Tunnelbuilder Promoting the world's tunnelling industry to a huge qualified audience

View the Spanish Tunnelbuilder website View the Italian Tunnelbuilder website

Archive - News

Featured News

WTC2020 - Submit your abstract!

WTC2020 - Submit your abstract!

The World Tunnel Congress (WTC) 2020 will be held in the Kuala Lumpur Convention Centre, Kuala Lumpur. Growing numbers of underground innovations claimed to hold the key to unlock the door to ... More Information

Sydney Metro Project: tunnelling edges closer to the Harbour

Sydney Metro’s third mega TBM has broken through a wall of rock at the new Crows Nest Station, marking a major milestone in the project which will link the North West Metro to the CBD and ... More Information

Fehmarn Belt - EU Probing €8.7billion Tunnel Project's Financing

After appeal Europe's competition enforcer launched an in-depth investigation on the 14.06.2019  into public financing for a planned €8.7 billion ($9.8 billion) rail and road tunnel ... More Information

Forrestfield's TBM Grace at Bayswater

After relaunching, TBM Grace has now successfully tunnelled through the station box d-wall (western end). After spending five weeks at Redcliffe Station, where she underwent scheduled ... More Information

Cipa and Rome Metro C

Cipa and Rome Metro C

CIPA S.p.A.  is carrying out the widening excavations of the odd and even tracks on the section of the Rome Metro C between the well 3.3 and the San Giovanni station. On the left side of the ... More Information

Remembering Dick Robbins 1933-2019

Remembering Dick Robbins 1933-2019

It is with deep sadness that The Robbins Company announces the passing of Richard James Robbins, President and CEO from 1958 to 1993. Dick passed away surrounded by family on Thursday May 30, 2019 ... More Information

ITA Tunnelling Awards 2019 in Miami - Florida - New Extended Deadline June 22nd, 2019

THE ITA TUNNELLING  and UNDERGROUND SPACE AWARDS 2019- 5th EDITION. The 5th edition of the international tunnelling and underground space awards welcomes new applications, ITA is now calling ... More Information

Boryeong undersea tunnel opens

Boryeong undersea tunnel opens

The Korean Ministry of Land, Infrastructure, and Transport announced that on June 6th, the South bound of the 6,927 m Boryeong Undersea tunnel, Korea’s longest undersea tunnel, had broken ... More Information

Heung Yuen Wai Highway and tunnels opens to the public

Heung Yuen Wai Highway and tunnels opens to the public

On the 26th  May 2019 the 11-km dual two-lane carriageway Heung Yuen Wai Highway opened to public. The highway includes the 4.8km Lung Shan Tunnel, 0.7km Cheung Shan Tunnel,  4.5km of ... More Information

Register by July 30th and Save at the 12th Annual Breakthroughs in Tunneling Short Course

The early registration discount for ‘The 2019 Breakthroughs in Tunneling Short Course’ ends July 30th.  Early registrants will save $100 off the price of full conference ... More Information

Press Release - Milan’s M4: end of excavation work nears as TBM reaches Foppa station box

The excavation work along Milan’s new M4 metro line came a step closer to completion as the consortium responsible for the project led by Salini Impregilo celebrated the latest breakthrough ... More Information

Forrestfield – airport link June update

Forrestfield – airport link June update

TBM Grace Tunnel boring machine (TBM) Grace arrived at Redcliffe Station last month, breaking through the one-metre-thick eastern station box wall to a cheering crowd of excited team ... More Information

Press release -Timeco Srl - an Italian dealer and agent in the world of tunnelling

Press release -Timeco Srl - an Italian dealer and agent in the world of tunnelling

Timeco Srl has been operating since 1976 as an Italian dealer and agent in the world of tunnelling, piling and special foundations. Distinguishing itself for its professionalism, speed and problem ... More Information

MineArc Refuge Chamber Remanufacture & Extension Adds Value

MineArc Refuge Chamber Remanufacture & Extension Adds Value

Refuge chambers are a significant but much-needed investment. With the growth of safety requirements, refuge chambers have become commonplace for the safe retreat of personnel engaged in ... More Information

