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Featured News

TBM Viviana Begins Excavation of the Turin-Lyon Base Tunnel

TBM Viviana Begins Excavation of the Turin-Lyon Base Tunnel

On April 1, 2024, at the Saint-Martin-la-Porte construction site (CO7), the red Savoy tunnel boring machine (TBM) Viviana was officially launched. This marks the beginning of excavation for ... More Information

Turin/Lyon – Final Approval for the Avigliana-Orbassano–Pronda Junction Project

On April 1, 2025, during a meeting of the Turin-Lyon Observatory in Turin, the final project for the national section of the Avigliana-Orbassano–Pronda junction was presented and approved. ... More Information

Completion of the Trisungo Tunnel Excavation in Italy

On March 27, 2025, in Arquata, the final breakthrough of the Trisungo Tunnel (1.8 km) was completed. This tunnel is part of the SS4 Salaria variant, connecting the Trisungo and Valgarizia tunnels ... More Information

North East Link TBMs break through at Yallambie

North East Link TBMs break through at Yallambie

The 2 TBMs helping build the 6.5km North East Link twin tunnels between Watsonia and Bulleen have broken through at the Lower Plenty Road interchange site – marking a major milestone on ... More Information

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Latest Tenders

Poland, Malpolska

pl/30
Railway

Closing Date: 15/04/2025

Postponed to 15/04/2025 the deadline of the open invitation to tender for the design and ...
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Switzerland, Canton of Ticino & Canton of Grisons

ch/114
Highway

Closing Date: 16/05/2025

Open invitation to tender, deadline 16/05/2025, for the renewal of the ventilation SISTO ...
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Czech Republic, South Bohemia

cz/46
Railway

Closing Date: 26/05/2025

Open invitation to tender, deadline 26/05/2025, for the modernization of the 16.6 km ...
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Poland, West Pomeranian

pl/32
Highway

Closing Date: 09/05/2025

Postponed to 09/05/2025 the deadline of the open invitation to tender for the technical ...
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Italy, Umbria

it/110
Road

Closing Date: 16/05/2025

Open invitation to tender, deadline 16/05/2025, for the upgrading of the Pallotta ...
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Austria, Salzburg

at/96
Road

Closing Date: 28/04/2025

Open invitation to tender, deadline 28/04/2025, for the supply of equipment in the ...
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Austria, Vienna

at/50
Metro Line 5

Closing Date: 14/04/2025

Open invitation to tender, deadline 14/04/2025, for support services during structural, ...
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Germany, Garmisch-Partenkirchen

de/114
Road

Closing Date: 23/04/2025

Postponed to 23/04/2025 the deadline of the open invitation to tender for the construction ...
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Poland, Pomerania

pl/27
Road

Closing Date: 25/04/2025

Open invitation to tender, deadline 25/04/2025, for the maintenance of devices in the ...
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Austria, Salzburg

at/101
Road

Closing Date: 02/04/2025 (Tender Closed)

Open invitation to tender, deadline 02/04/2025, for the renewal of ventilation equipment ...
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Germany, Assia

de/123
Motorway

Closing Date: 06/05/2025

Open invitation to tender, deadline 06/05/2025, for Construction Supervision and ...
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Switzerland, Canton Neuchatel

ch/72
Road

Closing Date: 27/06/2025

Open invitation to tender, deadline 27/06/2025, for the construction of the Aretes road ...
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Latest Awards

Austria, Lower Austria & Styria

at/24
Semmering – Railway

The consortium PORR Bau GmbH/Rhomberg Sersa Bahntechnik GmbH from Vienna secured the EUR ...
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France, Rhone - Alps

fr/56
Highway

Spie Batignolles Genie Civil from Nanterre have secured the EUR 949,643.10 contract, ...
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Switzerland, Canton of Zurich

ch/119
Railway

DE_Hintermann & Weber AG from Reinach have secured the EUR1.65 million (CHF1.57 ...
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Austria, Tyrol

at/73
Expressway

ILF Consulting Engineers Austria GmbH from Rum have secured the EUR465,435 contract, ...
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Switzerland, Canton Neuchatel

