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Tideway - TBM Annie arrives at Earl Pumping Station

TBM Annie has reached the Earl Pumping Station site in Deptford. This marks the 2.2km point of an overall 4.5km journey from Greenwich Pumping Station to Chambers Wharf in Bermondsey. The TBM will ... More Information

Line 15 South -TBM Laurence reaches the Fort d'Ussy - Vanves - Clamart station

Line 15 South -TBM Laurence reaches the Fort d'Ussy - Vanves - Clamart station

There's a new arrival on Line 15 South of the Grand Paris Express, after Camille in July and Aby last month, TBM Laurence has now completed its drive!   On 11/09/2021 TBM Laurence – ... More Information

M4-M5 Link Tunnels: The Final Breakthrough

On the 5th of November 2021 the team excavating the M4-M5 Link Tunnels, completed their 13th and final breakthrough on the mainline tunnels.  Road headers 43 meters below ground were used to ... More Information

Moscow – development of transport infrastructure update

By the end of 2021, 17.5 km of metro lines and nine stations in Moscow will have completed their construction. In this time frame the reconstruction of the Kakhovskaya station will also be ... More Information

B 23 Garmisch-Partenkirchen bypass - Breakthrough in the Kramer tunnel

B 23 Garmisch-Partenkirchen bypass - Breakthrough in the Kramer tunnel

On the 27.10.2021 the Joint Venture Kramertunnel, BeMo tunneling and Subterra, completed the excavation of the 3.5km Kramer tunnel on the B23,  after 20 months of construction. The ... More Information

2021 ITA Awards: Registration is now open!

The ITA Awards 2021 - after the success of the 6 first editions of the ITA Tunnelling and Underground Space Awards, in Switzerland, Singapore, France, China, USA and last year as a digital event - ... More Information

Suburban Rail Loop East Inquiry and Advisory Committee

The Inquiry and Advisory Committee (IAC) invite submissions on the EES and draft Planning Scheme Amendment for the Suburban Rail Loop (SRL) East Project.   The Suburban Rail Loop ... More Information

Sydney Metro West project - Make a submission for second EIS

The community can again have its say on the Sydney Metro West railway project, with the second Environmental Impact Statement for the mega project now on public exhibition.   The latest ... More Information

Second Main Line, Munich - Planning documents for the eastern section are now available

Second Main Line, Munich - Planning documents for the eastern section are now available

The planning approval documents for the construction of the eastern section (PFA 3 East) between western bank of the Isar and Leuchtenbergring  station, from km 107,853 to km 110.711, of the ... More Information

TRAYLOR BROS. AND STRATA WORLDWIDE BRING THE BORAID LINE TO TUNNELLERS

TRAYLOR BROS. AND STRATA WORLDWIDE BRING THE BORAID LINE TO TUNNELLERS

Traylor Bros. have selected Strata Worldwide as their exclusive distribution partner in bringing their Boraid® line of TBM products to the greater tunneling marketplace.  Previously not ... More Information

FTA Releases Formal Intention to Expedite Funding for BART Phase II Project

VTA’s BART Silicon Valley Phase II Project achieved another major milestone to help advance the biggest infrastructure project in Santa Clara County history. VTA received a Letter of Intent ... More Information

TERRATEC delivers large Raise Borer to India

TERRATEC delivers large Raise Borer to India

Recently, TERRATEC successfully completed the Factory Acceptance Testing of a custom  TR3000C Raise Boring Machine (RBM). The event was held in the Company’s workshop in Tasmania, ... More Information

Press release - Longer tunnel for North East Link

Press release - Longer tunnel for North East Link

Designs for the North East Link have been released with a longer tunnel to Watsonia, simpler underground interchanges, a new tree-lined boulevard for Greensborough Road, new green bridges and new ... More Information

Namma Metro – latest updates

Namma Metro – latest updates

M/s Larson & Toubro Ltd is working on the 2.884 Kms between Shivajinagar to Shadhi Mahal shaft section (RT-03 Package) with the two TBMs Urja and Vindhya. On the 13/10/2021 three weeks after ... More Information

