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Work Progresses in the Corbulo tunnel

Work Progresses in the Corbulo tunnel

This week, Comol5 installed the first tunnel technical installations (TTI) in the service building of the Corbulo  tunnel in Leiden. It affects 54 different installations that ensure a safe ... More Information

Breakthrough on DTSS Phase 2 for Leighton Asia

Breakthrough on DTSS Phase 2 for Leighton Asia

On 17/05/2021 Leighton Asia's Deep Tunnel Sewerage System Phase 2 - Contract T-09 in Singapore marked a major milestone, with the first 7.56m diameter TBM Teban breaking through at the South Tunnel. ... More Information

7th Edition of the ITA Tunnelling awards

The international competition "the ITA Tunnelling Awards" seeks and rewards the most ground-breaking innovation and outstanding projects in tunnelling and underground space ... More Information

Micro Tunnel Boring Machine lowers into shaft to begin first tunnelling for Watercare’s groundbreaking Central Interceptor project

Micro Tunnel Boring Machine lowers into shaft to begin first tunnelling for Watercare’s groundbreaking Central Interceptor project

A micro Tunnelling Boring Machine (MTBM) called ‘Domenica’ has been successfully lifted into a shaft at the May Rd, Mount Roskill site for Watercare’s Central Interceptor ... More Information

TBM Urvi completes Tunnelling work on the Kolkata/Calcutta East-West Metro Corridor

TBM Urvi completes Tunnelling work on the Kolkata/Calcutta East-West Metro Corridor

On the 15/05/2021 the Joint Venture ITD-ITD Cementation India Ltd celebrated the TBM Urvi breakthrough at a retrieval shaft in Bowbazar (click here for the video), completing the entire TBM ... More Information

Cross River Rail updates

Cross River Rail updates

The 165 m long TBMs Else and Merle, both weighting 1350-t,  are excavating the Cross River Rail’s twin tunnels from the launch site at Woolloongabba north towards Albert Street beneath ... More Information

HS2 launches TBM Florence the first of 10 TBMs to dig underneath the Chilterns

HS2 launches TBM Florence the first of 10 TBMs to dig underneath the Chilterns

On 13/05/2021 HS2 Ltd launched the 2,000 t TBM Florence from HS2’s South Portal site next to the M25 in Buckinghamshire. It’s the first of 10  TBMs that will collectively dig ... More Information

NEBT tunnel completed in Washington D.C.

NEBT tunnel completed in Washington D.C.

In April the Joint Venture Webuild Group /Lane Construction  completed excavation of the EUR 477.53 million (USD580 million) Northeast Boundary Tunnel (NEBT) project in Washington, ... More Information

Second Sydney Harbour tunnel added to the Priority List

Infrastructure Australia added the New South Wales Government’s proposal for a second Sydney Harbour tunnel as a Priority Project on the Infrastructure Priority List. This proposal for a ... More Information

Australia's longest road tunnel proposed for Great Western Highway upgrade

The Great Western Highway is a critical road link between Sydney and the Central West and traverses the sensitive Blue Mountains environment through several towns and villages. The NSW ... More Information

The Forrestfield Airport Link - May project update

Last week Transport Minister Rita Saffioti MLA announced that the first operational trains for the Airport Line are expected to run in the first half of 2022. While this is later than anticipated, ... More Information

Dame Whina Cooper TBM - official launch in Auckland

Final checks are now underway before the TBM Dame Whina Cooper for the Auckland’s City Rail Link starts cutting into Auckland soil in mid-May. When it will be excavating the first of the two ... More Information

Environmental approval for the Fehmarnbelt project

The construction of the fixed link across the Fehmarnbelt is taking shape, and a new milestone has just been passed. On 3rd May, the Fehmarn Link Contractors (FLC) received the final environmental ... More Information

Tideway - TBM Ursula leaves London

Tideway - TBM Ursula leaves London

On the 07/05/2021 a 1800 t Matador 3 floating crane lifted TBM Ursula off site at Chambers Wharf for her onward journey by sea to Rotterdam. Please click the link to view the lifting of the TBM ... More Information

Focus Turns To Stations As Melbourne Metro Tunnels Towards Completion

Focus Turns To Stations As Melbourne Metro Tunnels Towards Completion

On the May's first week-end Alice, the third TBM to finish work on the Melbourne Metro’s twin tunnels, broke through at Town Hall Station after successfully digging under the Yarra. It leaves ... More Information

STRATA WORLDWIDE TO DISTRIBUTE AURA IQ CONVEYOR HEALTH MONITORING TECHNOLOGY

STRATA WORLDWIDE TO DISTRIBUTE AURA IQ CONVEYOR HEALTH MONITORING TECHNOLOGY

Strata Worldwide has signed a new Premium Partnership Agreement with Future Fibre Technologies to distribute the company’s FFT Aura IQ™ Conveyor Health Monitoring System into ... More Information

