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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

India – Second breakthrough at Agra Fort for Agra Metro Line 1

On 02/06/2023 Uttar Pradesh Metro Rail Corporation (UPMRC) and the consortium Afcons Infrastructure - SAM India celebrated the first tunnel breakthrough by the TBM EPB, named Ganga, for the Agra ... More Information

Updates on the North East Link in Melbourne

There was great progress digging out the area where the TBMs will be launched from near Lenola Street, Watsonia, for the North East Link – the missing link in Melbourne’s freeway ... More Information

The HRBT Expansion Project - TBM Mary launched

In April in the South Island launch shaft, the HRBT project team tested the electrical and hydraulic systems of the completely reconstructed TBM Mary. They performed final system tests before ... More Information

A fleet of JIMT/TERRATEC EPBMs gear up for Taiwan’s Taoyuan MRT Green Line

On behalf of its group company, JIMT, TERRATEC delivers the last two of four EPBMs that will be used by FUTSU-OBAYASHI-CEC JV (FOC JV) for the underground works on Taiwan Taoyuan Mass Rapid Transit ... More Information

Second tunnel excavated for Snowy 2.0

The Snowy 2.0 pumped-hydro mega project has achieved another important construction milestone, with a second tunnel excavation completed at Lobs Hole in the Snowy Mountains. The 2.93-km ... More Information

New breakthrough for TBM Houda

On the 29/05/2023 TBM 7, named Houda, broke through at the Becquerel manufact in Sevran, Lot 2, Line 16, as part of the Grand Paris Express route. The contractor consortium is NGE - BTP - Webuild. ... More Information

TBM Phyllis arrives at Broadway-City Hall

On 26/05/2023 Phyllis, the second of two massive TBMs that are excavating twin tunnels for the Broadway Subway Project, broke through to the future Broadway-City Hall Station, marking another ... More Information

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Tunnelling News

Construction of Shinku La Tunnel to bolster all-weather connectivity in Ladakh Rising Kashmir

Leh, Apr 21: Member of Parliament from Ladakh, Jamyang Tsering Namgyal, announced that work on the strategically vital Shinku La Tunnel is set to ... More Information

Tunneling works for key Davao bypass road seen completed this year

The Davao City Bypass Construction Project is among the 14 foreign-assisted infrastructure projects approved by the National Economic Development ... More Information

Hamptons Subway Cuts Ribbon on New Foxwoods Tunnel

Hamptons Subway, with U.S. Transportation Secretary Pete Buttigieg, cut the ribbon to begin construction of the new tunnel from Sag Harbor to ... More Information

_TBM quartet tackles differing geology on twin bore tunnel under London

All four tunnel boring machines are now working on HS2's Northholt tunnel, which is divided into two geologically differing sections. More Information

CRCHI video

New CRCHI video for world leading underground equipment - Technology innovates the world... More Information

Deer Creek update

Exciting update from the Deer Creek project team! The Wasatch Worm is almost in the ground and will be ready to start tunneling this week. Over the next few months, it will be devouring a ... More Information

Stonehenge tunnel: Underground cabling installed, while other enabling works paused

The scheme, which involves the construction of a new 12.8km two-lane dual carriageway with a 3.2km tunnel under the Unesco World Heritage Site, was ... More Information

Nepal's first transport tunnel being built with Japanese assistance

Nepal and Japan signed the contract for construction of the tunnel on September 23, 2019, while the commencement started on November 14, 2019. More ... More Information

Cowi selected as technical advisor on world's first ever ship tunnel proposed in Norway

Construction is currently estimated to begin next year. The objective of the Stad Ship Tunnel project is to improve the navigability and safety of ... More Information

How Arnold Dix became a Himalayan hero after rescuing 41 workers from Indian tunnel collapse

Arnold Dix slid his hand into a gap in the rock at the entrance to a tunnel where 41 men were trapped alive, put his back against the cold stone and listened, and felt, and listened some ... More Information

Central Interceptor Tunnel Boring Machine

Watercare Services Limited’s Central Interceptor Tunnel Boring Machine, Hiwa-i-te-Rangi, has achieved a significant milestone, reaching 10,000m (10 kilometres) since leaving Māngere in ... More Information

New tunnelling machine joins three others digging high-speed line under London

Construction of the new HS2 line has hit another major milestone with the launch of the fourth – and final – machine being used to build the giant Northolt Tunnel beneath the capital... More Information

Lower Thames Crossing planning decision moves a step closer

On 21 March, the Planning Inspectorate confirmed that the Examining Authority has sent their recommendation report on the Lower Thames Crossing Development Consent Order (DCO) application ... More Information

AECOM-Jacobs JV signs on to $6B Amtrak tunnel job

Amtrak is gearing up to dig deep in Baltimore. The railroad company selected ADVANCE, a joint venture between Dallas-based infrastructure firms AECOM and Jacobs, to serve as the delivery ... More Information

Lower Thames tunnel boosts new orders data

UK construction contract awards reached their highest level in February 2024 for seven months, according to one of the industry's data monitoring ... More Information

