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ISTSS 2020 - Call for papers and posters

The Call for Papers for the 9th International Symposium on Tunnel Safety and Security (ISTSS 2019) is open. The symposium will be held in Munich, Germany, 11-13 March 2020. This event will bring ... More Information

Save-the-Date: 2019 Breakthroughs in Tunneling Short Course

The Breakthroughs in Tunneling Short Course, the longest-running and most-attended course of its kind, marks its 12th year in 2019. The 2019 course returns to the University of Denver in Denver, CO, ... More Information

Pre-Construction works started on Delhi-Gurugram-SNB RRTS corridor

At the beginning of April NCRTC -  a joint venture between the Government of India (50%) and State Governments of Haryana (12.5%), NCT Delhi (12.5%), Uttar Pradesh (12.5%) and Rajasthan ... More Information

CIFA at BAUMA - Press Release

CIFA at BAUMA - Press Release

CIFA SHOWCASES THE HYBRID TECHNOLOGY OF THE FUTURE AT BAUMA.   The company patented its first hybrid concrete mixer in 2013, confirming its pole position in hybrid technology. At Bauma 2019 it ... More Information

TERRATEC TBMs delivering results in Thailand

TERRATEC TBMs delivering results in Thailand

With seven TBMs currently at work on major underground projects in Thailand, TERRATEC marks its latest milestone on Bangkok’s Orange Line metro project. Having delivered seven TBMs to Thai ... More Information

Tunnelling works begin for DTSS Phase 2

On  the 04.04.209 PUB, Singapore’s national water agency celebrated the launch ceremony of the first TBM for the EUR6.58 bn (SGD10 bn) Deep Tunnel Sewerage System (DTSS) Phase 2 project ... More Information

Last TBM starts for DMRC at Najafgarh

The last Tunnel Boring Machine (TBM) of DMRC’s current phase of construction started work today between Najafgarh and Dhansa Stand on the Dwarka – Najafgarh – Dhansa Stand ... More Information

Press release - Looking forward to Snowy 2.0

Press release - Looking forward to Snowy 2.0

Since the days of our pioneering past, we’ve grown and today we’re looking forward as we take on the energy challenges of tomorrow. Snowy Hydro operates the Snowy Mountains Scheme, ... More Information

Forrestfield Airport Link Update

Forrestfield Airport Link Update

A major milestone was celebrated at the beginning of April with all tunnel segments required for the 8km twin-bored tunnels produced. A total of 9098 rings - that's 54,588 segments - have been ... More Information

Come and meet Bekaert-Maccaferri at BAUMA 2019!

Come and meet Bekaert-Maccaferri at BAUMA 2019!

We love meeting you. So, come and visit our booth C3.241 and have a drink see this map for our location. We will be at the show from the 8th until the 14th of April 2019 in Munich, ... More Information

Major contractors appointed to build Cross River Rail

The Palaszczuk Government has announced the international consortia that have won the three major works packages for the Cross-River Rail Project in Brisbane. The Palaszczuk Government has ... More Information

Robbins at BAUMA

BAUMA is quickly approaching, we’re just a few days away from the world’s largest construction tradeshow. If you’ll be in Munich, Germany between April 8-14, visit Robbins at ... More Information

International Recruitment company iPS signed a personnel partnership with Jan de Nul

International Recruitment company iPS signed a personnel partnership with Jan de Nul

iPS Powerful People – a specialist in Recruitment & Cross- Border payroll services – has signed a new service contract for the provision of personnel services to Jan de Nul on April, ... More Information

Less than a month to WTC 2019!

Less than a month to WTC 2019!

It is less than a month before the beginning of the World Tunnel Congress 2019. This annual international event for the engineering sector is dedicated to underground construction. The congress ... More Information

Breakthrough on the South-Western section of the Big Ring Line

On April 4th 2019 in Moscow, the TBM Polina broke through at the Michurinsky Avenue Station in the south-western section of the Big Ring Line (BCL). The TBM had bored 1.5 km of tunnel from ... More Information

More funding to complete the Adelaide's North-South Corridor

More funding to complete the Adelaide's North-South Corridor

The Morrison and Marshall Governments have put EUR3.43 bn (AUD5.4 bn) on the table towards completion of the final 10.5 km section of the 78km North-South Corridor, between Darlington and the ... More Information

Filling and sealing the Battery Street Tunnel in Seattle

The SR 99 tunnel in Seattle opened to drivers on 04.02.2019. The tunnel and a new Alaskan Way street are designed to work together to replace the functionality of the viaduct. The tunnel provides ... More Information

Robbins – Why choose a crossover?

Robbins – Why choose a crossover?