Melbourne Metro update

Melbourne Metro update

The Metro Tunnel Project in Melbourne has reached a major milestone with assembly of the first tunnel boring machine (TBM) underway. Over the coming months, TBM pieces will be lowered into ... More Information

Chance Ceneri 2020

On 05 June 2019 In a joint statement of intent entitled “Chance Ceneri 2020”, the three railway CEOs from DB (Deutsche Bahn), SBB (Swiss Federal Railways)  and FS Italiane agreed ... More Information

Bahrain Rail Congress 2019

Bahrain Rail Congress 2019

The Bahrain Rail Congress 2019 will be held under the theme “Designing & Developing a Well Connected, World Class, National Rail Network in the Kingdom of Bahrain” which is going to ... More Information

WTC 2019

WTC 2019

Watch a video round up of all that happened at the world tunnel congress in Naples, Italy -https://www.youtube.com/watch?v=-lvvn3b4kn8&app=desktop More Information

Robbins EPB caps 62 km of Tunneling with Final Breakthrough at Emisor Oriente Line

Robbins EPB caps 62 km of Tunneling with Final Breakthrough at Emisor Oriente Line

On May 23, 2019, a celebration was in order: The last of six 8.93 m (29.3 ft) diameter EPBs had completed excavation at Lot 4 of Mexico City’s Tύnel Emisor Oriente (TEO), a feat marking the ... More Information

RETC - Exciting Things are Happening on the 16th June in Chicago

RETC - Exciting Things are Happening on the 16th June in Chicago

RETC is the only conference with a dedicated focus on the developments, technology, trends, and innovations that directly affect the tunneling and underground construction industry. Featuring a ... More Information

Swiss Tunnel Congress 2019

The Swiss Tunnelling Society (STS) is hosting the annual Swiss Tunnel Congress (STC) in the Lucerne Culture and Congress Center (KKL) between the 04-06 June 2019. The STC 2019 is organised by the ... More Information

North East Link now fully funded by Victorian government

North East Link now fully funded by Victorian government

The Andrews Labour Government has fully funded the biggest road project ever built in Victoria as part of a Suburban Transport Blitz that will get Victorians home sooner. The Victorian Budget ... More Information

Robbins - Thuong Kon Tum hydroelectric project

Robbins - Thuong Kon Tum hydroelectric project

In our latest video, take a trip with Robbins to the scenic Thuong Kon Tum project in Vietnam where a 4.5 m (14.7 ft) Main Beam TBM has recently completed boring. After being left in high humidity ... More Information

Riverlinux consortium wins Silvertown tunnel contract

An international consortium of contractors and financiers has won one of the U.K.'s last privately financed infrastructure projects, covering the $1.3-billion Silvertown highway tunnel under the ... More Information

Tunnelling milestone at Sydney Metro

Tunnelling milestone at Sydney Metro

Sydney Metro’s second mega boring machine has made history, breaking through a wall of rock at the new Waterloo Station. TBM Mum Shirl started digging from Marrickville on 5 November 2018 and ... More Information

Grand Paris Express – Ten new TBMs by 2019

Grand Paris Express – Ten new TBMs by 2019

During 2019 ten new TBMs will be launched to be used as part of the Grand Paris Express tunnel construction. Currently  two TBMs are being assembled for line 16 in Schwanau, at the Herrenknecht ... More Information

Tunnel Revolution Conference

Tunnel Revolution Conference

Tunnel revolution press release - Be a part of our exciting and interactive international conference and learn about the regulations, latest technologies, standards and procedures that impact ... More Information

Breakthroughs in Tunnelling Short Course

The 12th Annual Breakthroughs in Tunnelling Short Course will be held at the University of Denver between September 9th and 11th. The Breakthroughs in Tunnelling Short Course is the ... More Information

Improving the A303 between Amesbury and Berwick Down

On the 20th of May the NAO (National Audit Office) published a report on risks and uncertainties surrounding the UK government’s plan to build the tunnel project beneath the Stonehenge ... More Information

