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Gamuda Wins Major Transport Project in Australia

Press release - Gamuda Australia has been awarded a major transport project by the NSW Government, the Sydney Metro West – Western Tunnelling Package.  In a consortium with Laing ... More Information

Press release - First bore of Silvertown Tunnel completes

Press release - First bore of Silvertown Tunnel completes

Jill, the Tunnel Boring Machine (TBM) delivering the Silvertown Tunnel in east London, has reached the rotation chamber in the Greenwich site, completing the tunnelling of the first bore. The ... More Information

UYAK2023 postponed from March to June 2023

Due to the devastating earthquakes in Turkey UYAK2023, the 5th International Underground Excavations Symposium and Exhibition has been postponed to June 5-6-7, 2023. The other key dates that have ... More Information

TBM Vida breaks through on the West Gate Tunnel Project 

TBM Vida breaks through on the West Gate Tunnel Project 

The first of two giant TBMs has broken through on the West Gate Tunnel Project, marking the completion of excavation on the 2.8 km first tube of twin tunnels under Yarraville - a Melbourne suburb ... More Information

Press release - Atkins appointed to design €9.5bn Dublin MetroLink project

Press release - Atkins appointed to design €9.5bn Dublin MetroLink project

Atkins has been appointed to the design for the advance works programme of Dublin’s £8.4bn (€9.5bn) MetroLink project. The scheme, given the green light in July of last year, ... More Information

CRCHI - Slurry TBM "Channel Express" Launched for the Construction of Water Supply Tunnels in Singapore

CRCHI - Slurry TBM "Channel Express" Launched for the Construction of Water Supply Tunnels in Singapore

Press Release:- On February 1st, the "Channel Express", a Slurry TBM that was manufactured and shipped by CRCHI to Singapore was launched successfully following a  ceremony. The TBM had been ... More Information

Australasian Tunnelling Conference 2023

The 18th Australasian Tunnelling will be hosted by the NZTS in Auckland, Aotearoa New Zealand between the 5th and 8th November 2023. With an overarching focus on Trends and Transitions in ... More Information

CEAR’s R&D updates for its MV Junction boxes

CEAR’s R&D updates for its MV Junction boxes

Press Release - Cear’s R&D dept. is always improving the technical performances of its products and specifically for its MV Juction and Distribution boxes. We recently received approval ... More Information

BBT - Segments production started for lot H41 Sill Gorge-Pfons

The main part of tunnels in lot H41 Gola del Sill-Pfons will be driven by two TBMs. The machines - during their tunnelling - will install the rings, composed of prefabricated concrete ... More Information

Strata Worldwide Celebrates 30 Years in Business

The global safety company looks back on accomplishments and looks forward to providing continued support for their industries around the globe. ATLANTA, GEORGIA - January 30, 2023 - Strata ... More Information

Work begins on the Dehesa del Terzuelo tunnel construction on the High Speed Line to Extremadura

Press Release - Adif Alta Velocidad has moved significantly forward in the construction of the 69km second section of the 437km High Speed Line Madrid-Extremadura. This will link Talayuela and ... More Information

Major breakthrough for Broadway Subway Project 

A first major milestone has been reached by the Acciona Ghella Joint Venture on the Broadway Subway Project. Elsie, the first of two 150-m-long TBMs that began excavating for the Broadway Subway ... More Information

Switzerland - construction update for Isla Bella tunnel on A13 

Press release - On January 26, 2023 the patron saint Santa Barbara blessing was given so construction could begin for the safety tunnel for the Isla Bella tunnel. The tunnelling works will be ... More Information

CRCHI Showcases the overall solution for underground engineering equipment at bauma CONEXPO INDIA 2023

The 6th International Trade Fair for Construction Machinery, Building Material Machines, Mining Machines and Construction Vehicles (bauma CONEXPO INDIA 2023) kicked off on January 31, 2023. China ... More Information

Cross River Rail Project - January/February updates

Cross River Rail Project  - January/February updates

Teams have now completed Woolloongabba - Albert Street and Boggo Road - Woolloongabba sections in both directions, Roma Street to the Northern Portal 1.2 km in the upline and 750 m in the ... More Information

HS2 celebrates as longest tunnels reach halfway point under the Chilterns

On 01 February HS2 Ltd confirmed that Florence and Cecilia, the two giant TBMs driving the HS2 high speed rail project’s longest tunnels, have passed the halfway point of the 16 km (10 ... More Information

State of California Awards EUR344 (USD375 million) for VTA’s BART Project 

On 31/01/2023 the State of California awarded EUR344 million (USD375 million) to the Santa Clara Valley Transportation Authority (VTA) for its BART extension into Downtown San Jose and Santa ... More Information

Cross River Rail Project  - January/February updates 

Teams have now completed Woolloongabba - Albert Street and Boggo Road - Woolloongabba sections in both directions, Roma Street to the Northern Portal 1.2 km in the upline and 750 m in the ... More Information

WTC 2023 - Early Registration Fees deadline extended! 