Ground conditions don’t always fit into one category so why should your machine? Today’s TBMs must adapt to shifting geology from hard rock, to soft soil, to boulders, and everything ... More Information

PPS at BAUMA 2019

PPS at BAUMA 2019

Celebrating the third decade of PPS-Poltinger Precision Systems at BAUMA 2019. PPS have celebrated their 20th birthday in 2018 and we are starting the third decade with a series of product ... More Information

Femern A/S launches major construction works on the Fehmarn tunnel

The political parties behind the Fehmarnbelt Fixed Link project have decided to initiate a number of large construction activities in Rødbyhavn on Lolland. Femern A/S have been requested ... More Information

Blue M4 Metro Line

Blue M4 Metro Line

On the 25th of March the second of two TBMs excavating the tunnels of the Western Section (from S.Cristoforo to Solari), which is part of the Blue M4 metro line in Milan reached the Tolstoj Station. ... More Information

Voting underway to decide on name for first tunnel boring machine

Voting underway to decide on name for first tunnel boring machine

Sirius Minerals - The public have been invited to decide on the winning name for the first of three 1,800 tonne tunnel boring machines (TBM) that will construct Sirius Minerals’ underground ... More Information

Press release – Autopista al Mar 1

STRABAG: Financial close of its project “Autopista al Mar 1” in Colombia completed. USD 713 million project financing Seven international and one national bank are ... More Information

ITACET training courses at WTC 2019

Two ITACET training sessions will be organized on 3rd-4th May during WTC2019. • Tunnelling 4.0 information technology for the design, construction and maintenance of underground ... More Information

More than 25 000 moulds produced all over the world by CBE Group

More than 25 000 moulds produced all over the world by CBE Group

The French company can be proud of very satisfying production results for 2018 : CBE Group exceeds now 25 000 moulds manufactured by its French and Chinese teams since 1987. More Information

CIFA will see you at BAUMA!

CIFA will see you at BAUMA!

CIFA will be showing at BAUMA this year, they will be exhibiting as part of Zoomlion Heavy Industry group (outdoor area 905/2) and CIFA by Euromecc. They will be showcasing their leading products ... More Information

VMT at BAUMA press release

VMT at BAUMA press release

VMT will be 25 years old on the opening day of Bauma2019  VMT is crowning this anniversary with a series of product innovations to be presented for the first time at Bauma. They are the ... More Information

From paving local roads to pioneering the world’s greenest reinforced concrete: how one engineer solidified her career in tunnels

From paving local roads to pioneering the world’s greenest reinforced concrete: how one engineer solidified her career in tunnels

Carola Edvardsen is one of the world’s leading concrete experts, specialised in major international bridge, tunnel and marine projects. But getting to this point was no easy feat and she had ... More Information

Robbins EPB and Conveyors complete complex Lot 5 at Emisor Oriente

Robbins EPB and Conveyors complete complex Lot 5 at Emisor Oriente

Powerful TBM proves itself in both soft ground and hard rock.  On February 28, 2019 a ceremony was held to mark the breakthrough of a machine proven in both soft ground and hard rock. The ... More Information

West Gate Tunnel Project Graduate Program

West Gate Tunnel Project Graduate Program

The 2020 Graduate Program is now open for the Major Transport Infrastructure Authority. If you’re looking for an opportunity to get involved in Victoria’s Big Build in Melbourne ... More Information

Stockholm Metro extension

Stockholm is one of the fastest growing metropolitan regions in Europe. The population is increasing by 35,000 a year. Stockholm needs more housing and better public transportation and as a result ... More Information

TELT – approves call for tenders for French side of the tunnel

On the 11th of March 2019 the board of TELT, the Italian-French company building the tunnel for the Turin-Lyon high-speed rail link, approved the call for tenders for the tunnel, on the French ... More Information

Cool Reflections for Overheating Metros!

Cool Reflections for Overheating Metros!

“Why paint trains with high-performance solar reflective paint ..... .....and fit low emissivity glass windows?” (N.B. The focus of this document is on mixed surface and sub-surface ... More Information

Bergen Point WWTP TBM ready to be shipped to New York

Bergen Point WWTP TBM ready to be shipped to New York

The existing outfall pipe at the Bergen Point Waste Water Treatment Plant (WWTP) in Babylon, Suffolk County, NY, has to be replaced. A 4.33 km (14,200-foot) tunnel, with a 3.05 m (120-inch) inner ... More Information

Sanierungstunnel Belchen - Bi-Component Mixing Plant

Sanierungstunnel Belchen - Bi-Component Mixing Plant

The Belchen Tunnel, built in the 1970s, had to be rehabilitated due to damage to the tunnel support structure. In order to keep the traffic restrictions to a minimum, the Belchen rehabilitation ... More Information

Beyond Tunnelling - a manifesto for national action groups

Through the initiative of ITACUS, THINK DEEP groups have been established in recent years or are in the process of being established in several countries. These groups aim at raising awareness of ... 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