The incredible new £53m tunnel in Spain linking two pretty cities

The work is part of efforts to modernise the railway line between Ourense and Lugo in the autonomous Galicia region. Spanish construction giant ... More Information

ECRL hits new milestone with the completion of three tunnel excavations in Bentong district

The ECRL project features the construction of 41 tunnels with a total length of approximately 69 km along its rail alignment. Section A (Kota Bharu- ... More Information

Boring Co. receives go-ahead to drill more Vegas Loop tunnels

LVCVA President and CEO Steve Hill offered the company access to safety officers after the company was fined $100000 for construction violations ... More Information

Biden-Harris Administration Announces Nearly $4 Billion in Support

The project includes construction of a new two-track heavy rail tunnel along the Northeast Corridor from the Bergen Palisades in New Jersey to ... More Information

World's Longest Twin-Lane Tunnel Inaugurated In Arunachal Pradesh

Constructed by the Border Roads Organisation (BRO) for INR 825 crore, the tunnel is strategically vital due to its proximity to the Line of Actual ... More Information

The £13.3bn tunnel 8.5 miles long that could transform one of the world's biggest cities

The Second Avenue Subway's per-mile construction cost is higher than that of other projects in similar cities like London's Crossrail and Paris's ... More Information

First look inside Silvertown tunnel as TfL confirms summer 2025 opening

... tunnel construction in the face of environmental concerns. Construction is costing about £1bn – with a further £1.2bn due in annual repayments ... More Information

Consortium of Aecom and Arcadis appointed to tunnel and station design contract for Ontario metro

The scope of work for the PTUS contract includes construction of 3km of twin tunnels underneath Pape Avenue between the Gerrard tunnel portal and ... More Information

Snowy Hydro is inching towards powering the nation

... tunnelling progress of one of its critical boring machines ... Some 80 metres underground in temperatures well in excess of 30C, tunnel boring machine ... More Information

Judge rejects challenge to £1.7bn Stonehenge Tunnel

The High Court has thrown out a case brought by campaigners against the £1.7bn Stonehenge Tunnel project. Mr Justice Holgate said most of the ... More Information

9 of the longest underwater tunnels in the world

These stations are the first railway stations constructed under the sea and serve as emergency escape points in case of a disaster. Today, the Seikan ... More Information

EPC contractors sought for Dubai's £17bn sewer tunnels project

The strategic sewerage tunnels project by Dubai Municipality known as the Deep Tunnels Portfolio will involve the construction of wastewater assets ... More Information

The $7BN Mega-Tunnels You've Never Heard Of

But thanks to some incredible underground construction methods, Antwerp is now on course to complete a massive piece of infrastructure it's been ... More Information

3 listed & 2 Unlisted get LOA to build Mumbai Coastal Road Ext

The underground tunnel will run below Malad and Kandivali through the Mangrove creeks and a tunnel boring machine (TBM) will be used for this phase. More Information

New tunnel planned to under the Thames at Tilbury and Gravesend

ianVisits ... tunnel (c) National Grid. Construction will be done by a conventional tunnel boring machine (TBM), which will launch from a 41-metre deep shaft dug ... More Information

Third tunnel breakthrough on Guildford sewage works

A micro-TBM recently broke through on a new tunnel being built for Thames Water's project to relocate sewage treatment works in Guildford. More Information

Japan maglev train project being derailed by Shizuoka stalemate

Opposition in Shizuoka Prefecture emerged from fears the planned tunnel construction for the line could adversely affect the overall volume of water ... More Information

World's most expensive tunnel that ended up costing a whopping £2.3m a day to build

Over 5000 construction workers were employed to complete the Central Artery/Tunnel Project in the United States. More Information

Underground or Elevated Metro Rail – Which One is Better for India?

The cost of tunnel boring machines (TBM) is another significant component. The tunneling cost can be reduced by making longer tunnel contract ... More Information

From Undersea Tunnel To Station Redevelopment

The NHSRCL will construct an adjoining tunnel location as part of the package. To construct this tunnel, the Tunnel Boring Machines (TBMs) with a ... More Information

Second tunnel boring machine for Broadway Subway reaches South Granville Station

The tunnel boring machines will end their journey just before Arbutus Station, which spans two city blocks, with the west block used as the footprint ... More Information

BESIX-MTH awards Nordhavn work to Bravida

... construction of the Nordhavn Tunnel. By & Havn is tasked with developing Ørestad and the port of Copenhagen and runs the daily operations of the ... More Information

After India's first undersea tunnel, Mumbai to get its longest intra-city underground road

... construction with viaducts and modern safety measures. The Coastal Road tunnel is India's first undersea tunnel, constructed using a 12-metre ... More Information

3,200 tonne TBM delivered to France-Italy rail tunnel project

A tunnel boring machine (TBM) manufactured by German tunnelling and mining firm Herrenknecht has been delivered to the Lyon-Turin Mont Cenis base ... More Information

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