Final week to register for HS2’s biggest ever supply chain event

With just two weeks to go until its biggest ever ‘Meet the Contractor’ event launches, High Speed Two (HS2) Ltd is making a final call for UK businesses to register their ... More Information

Sela Pass 'Main' Tunnel Completed

On the 14/10/2021 Defence Minister  Rajnath Singh,  carried out the last blast of the main 1555m long Sela tunnel (T2) at a ceremony in the West Kameng District of Arunachal Pradesh. ... More Information

Cross River Rail Roadheaders break through ahead of schedule

Two 115-tonne roadheaders recently broke through into the cavern of the future Boggo Road station two months ahead of schedule, marking yet another significant milestone for the transformational ... More Information

HS2’s first Midlands tunnelling machine name unveiled

HS2’s first Midlands tunnelling machine name unveiled

The name of HS2’s first TBM on the northern section of Phase One has been unveiled. During a ceremony on the construction site, which is managed by HS2 joint venture Balfour Beatty VINCI, the ... More Information

TBM naming contests for Eglinton Crosstown West and Scarborough Subway Extensions TBMs

On 19/10/2021 Metrolinx introduced their naming contest for the 3 giant machines that will dig the tunnels for the Eglinton Crosstown West Extension and Scarborough Subway Extension in the Greater ... More Information

Latest News from Grand Paris Express Project

Latest News from Grand Paris Express Project

Line 15 East  - Over night between the 6th and 7th of October, the head of TBM Sarah (almost 150 t) was transferred from the Finot structure in Saint-Ouen to the Agnes shaft in Aubervilliers, ... More Information

Local Precast factory launched for Snowy 2.0

Over the weekend Snowy Hydro and the principal contractor and factory operator Future Generation Joint Venture officially launched the new Snowy 2.0 precast factory in Cooma, where 130,000 concrete ... More Information

Breakthrough! Karangahape welcomes Dame Whina Cooper

Breakthrough!  Karangahape welcomes Dame Whina Cooper

On the 17/10/2021 Auckland’s City Rail Link (CRL) celebrated a mighty milestone with its TBM Dame Whina Cooper, breaking through 32 m below ground into the Karangahape Station construction ... More Information

Grand Paris Express - End of the tunnel for TBM Aby!

Grand Paris Express - End of the tunnel for TBM Aby!

TBM Aby has broken through at the Villejuif Louis-Aragon station on Line 15 South.  The TBM - that last March crossed the Vitry Centre Station - completed the 4.3km tunnel from the Arrighi ... More Information

TBM breakthrough on the Kemano hydropower project

A TBM has broken through to complete its journey for Rio Tinto’s Kemano T2 hydropower project in British Columbia. The Kemano T2 Project has completed a second tunnel to carry water into ... More Information

Women in Tunneling Happy Hour: Digging Deeper

Women in Tunneling Happy Hour: Digging Deeper

UCA Women In Tunneling (WIT) invites you to join in conversation with some of the remarkable women in tunneling. Pour your favourite beverage and connect on Thursday, October 21st at 6:00 pm ET. ... More Information

Grand Paris Express –Line 18

On the 16/10/2021 an open day will be held from 6 p.m. to 11 p.m. for the launch of a new TBM for Line 18. This will be the second TBM  for Line 18, whose name will be revealed during the site ... More Information

Second Main Line in Munich - Planning documents for the eastern section are now available

Second Main Line in Munich - Planning documents for the eastern section are now available

The planning approval documents for the construction of the eastern section (PFA 3 East) between the western bank of the Isar and Leuchtenbergring  station, from km 107.853 to km 110.711, of ... More Information

iPS - Safety in tunnels and excavation

iPS - Safety in tunnels and excavation

Tunnelling is essential underground construction that creates tunnels in many different applications for the benefit of the community. Did you know there are many safety hazards and risks involved ... More Information