Hagerbach NXT 50 Festival 18.6.2021

On June 18, 2021, Hagerbach Test Gallery celebrates its 50th birthday in the form of a hybrid event. You can expect a varied programme consisting of exciting presentations and discussion rounds as ... More Information

Innovation and digital transformation, main challenges and goals for Zitrón

Innovation and digital transformation, main challenges and goals for Zitrón

This year Zitrón takes part in the IV Edition of Open Innovation 4.0 Asturias, a public-private collaboration initiative between IDEPA, CEEI and companies that, like ... More Information

Red Gate is the star of the new PPS TBM guidance system generation

Red Gate is the star of the new PPS TBM guidance system generation

Not only does Red Gate steer the PPS motor prism or laser targets it also provides dual-inclination values to PPS completely new software. Highly flexible it can also connect additional sensors like ... More Information

The Tel Aviv Metro Network Programme

NTA – Metropolitan Mass Transit Systems Ltd is a government company tasked with the development of the Tel Aviv Metropolitan Mass Transit System, which includes a metro network, comprising ... More Information

Assembly started of TBM for metro Line 2 in Peru

Assembly started of TBM for metro Line 2 in Peru

The assembly of the first TBM EPB (S-972) for the Lima and Callao Metro Line 2 has begun at the future station of San Juan de Dios (n.19) in San Luis district. The machine which is 120 m long and ... More Information

Zoomlion Europe inaugurates new production plant in Italy

Zoomlion Europe inaugurates new production plant in Italy

CIFA Spa, part of the Zoomlion Group, pursues its development plans with the construction of a new plant to manufacture and assemble cranes, truck cranes, forklifts and AWPs.  CIFA ... More Information

UCA Scholarships

If you are interested in a career in underground engineering, we can help you get there. Scholarship opportunities exist to help further your career aspirations. Apply for conference ... More Information

Pune Metro completes underwater Mutha river tunnel

Pune Metro completes underwater Mutha river tunnel

Pune Metro has constructed Pune's first underwater metro tunnel below the Mutha river bed. On 21/04/21 the TBMs Mutha and Mula completed two tunnels of approximately 240m and 223m between the Civil ... More Information

JIMT/TERRATEC EPBM delivered for the Taoyuan MRT Green Line

JIMT/TERRATEC EPBM delivered for the Taoyuan MRT Green Line

On behalf of JIM Technology (JIMT), TERRATEC is pleased to announce the delivery of the 6.24m diameter Earth Pressure Balance Tunnel Boring Machine (EPBM) that will be used by BES-DAIHO-OKUMURA JV ... More Information

Finland and Estonia sign a MoU on cooperation in the transport sector

Finland's Minister of Transport and Communications Timo Harakka and Estonia's Minister of Economic Affairs and Infrastructure Taavi Aas have signed a Memorandum of Understanding for cooperation in ... More Information

TBM Olivia breaks through at Havneholmen for the M4 extension, Copenhagen

TBM Olivia breaks through at Havneholmen for the M4 extension, Copenhagen

On the 23/04/2021 - after more than a year - TBM Olivia completed the tunnel excavation of the M4 line extension to Sydhavn in Copenhagen. The machine broke into the chamber at Havneholmen, which ... More Information

Metro Line 3 Extension in Brussels

Project owner Beliris - a cooperative venture created jointly by the Federal Government of Belgium and the Brussels-Capital Region – has decided to extend line 3 of the Brussels Metro system. ... More Information

STRATA WORLDWIDE BECOMES RE-SYSTEMS’ EXCLUSIVE DISTRIBUTOR FOR GEL-TECH POLYMER RUBBER GEL TECHNOLOGY

STRATA WORLDWIDE BECOMES RE-SYSTEMS’ EXCLUSIVE DISTRIBUTOR FOR GEL-TECH POLYMER RUBBER GEL TECHNOLOGY

APRIL 27, 2021 – RE-Systems Group Americas and Strata Worldwide have signed a new distribution agreement naming Strata Worldwide the exclusive distributor of RE-Systems’ innovative ... More Information

Warwick Boring Finalists in Elon Musks “Not-A-Boring Tunnelling Competition 2021”

Warwick Boring are looking for financial support to fund their bid to win in a global competition organised by Elon Musks the Boring Company. They are already finalists so if you are wanting to ... More Information

WTC 2023 in Athens

WTC 2023 in Athens

Greece is the official host of the ITA-AITES World Tunnel Congress 2023 and 49th General Assembly. Greece will host WTC 2023 under the aegis of The Greek Tunnelling Society (GTS) with the theme ... More Information

