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Modified TBM to construct the diversion tunnel for the Mularroya dam

In March 2008 the ACCIONA and Sacyr consortium were awarded the contract to design and construct the Mularroya dam in La Almunia de Doña Godina, Chodes and Ricla (Zaragoza). The contract ... More Information

Factory Acceptance Testing for the Ship Canal Water Quality Tunnel Storage Project’s TBM

A TBM EPB-Shield (diameter 6.57 m) has been assembled for the Seattle Public Utilities and King County Wastewater Treatment Division's Ship Canal Water Quality Tunnel Storage Project. The TBM is ... More Information

ITA Tunnelling Awards 6th edition - List of finalists

Online Conference and Ceremony - The international competition launched in 2015 by International Tunnelling and Underground Association (ITA) returns in 2020 for a promising 6th edition. For 5 ... More Information

HAGERBACH NXT 50 WEBINAR – Moving beyond the obvious

Taking part in the HAGERBACH NXT 50 series of webinars will broaden your understanding on the role of underground spaces in helping humankind sustainably develop on this planet and eventually future ... More Information

Clearwater Project’s TBM arrives

On the 22/10/2020 the Mixshield TBM (diameter 6.54 m) for the Los Angeles Outfall Tunnel project arrived at its destination. The Los Angeles County Sanitation Districts invited Los ... More Information

City Rail Link’s TBM arrives in Auckland

Last week a TBM, named Dame Whina Cooper in honour of the Maori rights champion, arrived in Auckland after a voyage of more than 9000 km from its factory in southern China. The ... More Information

InnoTrans postponed until 2022

Due to the constantly changing situation regarding the coronavirus pandemic and the resultant lack of planning certainty, InnoTrans is to be postponed until 2022. After consulting with international ... More Information

Cross River Rail Update

Work is progressing well, across Cross River Rail’s eight worksites in Brisbane. The project will help transform South East Queensland by unlocking the bottleneck at the core of ... More Information

Sydney’s newest motorway, NorthConnex, will be open to traffic on Saturday 31st October

NorthConnex, the dual 9 km tunnel which will link the M1 Pacific Motorway at Wahroonga to the Hills M2 Motorway at West Pennant Hills, will open to traffic on the 31/10/2020, taking ... More Information

MMRC completes 33rd breakthrough from Churchgate to Hutatma Chowk

On 16/10/2020 MMRC achieved a 33rd breakthrough with the 653-m long tunnel from Churchgate to Hutatma Chowk station for the metro Line 3 in Mumbai. It is the first TBM breakthrough ... More Information

Agreement reached on the Somport railway tunnel

Mitma (Ministerio de Transportes, Movilidad y Agenda Urbana) and Nueva Aquitania signed an agreement for the contracting and execution of a study to look at the re-opening of the Somport ... More Information

Robbins Main Beam carves out a win in Louisville

Tried and Tested TBM and conveyor complete Ohio River Tunnel - A 6.5 km (4 mi) long tunnel for wastewater storage below Louisville, Kentucky, USA has more to it than meets the eye. ... More Information

Press release - HS2 awards contract for first two London tunnelling machines

Press release - HS2 awards contract for first two London tunnelling machines This month the contract for the first two giant tunnel boring machines for London’s HS2 tunnels was signed with ... More Information

Atal Tunnel Inaugurated in Rohtang, Himachal Pradesh

On 03/10/2020 Prime Minister Shri Narendra Modi inaugurated the 9.02 km Atal tunnel in Rohtang, in the Pir Panjal range of Himalayas at an altitude of 3000 m (10,000 Feet) from the Mean Sea ... More Information

Sarwat Mountain tunnel completed

On 16/09/2020 the Saudi Arabia’s Saline Water Conversion Corporation (SWCC) completed the longest water pipeline tunnel project in the world. Its length is 12.445 km driven with a TBM, ... More Information

Light at the end of the tunnel: Balfour Beatty breaks through its final onshore tunnel at Hinkley Point C

Balfour Beatty, alongside EDF, has celebrated a major milestone on its Hinkley Point C tunnelling and marine project, as the team successfully completed the breakthrough of the longest and final ... More Information

TBM Rachel breaks through after 7km journey from Fulham to Acton

Press release - A giant tunnel boring machine (TBM) building part of London’s new super sewer has today completed its journey, marking another crucial step toward a cleaner, healthier River ... More Information