Refuge Chamber Quality without Compromise

Refuge Chamber Quality without Compromise

Evacuation will always be the primary course of action during a hazardous event. However, in mining operations, it is not always possible. Working hundreds of meters underground can make immediate ... More Information

Construction of the Lubuk Linggau-Curup-Bengkulu Toll Road

The Indonesian government continues to improve connectivity between the centres of economic growth on the island of Sumatra. Besides the construction and maintenance of national arterial roads, ... More Information

Doha residents welcome new metro connections

Doha residents welcome new metro connections

A remarkable addition to the city’s public transport infrastructure, the first part of Doha Metro’s Red Line, started its service for the public on May 8th running from Al Qassar in ... More Information

The only way is down - International NGO and industry take on the challenge

The ITA Committee on Underground Space (ITACUS) has launched a new initiative to tackle the challenge of food security the world is facing. As part of their Next Level Program they have joined ... More Information

Press release from the ITA

THE WORLD TUNNEL CONGRESS 2019 SHOWCASES THE POTENTIAL OF UNDERGROUND INFRASTRUCTURES The World Tunnel Congress and the 45th ITA General Assembly, organized by the International Tunnelling and ... More Information

MineARC releases step by step operator training video

MineARC releases step by step operator training video

The video shows you how to use a MineARC Refuge Chamber with an ELV/ELVP Scrubbing System.  The video is a step-by-step guide on how to operate a refuge chamber with an Extra Low Voltage ... More Information

ATS Tunnel Design and Construction Short Course – Perth, 16th – 18th June 2019

ATS Tunnel Design and Construction Short Course – Perth, 16th – 18th June 2019

This two and a half day interactive course program features a series of technical presentations and project visit. The course aim is to take the delegates through common components of a project ... More Information

Tunnelling News

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information

US Northeast Rail Corridor Gets a Major Makeover with Tunnel and Bridge Replacements

This project is designed to replace tunnels severely damaged by Superstorm Sandy, ensuring smoother and more reliable service for Amtrak, NJ Transit, ... More Information

DPWH, JICA celebrate breakthrough of Southbound Tunnel in Davao Bypass

The event marked the successful connection of the tunnel's north and south ends. The ... More Information

Jacobs joins Ramboll on Marselis road tunnel project in Denmark

Danish Road Directorate senior project manager Michael Schmidt Vosgerau said: “It is a complex task to build a tunnel on one of the busiest access ... More Information

Planning continues for Midway Tunnel, Safe Streets for All projects

The Midway Tunnel project is a $13.4 million plan ... construction of a new overpass bridge and pedestrian and bicycle walkway above the tunnel. More Information

Four million tons of clay moved in HS2 excavation

Construction on HS2's second-longest tunnel started in October 2022. The rotating cutters cut away clay and other material at a rate of about 50ft ... More Information

Jacobs Has Design-CM Role on $640M Denmark Tunnel, With Ramboll as Key Consultant

Set to begin construction in 2028, Marselis Tunnel project is core component of the country's 10-year Infrastructure Plan 2035. By Emell D. Adolphus. More Information

Elon Musk's $760,000,000 plan to build underground tunnels beneath Houston, Texas

Elon Musk's next big construction plan from The Boring Company could build $760000 worth of tunnels beneath Houston to help with flooding... More Information

Kerala Moves Closer To Vizhinjam–Balaramapuram Tunnel Rail Project

The Kerala government is preparing to invite bids next month for the tunnel rail project linking Vizhinjam International Seaport with ... More Information

Norway's Ship Tunnel Project Under Threat as Costs Rise

New cost estimates suggest the ambitious project will far exceed its approved budget, raising questions about whether it will ever be built. More Information

Davao City Bypass southbound tunnel nears breakthrough

The Department of Public Works and Highways (DPWH) announced that the southbound tunnel of the Davao City Bypass Construction Project (DCBCP) is ... More Information

CA should pursue better alternatives to the costly Delta Tunnel Project Stocktonia

Governor Gavin Newsom is attempting to fast-track the construction of a massive, budget-busting water tunnel through the Delta to ship freshwater to ... More Information

