Tunnel Symposium, bringing together clients, planners, and construction companies to ... More Information

Press release - STUVA Conference 2025 in Hamburg: Three days of innovation and sustainability

Exhausted but happy! That was the prevailing feeling among most participants at the STUVA Conference 2025 in Hamburg. It was clear in advance that the three days from 25 to 27 November 2025 at the ... More Information

Joseph Gallagher Achieves Second Microtunnel Breakthrough on SIBS Project in Bahrain

Joseph Gallagher Ltd (JGL) has completed a further microtunnel breakthrough on the Sheikh Isa Bin Salman Tunnel Sewer (SIBS) project in Bahrain, marking the successful conclusion of the ... More Information

Brenner Base Tunnel: Construction Outlook for 2026

Construction activity on the Brenner Base Tunnel (BBT) is set to intensify further in 2026, with several key works advancing simultaneously along the alignment. In the H53 Pfons–Brenner ... More Information

Update to Southern California High-Speed Rail: Draft EIR/EIS Released for Los Angeles–Anaheim Section

The California High-Speed Rail Authority (CHSRA) has released the long-anticipated Draft Environmental Impact Report/Environmental Impact Statement (Draft EIR/EIS) for the 30-mile high-speed ... More Information

BM Xihe Advances Down-Track Tunnel on Hong Kong’s Tung Chung Line Extension

The tunnel boring machine (TBM) Xihe has entered a new phase of excavation on Hong Kong’s Tung Chung Line Extension (TUE), commencing construction of the down-track tunnel towards the existing ... More Information

Denmark launches €270m+ SST04 cloudburst tunnel project in Greater Copenhagen

Denmark has taken a further major step in strengthening climate resilience in the capital region with the launch of the SST04 Cloudburst Tunnel, a large-scale underground flood protection scheme for ... More Information

Major Tunnel Milestone Achieved: Tunnels Linking Future Changi Airport T5 to T2 Completed

In a significant engineering feat for Singapore’s aviation infrastructure, the main tunnel works connecting the future Terminal 5 (T5) at Changi Airport to the existing Terminal 2 (T2) have ... More Information

Terratec achieves key landmarks on Chennai Metro Phase II

Terratec achieves key landmarks on Chennai Metro Phase II

TERRATEC has achieved key landmarks on Chennai Metro Phase II with the advancement of the TBM on Line 3 and the launch of another TBM on Corridor 5, reflecting strong collaboration with Tata ... More Information

Brenner Base Tunnel: Europe’s Alpine Rail Megaproject Nears Completion at £7 Billion Investment

The Brenner Base Tunnel (BBT), poised to become the longest underground railway connection in the world, represents one of Europe’s most ambitious cross-border transport infrastructure ... More Information

Zoji La Tunnel: Engineering an All-Weather Lifeline to Ladakh

The Zoji La Tunnel is a landmark infrastructure project currently under construction beneath the Zoji La Pass in the Himalayan range. Once completed, this high-altitude tunnel will provide ... More Information

Colorado hydrogen rail proposal places major new mountain tunnel at the heart of its vision

A Colorado company is promoting an ambitious clean‑energy rail concept that would hinge on one of the most significant new mountain tunnels proposed in the state in decades — a 3.6‑mile ... More Information

Universal Seeks Bids for Underground Tunnel / Transit Project in Orlando

Universal Orlando Resort has officially opened a bidding process for what could become a major new underground transportation system linking its upcoming Epic Universe theme park with the rest of ... More Information

UK Government Backs Heathrow’s £49bn Third Runway Plan Featuring Major M25 Tunnel Works

The long‑debated expansion of Heathrow Airport has taken a decisive step forward, with the UK government formally backing the airport’s preferred proposal for a third runway — a ... More Information

Woodsmith Project Tunnel Reaches 30 km Milestone

The Woodsmith Project in North Yorkshire has achieved another landmark in global tunnelling, as its tunnel boring machine (TBM) Stella Rose passed the 30-kilometre mark on 3 December. The ... More Information

Next stage of construction begins at HS2’s longest green tunnel

Press release - The construction of HS2’s longest green tunnel took a major step forward  with the realignment of a key local road, freeing up space for the next phase of ... More Information