After many requests, the Early Registration for WTC2023 to be held at Megaron Athens International Conference Centre (MAICC) on 12 – 18 May 2023 has been extended. The new early bird deadline is ... More Information

TERRATEC TBMs - Chennai Metro Rail update

In December, TERRATEC celebrated the assembly of the third of five ordered 6.61m diameter Earth Pressure Balance Tunnel Boring Machines (EPBMs) for the Chennai Metro Rail project in India. ... More Information

City Rail Link Press Release

Press release - Ngā mihi o te Tau Hou (happy New Year) from the team at City Rail Link! We’re back and ready for a busy year working on the next phase of works – fitting out the tunnels and stations ... More Information

Waterproof shotcrete with self-healing properties to repair and protect the vault of  the tunnel Paradiso 

Waterproof shotcrete with self-healing properties to repair and protect the vault of  the tunnel Paradiso  Press Release - The phenomenon of self-healing of cracks in concrete structures is a ... More Information

First blast for the Hovik tunnel on E18

Skanska Norge AS and the Norwegian Public Roads Administration started  the drill&blast excavation works of the Hovik tunnel on the Strand-Ramstadsletta section of the E18 Lysaker-Ramstadsletta. In ... More Information

Works begin on the Perca bypass ready for Winter Olympics 2026

This month the construction site for the 3 km Perca ring road on the SS 49 in Val Pusteria began preparatory works. The Perca ring road will improve the viability and quality of life of the ... More Information

Tunnelling begins on Scarborough Subway Extension

Tunnelling begins on Scarborough Subway Extension

TBM Diggy Scardust has officially started tunnelling for the Scarborough’s 7.8-km subway extension that will bring subway service farther north into Scarborough and accommodate as many as ... More Information

Kanpur Metro - Second breakthrough on Moti Jheel-Nayaganj underground section

Kanpur Metro - Second breakthrough on Moti Jheel-Nayaganj underground section

On the 17/01/2023 the Joint Venture Gulermak-Sam India reached an important milestone with the breakthrough of the Terratec TBM S92. The breakthrough happened at Nayaganj Station on the 3.62 km Moti ... More Information

Sepulveda Transit Corridor project

Sepulveda Transit Corridor project

Metro will host three community open houses - one of which will be virtual - on January 21, 24, and 26 - for the Sepulveda Transit Corridor Project, which will build a heavy rail line or monorail ... More Information

WTC2023 - Early Registration

WTC2023 - Early Registration

WTC 2023 will be held in a hybrid format. It will mainly be a congress with physical attendance combined with its digital side. Physical participation is encouraged so that this congress marks the ... More Information

Norway - Stad Ship Tunnel supplier conference

To date, in relation to the Stad ship tunnel construction project, about 50 contractors and suppliers have registered for the Supplier Conference. The conference will be held in Gardermoen on the ... More Information

Update for the Lonato tunnel on the HS/HC railway line Brescia East - Verona

On Saturday 7 January 2023, the TBM Martina - diameter 10.03 m, length 150 m and weight 1,750 t - began excavation from the Campagna di Lonato site  of the 4782 m second tube of the Lonato rock ... More Information

The Cairo Metro Line 4 Project

The Cairo Metro Line 4 Project

In December 2022 Eng. Sayed Farouk - CEO & Chairman of the Arab Contractors Company, visited the Cairo Metro Line 4 project to follow up on the work progress. First, there was a meeting to ... More Information

UYAK2023 Deadline Extended

On the request from authors, the full paper submission date of UYAK2023 Symposium has been extended up to January 15, 2023. The full papers of the accepted abstracts should be uploaded to the ... More Information

Normet acquires Finland-based boom systems manufacturer Rambooms and hydraulic attachments supplier Marakon

Press release - Normet has agreed to acquire Rambooms Oy, a manufacturer and supplier of rock breaker boom systems, and Marakon Oy, a supplier of hydraulic hammers and excavator attachments for the ... More Information

