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Tunnelling complete at Silvertown

Jill, the TBM which is delivering the Silvertown tunnel in east London, has now completed work on the second bore. The TBM, named in honour of Jill Viner, the first female bus driver in ... More Information

Hobsons Bay Main Sewer TBM launched in Melbourne

Almost 65 years after the original Hobsons Bay main sewer was built for carrying more than 30% of Melbourne’s wastewater to the Western Treatment Plant (WTP), tunnelling work to build ... More Information

Construction of Northern Norway's largest transport project is now officially under way

On Wednesday 02/08/2023 the Transport Minister Jon-Ivar Nygård officially started construction for the OPS project E10/rv.85 ... More Information

TBM Iris begins drive for the High-Speed Railway Bypass in Florence

On Wednesday, 26 July 2023 – at the Campo Marte site at Florence - excavation work began on the Florence HS rail link that will involve the city's railway underpass and the new Florence ... More Information

Clearwater project - New milestones for TBM Rachel

TBM Rachel, has completed 4.83 km (3 miles) of its 11 km (7-mile) journey towards Royal Palms Beach in San Pedro, California (USA) for the Clearwater Project. Click here for a video of the ... More Information

HS2 tunnelling in the capital passes the first Milestone

HS2’s first two TBMs in London, Sushila and Caroline, have completed the 1.6 km (first mile ) of the twin-bored Northolt tunnel in the capital. Since launch in November 2022, the ... More Information

Breakthrough for the new Tenda tunnel between France and Italy

On July 31, 2023 at 11.40 am a mechanical hammer broke through the 2 m thick diaphragm of the new Tenda tunnel between Italy and France. The breakthrough is an important milestone in the new ... More Information

Snowy 2.0 Project – July Update

July marked an exciting milestone for Snowy Hydro, Snowy 2.0 and Future Generation Joint Venture - FGJV with the relaunch of TBM Lady Eileen Hudson - one of the mega project's three TBMs - at ... More Information

TERRATEC TBMs continue to impress over long drives in in Argentina

The Río Subterráneo a Lomas tunnel project in Argentina is witnessing impressive progress with the advancement of two TERRATEC Ø4.66m EPB machines. TERRATEC is pleased to ... More Information

CRCHI World's Largest Shaft Boring Machine Launches for the Underground Smart Parking Garage with World's Largest Diameter Vertical Tunnelling

Press release - On June 16th, with the 230 t main machine descending down to the bottom of the foundation pit, the world's largest shaft boring machine "Dream" launched at the underground smart ... More Information

Sydney Metro - Western Sydney Airport tunnelling kicks off

On July 04, 2023 TBM Peggy began its journey at the future Airport Business Park Station, carving out the first 5.5-km sections of the second tube of the twin metro tunnels towards the Aerotropolis. ... More Information

Experienced TBM Fitters wanted - North West London

Tunnelcraft are recruiting experienced TBM Fitters for one of their prestigious long running HS2 projects in Northwest London. Competitive rates paid plus accommodation. Candidates are to possess ... More Information

TBM Eileen completes first historic breakthrough for the Sydney Metro – Western Sydney Airport project

On 25/07/2023 the 1,066-t TBM Eileen reached the Airport Terminal metro station site, marking the first tunnel breakthrough for the city-shaping Sydney Metro – Western Sydney Airport ... More Information

Norway - Drilling through the Stad ship tunnel to examine the quality of the rock

The Norwegian Coastal Administration has started a new round of core drilling from the Kjøde side to examine the quality of the rock in the route for the Stad ship tunnel: a drilling rig ... More Information

Press release - Registration is open for visitors to EXPO Ferroviaria 2023

Registration is now open for visitors to EXPO Ferroviaria 2023, the biennial International Exhibition of Railway Technology, Products and Systems, which will take place from 3 - 5 October 2023 in ... More Information

A third TBM has been launched for the Sydney Metro - Western Sydney Airport

Last week a third TBM has been launched for the Sydney Metro - Western Sydney Airport project at Orchard Hills. The TBM is named after Catherine White, who has worked tirelessly to advocate ... More Information