ch/72
Road

FR_SPIE MTS SA from Bussigny have secured the EUR1.23 million (CHF1.17 million) contract, ...
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Austria, Styria & Upper Austria

at/17
Motorway

  Metalltechnik Stückler KG from  St. Michael im Lavanttal secured the EUR ...
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Germany, Frankfurt on Main

de/146
S Bahn Railway

CFT GmbH -Compact Filter Technic from Marl secured the EUR 4,61 million contract, ...
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Germany, Frankfurt on Main

de/146
S Bahn Railway

SPL Powerlines Germany GmbH from Langenhagen secured the EUR 3,296,152.83 Euro, excluding ...
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Austria, Styria

at/62
Motorway

Metalltechnik Stückler KG from  St. Michael im Lavanttal secured the EUR 409,364 ...
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Austria, Styria & Upper Austria

at/17
Motorway

The consortium IKK Group GmbH from Graz/Ingenieurbüro ste.p ZT-GmbH from Graz secured ...
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Norway, Vestland

no/80
Road

The JV Roldalstunnelen Metrostav Norge AS  Bertelsen & Garpestad AS have secured ...
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Norway, Vestland

no/194
Road

The JV Roldalstunnelen Metrostav Norge AS  Bertelsen & Garpestad AS have secured ...
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Tunnelling News

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

London's Thames Tideway Tunnel now fully connected

After 10 years of construction work, the last of the 21 connections of the Thames Tideway Tunnel was made to the city's Victorian sewage system. More Information

Silvertown Tunnel

Silvertown Tunnel is the Transport for London project looking to forge a brand-new connection between Silvertown and the Greenwich Peninsula... More Information

Dubai Loop: Elon Musk to Build Huge Underground Road Network

Musk's The Boring Company, which is responsible for building a similar project in Las Vegas, aims to create 17 kilometers of tunnel capable of ... More Information

Wisconsin approves $4.5m tunnel lighting project

Wisconsin Governor Tony Evers has approved a $4.5m lighting systems upgrade project in various tunnels in Milwaukee County, Wisconsin. More Information

$1.18bn Manhattan Tunnel contract awarded as part of $16bn Hudson Tunnel Project

The Hudson Tunnel Project is the key section of the Gateway Programme, which is a comprehensive rail infrastructure investment aimed at boosting ... More Information

North East Link continues to forge ahead towards completion

Tunnelling will soon commence on Victoria's longest twin road tunnels – the North East Link tunnels – as two massive tunnel boring machines (TBMs) are ... More Information

Africa's huge £8.5m tunnel cuts up to 26 minutes off journeys to major capital city

The tunnel is to be constructed within the next three years. This project will not only create 500 jobs in the construction ... More Information

CMRL's tunnel boring machine from Panagal Park reaches Kodambakkam station after a year

Chennai Metro Rail's Phase II Project faces delays as tunnel boring machines 'Pelican' and 'Peacock' progress towards Kodambakkam... More Information

$800-million twin-tube tunnel, longest in the Philippines, nears 'breakthrough'

A senior agency official stated on Thursday that the tunneling phase of the Davao City Bypass Construction Project will achieve a long-awaited ... More Information

The World’s Largest Immersed Tunnel Is Being Built—And It’s Done Without a Tunnel Boring Machine

When we think about groundbreaking advancements, our minds often jump to cutting-edge technology like smartphones or supercomputers. But some of the most awe-inspiring innovations are ... More Information

Brenner Base TBM enters 'highly fractured' fault zone

A tunnel boring machine (TBM) working on the northernmost active construction lot of the Brenner Base Tunnel project has entered a “highly ... More Information

India building a historic Undersea Tunnel for Mumbai-Ahmedabad Bullet Train Project

He stated, "All high-quality safety norms have been adopted in the construction of this India's first carefully designed undersea tunnel project." The ... More Information

Norway's Incredible Ship Tunnel Plan Is Back On Track

Despite pandemic-related and planning delays to the project, the Norwegian Coastal Administration is pressing ahead with plans to build the world's ... More Information

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