BCL - Breakthrough for TBM Olga

BCL - Breakthrough for TBM Olga

On 08/10/2021 the TBM Olga - diameter 6 m  - completed the right running  single-track tunnel – 500 m long - between the Kashirskaya station and the transition chamber at the Klenovy ... More Information

T & M Specialists now in Canada

T & M Specialists now in Canada

T&M Specialists Canada now offers a full range of tunnelling and mining specialist services throughout North America.   As Hong Kong based T&M Specialists nears 10 years ... More Information

CEAR introduces their pressurized and ventilated containerized substation – ATEX certified

CEAR introduces their pressurized and ventilated containerized substation – ATEX certified

Press release - Costruzioni Elettrotecniche CEAR is proud to introduce to the market the ATEX certified pressurized and ventilated containerized substation, that is suitable for Hazardous Area ... More Information

Second Narrows Water Supply Tunnel - Canada

Second Narrows Water Supply Tunnel - Canada

On the 04/10/2021 the joint venture  between Aecon (40%) /Traylor Bros Inc. (60%) completed for Metro Vancouver excavation of the Second Narrows Water Supply Tunnel, located in North Vancouver, ... More Information

West Connex - M4-M5 Link Tunnelling update

West Connex - M4-M5 Link Tunnelling update

Construction work on the M4-M5 Link Tunnels Project  - part of WestConnex - the Australia’s largest road infrastructure project - restarted from  31 July 2021, undertaken 24 hours a ... More Information

Epiroc - Collaboration to develop an electric trolley truck system for underground mining

Epiroc, Boliden and ABB recently entered a joint collaboration to develop an electric trolley truck system for underground mining. This development project will lower CO2 emissions, improve work ... More Information

Tunnel Skills - Tunnel Vision

TunnelSkills – the national specialist training forum for the UK tunnelling industry – specialises in the application of immersive learning and new technology to improve training, ... More Information

1000th ring completed on Tideways Greenwich Connection Tunnel

The 1000th ring has been installed on the Greenwich Connection Tunnel by TBM Annie. The TBM is now 1.5km into the journey to Chambers Wharf in Bermondsey, where the Greenwich Connection ... More Information

Tunnelling News

Deutsche Bahn awards contract for Munich S-Bahn project

The contract involves structural works for the expansion, including the construction of tunnels and an underground station. The Tunnel Ostbahnhof JV, ... More Information

Excavation completed on Italian side of Brenner Base Tunnel

The tunnel boring machine (TBM) named “Flavia” successfully bored through the Alps beneath the Mules 2–3 section, reaching the Austrian border. More Information

Giant tunnel borer set for Shantou Bay project

A giant tunnel boring machine has been installed for tunnelling under Shantou Bay in Shantou, South China's Guangdong province. [Photo provided to ... More Information

€0.4bn road and tunnel project in Georgia

Work is proceeding on the Kvesheti-Kobi road and tunnel scheme in Georgia. The scheme is part of a larger project, being carried out with Chinese ... More Information

Lahore to transform with Rs49 billion tunnel boring project

Pakistan, April 27 -- The federal government has approved Lahore's Rs49 billion Tunnel Boring Project, marking a major development for the city... More Information

Construction at Cleveland Hopkins International Airport

The 2,100-foot-long tunnel connects the terminal to parking facilities and the tramway leading to the RTA public rail line. During the project, two of ... More Information

AFFHOLDER AND J.F. SHEA TEAM UP ON $700 MILLION CONTRACT

The tunneling subsidiary, Affholder LLC, will lead a joint venture with J.F. Shea Construction, Inc., to build the I-35 Capital Express Central ... More Information

Factory Testing Complete on DC Water's first tunnel boring machine for the Potomac River

Mary passed all the necessary requirements and is one of two TBM's on the project. The tunnel is part of DC Water's Clean Rivers Project, to ... More Information