Green light for major A303 upgrade past Stonehenge

Press release - The Government has given the formal green light by granting a Development Consent Order for the A303 Stonehenge scheme, which will help to unlock congestion and transform journeys ... More Information

Sydney Metro West - TBM tracker

The TBMs Daphne and Beatrice are driving the tunnels from The Bays to Sydney Olympic Park as part of Sydney Metro West: TBM Daphne already 327 m into its 11-km journey from The Bays to Sydney ... More Information

Sydney Metro - Western Sydney Airport tunnelling kicks off

On July 04, 2023 two 1,066-t TBMs Eileen and Peggy started their journeys at the future Airport Business Park Station, carving out the first 5.5-km sections of the twin metro tunnels towards the ... More Information

TBM to be used for the E6 Rentvanns/Clean water tunnel passed its Factory Acceptance Testing

It’s a successful FAT for the TBM - 200 m long, 300 t weight and with a 7.08 m diameter - that will drive the 11.3km Rentvanns/Clear Water tunnel between Trosterud and Huseby for the NVO (Ny ... More Information

ICT Bids for DPR of Assam’s Tunnel Project Under Brahmaputra

Intercontinental Consultants and Technocrats Pvt. Ltd. is the only bidder to prepare a Detailed Project Report (DPR) for the 15.6 km Gohpur – Numaligarh tunnel project in Assam. This ... More Information

CRCHI Mega Slurry TBM "Jinghua" Completes the West Line Tunnel of Beijing East Sixth Ring Road Reconstruction Project

On June 28th, the Beijing East Sixth Ring Road Reconstruction Project reported that its slurry TBM "Jinghua" had successfully made a breakthrough on the west line tunnel. This marks that the first ... More Information

Press release - The first of TELT's seven tunnel boring machines for the excavation of the Lyon-Turin base tunnel unveiled

The companies together with the public promoter witnessed the trials of the machine that will excavate the next 9 km beneath Mont Cenis. Schwanau (DE), 7 July 2023 - The first of the ... More Information

FAT complete for first Herrenknecht TBM for TELT

Today July 7th 2023 the FAT test for the first Telt TBM S-1355 built by Herrenknecht is complete. The 10.415m TBM will drive the 9km North tube from St Martin la PORTE to La Praz, parallel to ... More Information

Press release - Loo Gardens: Hidden subterranean garden revealed in London’s Super Sewer

Today, Tideway unveils Loo Gardens – a magical subterranean installation – nested within the Thames Tideway Tunnel, also known as London’s ‘super ... More Information

From Linate Airport to downtown Milan in 12 minutes on the new M4 Metro Line

From July 04, 2023 Milan’s Linate airport is now only 12 minutes away from the city centre following today’s inauguration of the San Babila Station, part of the new M4 metro line. The ... More Information

Mapei UTT - Massive contribution for waterproofing works on M4 metro line

58 years after inaugurating Milan’s first underground railway line, six stations opened their doors last year on 26th November to passengers travelling on the city’s new line, the fifth ... More Information

Gateway Development Commission announced RfQ for 2 major pieces of Hudson tunnel project

The Gateway Development Commission (GDC) announced that it has issued a Request for Qualifications (RFQ) for two major components of the Hudson Tunnel Project: Package EA1, the Hudson ... More Information

TERRATEC delivers a Rock Slurry TBM for Mumbai Sewage Disposal Project

TERRATEC is pleased to announce the delivery of a 3.85m Rock Slurry Machine for the Mumbai Sewer Disposal Project (MSDP) Stage-II - PST1 in Mumbai, India J Kumar and Michigan Engineers Private Ltd. ... More Information

Press release - Femern A/S plans to retain the tunnel element factory at Rodbyhavn

When the production of the tunnel elements for the Fehmarn Belt construction is completed, the element factory at Rodbyhavn on Lolland is scheduled to be demolished. Together with the working harbor ... More Information

Ship Canal Water Quality Project Reaches a Major Milestone!