Undergraduates offered paid summer placements on HS2

University students who live, or study, in the Midlands are being offered the chance to join HS2’s construction partner Balfour Beatty VINCI (BBV) on an eight-week paid work placement this ... More Information

TBM named for the S19 Rzeszów Południe - Babica expressway

TBM named for the S19 Rzeszów Południe - Babica expressway

The name of the TBM that will drill the 2.2 km long tunnel on the S19 Rzeszów Południe - Babica expressway was recently announced as Karpatka.   A selection of names were chosen by ... More Information

Romania - Last breakthrough for the Batuta tunnel 

In January the excavation of the Batuta railway tunnel was completed. It is part of upgrading of the Frontiera-Curtici-Simeria railway line for trains with a maximum speed of 160 km/h. This ... More Information

Tunnelling News

'Hi-tech' tunnelling machine utilised at landmark Scottish Water project in Glasgow

A tunnel boring machine (TBM) has been used to complete the installation of a key part of a new trunk water main ... More Information

Construction of parallel Thimble Shoal Tunnel halted after underwater discovery

“It's not unheard of, but it's not every time you go out with a TBM (tunnel boring machine),” he said. The discovery pauses tunneling until February ... More Information

US construction firm bags £169M contract for Ohio overflow sewer

The Northside Interceptor Tunnel (NSIT) project is designed to prevent combined sewer overflows from entering the Cuyahoga River during storms. More Information

Drone video shows Hampton Roads Bridge-Tunnel expansion progress

VDOT officials provided drone footage from June showing the progress on the project. Check out how the work is progressing in the video above... More Information

Go Ahead for 68 Mile Hyperloop Tunnel but "Public Transit" element remains a "Concept"

The Boring Company's planned expansion for the Loop has received approval from the Las Vegas Council. The initial plan for the Vegas Loop was only for 51 stations and 29 miles... More Information

Cleveland's $3B Project Clean Lake Features Large-Scale Storage Tunnels

Designed to reduce pollution in Lake Erie by four billion gallons per year, Project Clean Lake is a 25-year plan being overseen by Cleveland's Northeast Ohio Regional Sewer District ... More Information

North-South Corridor: Torrens to Darlington section

The Australian and South Australian governments are delivering the final and most complex section of the North-South Corridor... More Information

HS2 TBMs complete three quarters of Chiltern tunnels

The two tunnel boring machines (TBMs) delivering the longest tunnels on the High Speed 2 (HS2) railway have passed the three quarters mark. More Information

Main tunnelling at Silvertown Tunnel now complete, photos reveal

It can be revealed that both boreholes of the Silvertown Tunnel are now complete, after a Green politician spotted the tunnel boring machine on the north bank of the Thame... More Information

Breakthrough in evacuation route of Nepal's first tunnel project achieved

The Nagdhunga-Sisnekhola tunnel, the first-ever road tunnel construction project in Nepal, made a major breakthrough in the construction of the ... More Information

Dubai seeks firms for $22bn tunnels project

Dubai Municipality has invited firms to express interest by 11 August in bidding for the contract to provide project management consultancy for deep tunnels and sewage treatment plants ... More Information

Al Fateh Highway tunnel in Bahrain set to open partially

A tunnel is set to partially open to traffic as part of the multi-million dinar revamp of one the major arterial thoroughfares in the heart of the capital. Work of the project is ... More Information

Campaign launched by Shetland Islanders to construct tunnel links

Residents of the Shetland Islands are hoping to push forward plans to construct subsea tunnels to improve transport across the Scottish islands... More Information

Silvertown Tunnel cut and cover sections progress

Work has ramped up on the cut and cover section at the tunnel's south entrance on the Greenwich peninsula, since the arrival of tunnel boring machine. More Information


Tunnel-boring machines (TBMs) have emerged as the safest tunneling method in a context of technological advances in geotechnical engineering, ... More Information

Vizhinjam railway tunnel, third longest tunnel in country, to adopt Austrian tunnelling method

Instead of using the expensive tunnel boring machine (TBM), Vizhinjam International Seaport Limited (VISL) which is implementing the Vizhinjam ... More Information

Wynn is 'making progress' on underground connection to Convention Center

Wynn Las Vegas announced that the Boring Company's Prufrock-2 tunnel boring machine has surfaced at the resort, completing construction on a ... More Information

HS2 Launches Procurement Process for Automated People Mover

A tunnelling milestone for HS2: the tunnel boring machine Dorothy has broken through on the second bore of the Long Itchington Wood tunnel. Siemens ... More Information