Work on Chennai Metro tunnel racing to a finish

The machine Flamingo, which started boring in 2023 for the tunnel linking Light House with Thirumayilai, is expected to reach the other end in ... More Information

CPK awards contract to build high-speed rail tunnel in Lodz, Poland

The tunnel, to be constructed using a tunnel boring machine (TBM), will have a ... More Information

Inside HS2: Meet London's miners working on the Northolt tunnels

We are on a tunnel boring machine (TBM) inside High Speed Two's huge Northolt tunnels. These tunnel boring machines are part of a tunnelling ... More Information

Ontario Begins Construction Of Last Tunnel Segment Of The Eglinton Crosstown West Extension

The remaining eastern portion of tunnel construction (500-meter twin tunnels) will use the sequential excavation method, with daily progress of ... More Information

Norway is building the world's longest and deepest subsea road beneath its fjords

We have subsea road tunnels which have that construction. And the new tunnel between Germany and Denmark, there they are laying down cases and put ... More Information

CERN releases report on the feasibility of a possible Future Circular Collider

The estimated cost of construction of the FCC electron–positron stage, including the tunnel and all the infrastructure, is 15 billion Swiss francs... More Information

TBM break through on Auckland's £915M wastewater megaproject completes 16.2km tunnel

Auckland's major wastewater infrastructure project, the Central Interceptor, has reached a significant milestone with the final breakthrough of ... More Information

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information

RiverRenew Tunnel Project Nearing Completion

The RiverRenew Tunnel System Project, the largest infrastructure investment in Alexandria's history, is nearing completion. More Information

Sydney Metro West tunnels enter final stretch after big breakthrough

Two tunnel boring machines (TBMs) constructing the huge Sydney Metro West tunnels have made a smashing entrance 24 metres below the surface. More Information

Chennai Metro Rail launches first tunnel boring machine for underground tunnelling in Kolathur

Corridor 5 begins at Madhavaram Milk Colony and connects through Koyambedu, Porur, Alandur and other residential/commercial areas of the city to ... More Information

Element Six, Master Drilling Announce Tunnel Development Partnership

Element Six and Master Drilling will deliver a diamond-enabled solution designed to increase tunneling development speed, reducing costs and minimize the environmental impact of tunnel ... More Information

Gateway Project Tunnel Connecting NY and NJ Moves Forward

Five Gateway contracts have been awarded so far, including one on Predergast's first day for construction on the Manhattan side of the tunnel... More Information

HSR Xi'an – Yan'an: Completion of All Tunnels in the Project

The HSR Xi'an – Yan'an has completed the excavation of all tunnels, including the Tongchuan Tunnel. This is a key milestone in the construction ... More Information

Brazil's US$1bn underwater tunnel project making waves among potential bidders

The first underwater road tunnel project in Brazil is attracting interest from multiple potential bidders, an official familiar with the matter ... More Information

Element Six and Master Drilling Announce Strategic Partnership for Advanced Tunnel

Achieving high quality, nonexplosive tunnel construction with various aspects of value generated compared to traditional rock excavation methods is a ... More Information

Tutor Perini Wins a $1.2 Billion NYC Contract

A joint venture of Sylmar-based civil construction firm Tutor Perini Corp. and its subsidiary Frontier-Kemper Constructors has won a $1.18 billion contract to construct a pair of rail ... More Information

Milestone reached for $1.6b Auckland wastewater tunne

Watercare's Central Interceptor project has passed an historic milestone with the southern half of the 16.2 kilometre tunnel – Blockhouse Bay ... More Information

Elon Musk's 'Wormhole' Tunnel Promises To Carry 20,000 People Per Hour In Dubai

It’s been more than eight years since Elon Musk decided he was fed up with traffic and declared he’d start digging tunnels to revolutionize public transport across the United States. So ... More Information

First tender for Dubai’s $22bn tunnels due within days

Dubai Municipality is expected to tender the first two packages of the $22bn Dubai Strategic Sewerage Tunnels (DSST) project imminently... More Information