The Ship Canal Water Quality Project has been under construction since late 2018. On June 15 at 10:18 am the 5.48 m (18-foot) diameter TBM MudHoney, completed tunneling all 4250,74 m (13,946 feet) ... More Information

Tunnel to €500MM billion: The largest Rogfast contract is out on the market - the 3rd contract on the world's longest and deepest undersea road tunnel

Press release - Work to build the world's longest and deepest undersea road tunnel is well under way from Bokn in the north to Randaberg in the south. Now the third major contract has been ... More Information

HS2 unveils huge tunnel boring machine ready to dig HS2’s Bromford Tunnel in the West Midlands

The first images have been revealed of the huge tunnel boring machine (TBM) that will dig HS2’s Bromford Tunnel, between Water Orton in North Warwickshire and Washwood Heath in ... More Information

STRATA PARTNERS WITH BINNI TO BRING PRODUCTIVITY SOFTWARE TO TUNNELLING MARKET

Press release - Strata Worldwide is excited to announce a new global partnership agreement with tunnelling software developer Binni. Under the terms of this partnership, Strata will bring ... More Information

WTC2023: the major tunnelling event concludes in Athens with three announcements

The World Tunnel Congress 2023 was successfully concluded in the city of Athens, Greece. The culmination of a week full of meetings, discussions and work on underground activities. Placed ... More Information

Tunnel excavation starts for the Perca Bypass in Italy

The Joint Venture Strabag AG, Alpenbau GmbH, Unionbau AG and Moser & Co have started work on the PERCA bypass after months of preparatory work during the winter. Excavation started at the east adit ... More Information

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Tunnelling News

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information

US Northeast Rail Corridor Gets a Major Makeover with Tunnel and Bridge Replacements

This project is designed to replace tunnels severely damaged by Superstorm Sandy, ensuring smoother and more reliable service for Amtrak, NJ Transit, ... More Information

DPWH, JICA celebrate breakthrough of Southbound Tunnel in Davao Bypass

The event marked the successful connection of the tunnel's north and south ends. The ... More Information

Jacobs joins Ramboll on Marselis road tunnel project in Denmark

Danish Road Directorate senior project manager Michael Schmidt Vosgerau said: “It is a complex task to build a tunnel on one of the busiest access ... More Information

Planning continues for Midway Tunnel, Safe Streets for All projects

The Midway Tunnel project is a $13.4 million plan ... construction of a new overpass bridge and pedestrian and bicycle walkway above the tunnel. More Information

Four million tons of clay moved in HS2 excavation

Construction on HS2's second-longest tunnel started in October 2022. The rotating cutters cut away clay and other material at a rate of about 50ft ... More Information

Jacobs Has Design-CM Role on $640M Denmark Tunnel, With Ramboll as Key Consultant

Set to begin construction in 2028, Marselis Tunnel project is core component of the country's 10-year Infrastructure Plan 2035. By Emell D. Adolphus. More Information

Elon Musk's $760,000,000 plan to build underground tunnels beneath Houston, Texas

Elon Musk's next big construction plan from The Boring Company could build $760000 worth of tunnels beneath Houston to help with flooding... More Information

Kerala Moves Closer To Vizhinjam–Balaramapuram Tunnel Rail Project

The Kerala government is preparing to invite bids next month for the tunnel rail project linking Vizhinjam International Seaport with ... More Information

Norway's Ship Tunnel Project Under Threat as Costs Rise

New cost estimates suggest the ambitious project will far exceed its approved budget, raising questions about whether it will ever be built. More Information

Davao City Bypass southbound tunnel nears breakthrough

The Department of Public Works and Highways (DPWH) announced that the southbound tunnel of the Davao City Bypass Construction Project (DCBCP) is ... More Information

CA should pursue better alternatives to the costly Delta Tunnel Project Stocktonia

Governor Gavin Newsom is attempting to fast-track the construction of a massive, budget-busting water tunnel through the Delta to ship freshwater to ... More Information

Physical Origins of Shear Strength Fluctuations in Fault Gouges

Fault gouge is rock texture within fault zones that may include rock fragments (RF) and foliated structures. Previous studies have primarily focused on remould soils, the natural structure ... More Information