NHSRCL signs MoU for Track works for Mumbai Ahmedabad High Speed Rail corridor

National High Speed Rail Corporation Limited(NHSRCL) signed a Memorandum of Understanding (MoU) with Japan Railway Technical Service (JARTS) for Training & Certification and Advisory Services ... More Information

WTC 2022 –Second Round of Abstract Submission Opened

Participants are invited to submit a short 200 word abstract, relating to the general topics of the conference. Please choose one of the main themes and one of the sub-topics.  The ... More Information

EIA required for the planned Bromford Tunnel extension on HS2 railway

HS2 is developing a more detailed design for Phase One of the HS2 railway, following the appointment of its main works contractors. The design process is helping HS2 plan and prepare for the ... More Information

BAUMA postponed to October 2022

BAUMA, the World's Leading Trade Fair for Construction Machinery, Building Material Machines, Mining Machines, Construction Vehicles and Construction Equipment , has been postponed  from ... More Information

Robbins Most Momentous: 2021 Global Project Updates

Robbins Most Momentous: 2021 Global Project Updates

From China’s largest Crossover TBM launch to an epic 13.77 m diameter XRE that began boring recently in Esme, Turkey, we’ve compiled the year’s most momentous events thus far. Read ... More Information

Tunnelling News

IN MEMORIAM - OLIVIER VION (1962-2024)

Through the past decades, the energy and foresight to lead the management of the ITA International Tunnelling and Underground Space Association has been in the hands of Olivier Vion, a man ... More Information

Amtrak awards construction contract for East River Tunnel rehabilitation

The $1.6 billion project calls for demolishing all existing tunnel systems down to the liner, then restoring both tubes. During the project, one tube ... More Information

Strabag in €110 million deal to equip transalpine tunnel

Austrian contractor Strabag has won a €110 million (US$120 million) to equip a transalpine tunnel linking Austria and Slovenia... More Information

19 tunnel boring machines for Manila subway set

A close-up of the tunnel boring machine head, with a diameter of 6.9 meters. ... The first cutter head of the first tunnel boring machine (TBM), named ... More Information

$16 billion Gateway Tunnel Project gets federal funding boost after years of delays

The $16.1 billion project includes a new rail tunnel linking New York and New Jersey — and is set to be open by 2035 ... More Information

Preferred bidder announced for second tunnelling contract

The global consortium of WeBuild S.p.A, GS Engineering and Construction Australia and Bouygues Construction ... Tunnel Project, North East Link ... More Information

Bechtel Picked as CM for $12.7B Single-bore BART Extension

Officials with the VTA are aiming to begin major construction and tunnelling for the $12.7-billion BART Silicon Valley Phase II Extension Project next ... More Information

Stonehenge could be put on world heritage danger list over tunnel plan

The United Nations Educational, Scientific and Cultural Organization (UNESCO) has recommended that Stonehenge be listed as ‘World Heritage in Danger’ due to the A303 upgrade scheme and is ... More Information

World’s longest railway tunnel to reopen after a year

The tunnel closed on 10th August last year following the derailment of a freight train, and SBB has since been pushing ahead with repair work... More Information

Afcons Infrastructure Wins Bid for Thane Tunnel Project

Afcons Infrastructure secures the L1 bid for a tunnel project in Thane, marking a significant milestone in infrastructure development. More Information

Kolkata Metro: D-Wall's Construction Work At Victoria Metro Station Is Advancing Swiftly

For the tunnelling work of the stretch from the Khidderpore to Park Street stretch of this Corridor, two Tunnel Boring Machines (TBM) will be deployed ... More Information

K2D Skøyen – Vækerø

Implenia has been awarded the contract for section K2D Skøyen - Vækerø, which is part of the entire Fornebu line that will be completed in 2030... More Information

Massey Tunnel replacement project hits design-build proposal stage

Tunnel replacement project has finally hit the design-and-build proposal stage. The Transportation Ministry announced Wednesday that three bid ... More Information

Barhale wins £36m East London sewer remediation

Thames Water has appointed Barhale to deliver essential remediation works on a Victorian gravity sewer as it passes above the Jubilee Line and Docklands Light Railway in East London... More Information

Reaping Rewards From Continuous Innovation

In boring underground tunnels for Malaysia's MRTs, Gamuda developed the world's first autonomous tunnel boring machine (A-TBM), utilizing in-house ... More Information

5 of the longest tunnels in the world and how they were built

Since the invention of the tunnel boring machine in 1853, engineers have used advanced technology to drill, blast, and bore into the earth. From ... More Information

Femern - inauguration of the first tunnel element

We are pleased to announce that H.M. King Frederik X will take part in the inauguration of the first tunnel element on the construction site on 17 June. H.M. King Frederik X will arrive at ... More Information