Physical Origins of Shear Strength Fluctuations in Fault Gouges

Fault gouge is rock texture within fault zones that may include rock fragments (RF) and foliated structures. Previous studies have primarily focused on remould soils, the natural structure ... More Information

Webuild expands its role in high-speed rail projects

Four modern tunnel boring machines will be deployed to ensure precision and safety in complex geological conditions. Once completed, the old single- ... More Information

Hudson Tunnel Project advances as tunnel boring machines near completion

The Hudson Tunnel Project hit a key milestone as massive tunnel boring machines near completion, with delivery set for November. More Information

Nagdhunga tunnel in final stages of construction

If we look at the history of road construction and development in Nepal, there are various records of road construction starting from the Rana period. According to articles published in ... More Information

Boring of tunnel across Yellow River completed in China's Shandong

Constructed by using a "Shanhe" shield machine with a 17.5-meter excavation diameter, this double-deck, two-way, six-lane tunnel stands as the world's ... More Information

The £1.6bn plan for world's deepest underwater road tunnel leaving 'no room for error'

Opening of Rogfast tunnel under construction. The Rogfast tunnel will be the longest and deepest undersea road tunnel on Earth. (Image: SKANSA). A ... More Information

Tunnelling complete on NSW's Coffs Harbour bypass project

Tunnelling has been completed on the A$2.2bn (£1.1bn) Coffs Harbour bypass project in New South Wales, Australia, with the excavation of the third ... More Information

Veidekke acquires tunnel construction contract for Gothenburg's West Link Project

Veidekke has received a contract from the Swedish Transport Administration to build the Stora Hamnkanalen tunnel, a component of the West Link ... More Information

German Rail completes construction of Rastatt Tunnel

GERMAN Rail (DB) has completed civil works on the new 4270m twin-bore Rastatt Tunnel, a major component of the project to widen to four tracks the ... More Information

Final contracts signed for Eastern Freeway transformation

A huge amount of work is underway to build North East Link and upgrade the freeways – two tunnel boring machines are digging deep under Rosanna ... More Information

Progress on Sydney pipeline duplication

Bouygues Construction Australia and Rob Carr have launched a tunnel boring machine (TBM) on Sydney Water's Thornleigh pipeline duplication ... More Information

The latest plan to connect BART to downtown San Jose: One tunnel rather than two

When BART and Santa Clara Valley Transportation Authority first discussed plans to send trains rolling under downtown San Jose, transit officials contemplated a design with two tunnels ... More Information

Nashville Tesla tunnel: Here's when construction could start on the Music City Loop

Elon Musk's The Boring Company is currently in the design phase of constructing a tunnel connecting downtown Nashville to the Nashville ... More Information

World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive

Oddvar Kaarmo, the Rogfast project manager, cited additional motivation for the tunnel's construction: "The port at Mortavika is quite exposed and ... More Information

China's first vertical large model for tunnel, underground space sector released

The project which is in the Guangdong-Hong Kong-Macao Greater Bay Area. The model helps make tunnel construction safer, higher-quality, more efficient and ... More Information

BMC Begins Major Water Supply Upgrade Mumbai

The project commenced in 2023 and has adopted tunnel boring machine (TBM) technology to minimise surface disruptions in crowded neighbourhoods. Of ... More Information

Slurry tunnel boring machines to be deployed for Bengaluru Twin Tunnel Road Project

B-SMILE opts for slurry TBMs over hard rock TBMs for Twin Tunnel Road project in Bengaluru due to mixed terrain... More Information

Tunnel along railway linking Shenzhen and Shanwei special cooperation zone under construction

Technicians check a tunnel boring machine (TBM) at the construction site of a tunnel in Pingshan, Shenzhen City, south China's Guangdong Province, Aug ... More Information

Construction staging area approved for Nashville's airport tunnel project

The Music City Loop will be a 10 mile tunnel connecting downtown Nashville to the Nashville International Airport (BNA)... More Information

Zojila tunnel deadline pushed to 2028: Here's why Asia's longest tunnel project is delayed

Zojila Tunnel Latest Update: On completion, the project will not only play an important role in the country's infrastructure development but also ... More Information

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information