Top International Construction Machinery Brands - At Samoter 2026

Verona, 17 December 2025. SaMoTer 2026 (May 6-9 www.samoter.it) welcomes top names in the construction machinery industry to Verona: leading international brands have all confirmed attendance, ... More Information

Manufacturing of First Pair of Tunnel Boring Machines for Hudson Tunnel Project Completed

The Gateway Development Commission (GDC) has reached a major milestone in the Hudson Tunnel Project (HTP) with the completion of manufacturing and factory acceptance testing of the first two tunnel ... More Information

California’s Delta Tunnel: Still Central to Water Debates in 2025

The Delta Conveyance Project — often called the Delta Tunnel — remains one of California’s most hotly debated infrastructure proposals. Though not yet under construction, it looms ... More Information

International heavyweights step in as Shetland fixed-link project advances

The Shetland Islands Council (SIC) has taken a decisive step forward in its ambition to improve inter-island connectivity by appointing three major international tunnelling and civil-engineering ... More Information

BART Silicon Valley Phase II: Tunnel Work On Track, On Budget

Construction of the second phase of the BART Silicon Valley Extension — the six-mile leg running from San Jose’s West Portal through downtown toward Berryessa — remains “on ... More Information

NCE - 2025 Tunnelling Awards

The tunnelling community gathered in London last week to celebrate another year of technical excellence, creative problem-solving and sector-wide collaboration at the NCE Tunnelling Awards ... More Information

Shetland Tunnel link

The Shetland tunnel link project is currently in the modelling and feasibility stage, with three international tunnelling companies appointed in early December 2025 to assess the potential for fixed ... More Information

Lower Thames Crossing update

The Lower Thames Crossing (LTC) is a major new road and tunnel project that will create a new road link beneath the River Thames, connecting Kent in the south with Essex and Thurrock in the north. ... More Information

Breakthrough for the Toulouse metro Line C in France

On Wednesday, November 26, at 10:00 a.m., the TBM Lise Enjalbert, after travelling 920 m from the shaft of the future Ponts Jumeaux station, where it began in December 2024, broke through the ... More Information

TERRATEC TBM Achieves Outstanding Progress on CIDCO Water Tunnel Project in Mumbai

TERRATEC TBM Achieves Outstanding Progress on CIDCO Water Tunnel Project in Mumbai

TERRATEC’s T83B Open TBM is delivering strong and consistent results on the CIDCO Long Treated Water Tunnel Project in Mumbai, India. Since its launch, the machine has maintained steady ... More Information

Budget 2025 confirms DLR extension to Thamesmead

The UK government welcomes confirmation that London will deliver the Docklands Light Railway (DLR) extension to Thamesmead. The GBP1.7 bn project will be funded through Transport for London (TfL) ... More Information

STM participated in STUVA Conference & Expo 2025

STM participated in the STUVA Conference & Expo 2025, an international benchmark event for underground infrastructure and major construction projects. More Information

TBM excavation for the Bisagno Flood relief tunnel in Italy begins

The TBM Dalia (110-meter-long and 1,280-ton weight)  arrived from China a few months ago and has been assembled in the launch chamber and began excavatiosn for the Bisagno flood diversion ... More Information

India/Kerala - Fort Kochi-Vypeen undersea tunnel

India/Kerala - Fort Kochi-Vypeen undersea tunnel

The Kerala state government is expected to soon invite expressions of interest (EOI) for the construction of the Vypeen-Fort Kochi undersea tunnel connecting Vypeen and Fort Kochi as part of the 48 ... More Information

Supplier Industry Day for the (DLR Thamesmead Extension Programme (TEX) in the UK

Transport for London (TfL) has published a Preliminary Market Engagement (PME) notice for the Docklands Light Railway (DLR) Thamesmead Extension Programme (TEX). The intention is to establish ... More Information

Sweden - Invitation to Procurement Strategy Conference for the Lindholm Connection project, Gothenburg

Background - The Lindholm Connection project, which is part of the Tram and city bus Brunnsbo - Linné via Lindholmen program, is part of the strategic plan to build an inner ring road for ... More Information

First kilometre of the Turin Middle Collector completed

On 13 November, the Mix Shield TBM Gaia (4.08 m diameter, 163 m long) reached its first kilometre for the construction of the main tunnel of the Turin Middle Collector, a strategic infrastructure ... More Information

Tunnelling News

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

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