HOCHTIEF-MURPHY Joint Venture (HMJV)

A busy first half of the year on the HOCHTIEF-MURPHY Joint Venture (HMJV) Package 5 Headhouses & M&E contract on National Grid’s LPT Phase 2... More Information

Tesla Cybertruck escorts Boring Co's Prufrock-3 tunnel boring machine

The Boring Company's Prufrock-3 tunnel boring machine (TBM) recently completed a tunnel to Giga Texas, and in true Elon Musk fashion, ... More Information

Kazakhstan’s First Automobile Tunnel and Largest Bridge to be Completed this Year

As reported by the Kazakhstan’s Ministry of Transport, Kazakhstan’s first automobile tunnel through the Shakpak Baba Pass and the country’s largest bridge over the Bukhtarma Reservoir ... More Information

HRBT Expansion Project hits big milestone, could be on track for early completion

The tunnel boring machine, known as Mary ... construction of our two new bored tunnels,” said Project Director Ryan Banas... More Information

TBMs Pass Factory Test For Lesotho Highlands Water Project

A team of engineers and tunnel experts from the Lesotho Highlands Development Authority (LHDA) together with consultants and contractors working on the Polihali transfer tunnel recently ... More Information

Royal Cargo opts for Goldhofer heavy transport equipment

It has also been in action moving tunnel boring machines (TBM) for the Metro Manila Subway project ... machine part posed a significant challenge due ... More Information

Tunnel breakthrough on NI Water's £7.8M Portadown wastewater project

The tunnel boring machine excavated roughly 1,000m3 of material, which would have risen to 8,000m3 of spoil with a more traditional open-cut method. More Information

The Boring Company announces Cybertunnel at Tesla Texas HQ

In January, the company's latest tunnel boring machine (TBM), Prufrock 3, was first spotted near Tesla's Giga Texas. Prufrock-3 has ... More Information

How do you build tunnels and bridges underwater?

Underground construction usually uses powerful tunnel-boring machines to excavate soil directly. This machine is often called a mole for a reason. More Information

Five Huge New Construction Projects Coming To The US

A spokesperson for the project told Newsweek: "The Hudson Tunnel Project is a generational investment that is expected to create 95,000 new jobs and ... More Information

Chennai Metro Corridor 3: Adyar River Tunnel Work Hampered By Geological Setbacks

For the stretch between Greenways Road and Adyar, CMRL engaged two TBMs, 'Kauvery' and 'Adyar.' These machines were launched from Greenways Road ... More Information

French and Danish firms to build Valby 'cloudburst tunnel'

The underground tunnel will be 2,380m long and will be constructed as a drilled tunnel with an internal diameter of 3.4m. The tunnel will have the ... More Information

Howard's approved budgets include $44.9M for Ellicott City tunnel

The Howard County Council has approved a $2.4 billion operating budget for fiscal 2025, along with a $413 million capital construction budget that ... More Information

DC Water Breaks Ground On Potomac River Tunnel Project

DC Water on May 21 hosted a groundbreaking ceremony to officially commence construction activities for the Potomac River Tunnel Project... More Information

Silvertown Tunnel portal connections completed

A complete transformation of the tunnel shape was needed to connect the circular tunnel boring machine (TBM) constructed ... More Information

The $4BN Tunnel to Save Stockholm - The B1M

Above: A tunnel entrance under construction. When it completes in 2030, the $4BN project will be one of the longest road tunnel systems in the world. More Information

OHLA awarded the Gjønnes tunnel in Norway for nearly 160 million euros

The Norwegian Public Roads Administration (Statens Vegvesen) has awarded the company the design and construction of the Gjønnes tunnel for 156 ... More Information

Utilities tunnel dug through 'challenging' ground conditions under River Tees

Main contractor Farrans Construction worked with specialist contractor Joseph Gallagher to construct the tunnel. During its five weeks of tunnelling ... More Information

China develops world's first boring and blasting machine

In a groundbreaking development, the world's first boring and blasting machine, jointly developed by Tsinghua University and China Railway Science and Industry Group, has successfully ... More Information

Tunnel boring machine wedged in hard rock, leaving Snowy 2.0 hydropower project with new issues

Tunnelling problems are plaguing the $12 billion Snowy 2.0 hydropower project, with a boring machine previously bogged in soft ground now wedged in ... More Information

Construction Complete On New High-Speed Rail Tunnel

Inside the completed Desheng Tunnel, and inset, a Chinese high-speed train. Work on the project is now complete. © China ... More Information

DC Water Breaks Ground on Potomac River Tunnel Project

The Project consists of a large-diameter deep sewer tunnel, diversion facilities, drop shafts, and support structures to capture flows from existing ... More Information