Martina TBM launched for the HS/HC railway line Brescia Est - Verona

On the 05/10/2020 at the Lonato del Garda (BS) shipyard, the Cepav Due consortium, made up of Saipem (59%), Pizzarotti (27.27%) and Icm, the former Maltauro (13.64%), started work on the HS/HC ... More Information

Warsaw metro Line 2 progress report

By the 9th October 2020 TBM shield work for the construction tunnels for the second line of the Warsaw metro reached 2239/ 2908m for TBM Maria and 921/2,878m for TBM Anna in the East section; ... More Information

GEOFLUID 2021

Geofluid will take place from the 15th to the 18th of September 2021 in the Piacenza exhibition center in Italy. This international trade fair is for the drilling & ... More Information

Eurock2021 – Call for abstracts

The Organizing Committee of the Eurock 2021 invites all interested geotechnical professionals and academics to submit abstracts for the conference, deadline: October 31st 2020. Abstracts must be ... More Information

Italy - Castelbello-Colsano Ring Road

The construction of the new 3.36 km ring road between Castelbello and Colsano is ongoing. So far 1260 m of the 2494 m long Castelbello tunnel has been completed. The excavation has been carried out ... More Information

Aucklands City Link Update

The first cuts have been made underground to build the Karangahape Station on the City Rail Link. At 32 m below street level the Karangahape Station will be New Zealand’s deepest ... More Information

World Tunnel Congress in Copenhagen Postponed to 2022

The World Tunnel Congress in Copenhagen, Denmark, originally scheduled for May 2021, has been postponed to April 2022, due to the COVID 19 pandemic. The decision was taken by a vote of the 78 member ... More Information

TERRATEC Open TBM delivered for Mumbai’s Water Tunnel Project

TERRATEC’s Open TBM for the Municipal Corporation of Greater Mumbai’s (MCGM) Amar Mahal II Tunnel Project in Maharashtra, has passed the Factory Acceptance Test (FAT),making it ... More Information

Systemair fans used in European infrastructure works

The European TEN-R (Trans Europe Netwok-Rail) programme also provides for a corridor between Amsterdam (NL) and Genoa (IT), which involves crossing Switzerland. The aim is to reduce greenhouse gas ... More Information

Milestone for Watercare’s Central Interceptor project

After ten months, the Central Interceptor TBM has passed its official Factory Acceptance Test (FAT). The TBM, which has been named ‘Hiwa-i-te-Rangi’ after a Mataariki star, has been ... More Information

Ontario Line

Metrolinx has been sharing improved plans for the Ontario Line in Toronto, as teams learn more about the geography and infrastructure, both above ground and below the surface as well as ... More Information

Grand Paris Express Line 14 South updates

TBM Koumba breakthrough at the Pont de Rungis station On 17/09/2020 the GIE NGE GC / Impregilo Joint Venture with the TBM Koumba achieved another milestone for the Grand Paris Express ... More Information

Tunnel cross passages near completion

Work is nearing completion on the cross passages which connect the new metro railway tunnels between Chatswood and Sydenham. Cross passages are an important safety feature of the Sydney ... More Information

Tunnelling hits halfway mark

Press release - The Melbourne Metro Tunnel Project’s twin rail tunnels are now halfway to completion, with the state’s biggest ever public transport project forging ahead over the past ... More Information

In depth WHITE PAPERS from the Robbins Company

If you need more in-depth explanations of Robbins products, browse through their white papers. These downloadable and printable papers, written by Robbins employees, cover everything from disc ... More Information

HAGERBACH NXT 50 Webinar

Celebrating 50 years of underground space development and research, and looking forward to the NXT 50 years. Take part in the HAGERBACH NXT 50 series of webinars and broaden your understanding on ... More Information

The WTC2020 Digital Platform

The WTC2020 Digital Platform is accessible until 23rd September 2020 at https://wtdc2020.mego.events/. The Opening Ceremony, Landmark & Keynote Lectures, Closing of WTC2020, ... More Information

Construction momentum building on Cross River Rail Project

Cross River Rail is boosting the Queensland Economy by $4.1 million per day, supporting a workforce of over 2,400 and providing work for more than 400 suppliers and subcontractor companies, 90% of ... More Information

VTA’s BART Silicon Valley Phase II Extension Project: Contractor Engagement Begins

The stretch of BART Silicon Valley into Downtown San Jose and Santa Clara is entering the procurement stage of the project. The Santa Clara Valley Transportation Authority (VTA) is reaching ... More Information

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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

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