Webuild expands its role in high-speed rail projects

Four modern tunnel boring machines will be deployed to ensure precision and safety in complex geological conditions. Once completed, the old single- ... More Information

Hudson Tunnel Project advances as tunnel boring machines near completion

The Hudson Tunnel Project hit a key milestone as massive tunnel boring machines near completion, with delivery set for November. More Information

Nagdhunga tunnel in final stages of construction

If we look at the history of road construction and development in Nepal, there are various records of road construction starting from the Rana period. According to articles published in ... More Information

Boring of tunnel across Yellow River completed in China's Shandong

Constructed by using a "Shanhe" shield machine with a 17.5-meter excavation diameter, this double-deck, two-way, six-lane tunnel stands as the world's ... More Information

The £1.6bn plan for world's deepest underwater road tunnel leaving 'no room for error'

Opening of Rogfast tunnel under construction. The Rogfast tunnel will be the longest and deepest undersea road tunnel on Earth. (Image: SKANSA). A ... More Information

Tunnelling complete on NSW's Coffs Harbour bypass project

Tunnelling has been completed on the A$2.2bn (£1.1bn) Coffs Harbour bypass project in New South Wales, Australia, with the excavation of the third ... More Information

Veidekke acquires tunnel construction contract for Gothenburg's West Link Project

Veidekke has received a contract from the Swedish Transport Administration to build the Stora Hamnkanalen tunnel, a component of the West Link ... More Information

German Rail completes construction of Rastatt Tunnel

GERMAN Rail (DB) has completed civil works on the new 4270m twin-bore Rastatt Tunnel, a major component of the project to widen to four tracks the ... More Information

Final contracts signed for Eastern Freeway transformation

A huge amount of work is underway to build North East Link and upgrade the freeways – two tunnel boring machines are digging deep under Rosanna ... More Information

Progress on Sydney pipeline duplication

Bouygues Construction Australia and Rob Carr have launched a tunnel boring machine (TBM) on Sydney Water's Thornleigh pipeline duplication ... More Information

The latest plan to connect BART to downtown San Jose: One tunnel rather than two

When BART and Santa Clara Valley Transportation Authority first discussed plans to send trains rolling under downtown San Jose, transit officials contemplated a design with two tunnels ... More Information

Nashville Tesla tunnel: Here's when construction could start on the Music City Loop

Elon Musk's The Boring Company is currently in the design phase of constructing a tunnel connecting downtown Nashville to the Nashville ... More Information

World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive

Oddvar Kaarmo, the Rogfast project manager, cited additional motivation for the tunnel's construction: "The port at Mortavika is quite exposed and ... More Information

China's first vertical large model for tunnel, underground space sector released

The project which is in the Guangdong-Hong Kong-Macao Greater Bay Area. The model helps make tunnel construction safer, higher-quality, more efficient and ... More Information

BMC Begins Major Water Supply Upgrade Mumbai

The project commenced in 2023 and has adopted tunnel boring machine (TBM) technology to minimise surface disruptions in crowded neighbourhoods. Of ... More Information

Slurry tunnel boring machines to be deployed for Bengaluru Twin Tunnel Road Project

B-SMILE opts for slurry TBMs over hard rock TBMs for Twin Tunnel Road project in Bengaluru due to mixed terrain... More Information

Tunnel along railway linking Shenzhen and Shanwei special cooperation zone under construction

Technicians check a tunnel boring machine (TBM) at the construction site of a tunnel in Pingshan, Shenzhen City, south China's Guangdong Province, Aug ... More Information

Construction staging area approved for Nashville's airport tunnel project

The Music City Loop will be a 10 mile tunnel connecting downtown Nashville to the Nashville International Airport (BNA)... More Information

Zojila tunnel deadline pushed to 2028: Here's why Asia's longest tunnel project is delayed

Zojila Tunnel Latest Update: On completion, the project will not only play an important role in the country's infrastructure development but also ... More Information

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information

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