Future of Tunnelling | Four High Speed 2 twin bores progressing well despite challenges

Work on High Speed 2's Euston Tunnel construction might have halted, but the construction of the other twin bore tunnels for the project is ... More Information

Afcons Achieves Another Breakthrough with TBM Sudarshan 8.1 at Begumpul RRTS Station

Afcons Infrastructure reaches a significant milestone with the second tunnel breakthrough of Tunnel Boring Machine S88 in Package 8 of the ... More Information

Skanska completes £1.4bn Los Angeles light rail project

The project consisted of a 1.76km long, 6.4m diameter tunnel excavated using a Herrenknecht tunnel boring machine between Union station and the ... More Information

Tunnel boring machine 'MudHoney' reaches destination in Wallingford

SEATTLE — MudHoney, an 18-foot diameter tunnel boring machine, finished its journey in Seattle from Ballard to Wallingford on Monday... More Information

Longest Victorian road tunnels take shape for North East Link project

The Victorian government says North East Link tunnels are now well ... new 6.5 kilometre road tunnels, with two massive tunnel boring machines to ... More Information

By mid-2024, Mumbai-Pune Expressway will have world's widest tunnels

For the tunnels, controlled blasting has been used instead of tunnel boring machines (TBMs), due to the Austrian blasting method's superior speed ... More Information

New funding secured for research into Morocco-Spain underwater rail tunnel

The Europe-Africa Gibraltar Strait fixed link project would amount to the construction of an underwater tunnel housing a high-speed rail link. More Information

Progress on HS2’s Copthall Green Tunnel as Western portal is complete

Engineers working on the HS2 project are celebrating progress as they have completed the western portal of the Copthall Green Tunnel. Located in Hillingdon, the 880m long tunnel structure ... More Information

How India's first underwater metro tunnel was built in record 66 days

India's first underwater metro tunnel is expected to be opened by December this year. It was built about 30 ... World Record in Road Construction. More Information

Gateway Commission Releases Shortlist for $16B Hudson River Tunnel

The commission has said major construction could start as soon as next year, which would put it on track to complete the new tunnel in 2035 and to ... More Information

Groundbreaking Ceremony Held for Nordhavn Tunnel, Copenhagen's New Infrastructure Marvel

It is constructed by a joint venture between Besix and MT Højgaard. The Nordhavn Tunnel will extend the existing Nordhavnsvej tunnel, ... More Information

Tunnelling teams sought for priority Toronto subway extension project

17 MAY, 2023 BY NIA KAJASTIE The Ontario government has kicked off the procurement process for the construction of the Yonge North Subway Extension tunnels. The Yonge North Subway ... More Information

Work commences on new 1.4km road tunnel in Copenhagen

A ground breaking ceremony has been held for the Nordhavn Tunnel, a new 1.4km road tunnel in central Copenhagen being constructed by a Besix - MT ... More Information

Toronto is building a massive $380 million tunnel spanning over 3 kilometres

Construction of the Fairbank Silverthorn Storm Trunk Sewer System project surpassed a key milestone on Monday, when a tunnel boring machine was ... More Information

TBM breakthrough on Grand Paris Express Line 16

Work on Lot 2 of Line 16 of Grand Paris Express metro is now 83% complete, following the breakthrough of a tunnel boring machine (TBM) at Sevran... More Information

The Largest Inner City Tunnel In Greece Is Coming

The extension will include a large tunnel, which will be the largest ... The last section of the route (1 km) will be flat road construction and ... More Information

Elon Musk's Boring Company Just Got the Green Light to Expand Its Las Vegas Tunnel Network

Kirkpatrick was also worried about construction around the airport and wanted to make sure the company had obtained the necessary approvals from ... More Information

NYC's $16 Billion Gateway Tunnel Wins Key Access at Hudson Yards

The construction of New York City's new $16.1 billion rail tunnel took a major step forward Tuesday when the commission overseeing ... More Information

India's First Undersea Twin Tunnels

Twin Tunnel Mumbai: More than two years after 35 men and a giant Chinese Tunnel Boring Machine began cutting though complex geological strata, ... More Information

_TBM “Mireille” completes excavation on Line 16 of Grand Paris Express

The breakthrough by TBM "Mireille" completes the first 5.3 kilometres of the tunnel work connecting Chelles with the municipality of Sevran, resulting ... More Information

Elephant & Castle station tunnelling tender launched

Transport for London has kicked off procurement for the tunnelling works ... and civils construction, and stage two involving the station fit-out. More Information