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HS2 launches third TBM under capital building the Northolt Tunnel

On 25th February HS2’s London tunnels programme passed a major milestone as the third TBM being used as part of the project was launched. TBM Emily, named after Emily Sophia Taylor who ... More Information

WTC 2025 - Call for papers

The World Tunnel Congress 2025 will focus on sustainability, innovation, and Tunnelling into a sustainable future. Researchers, academics, and professionals are invited to contribute to the ... More Information

BBT - Take part in choosing the names of the two new TBMs for the Brenner Base Tunnel

Until 12 noon today, 22 February, you can participate in the choice of names for the two 160 m long TBMs that will come into operation in autumn 2024 for the excavation of the Austrian Pfons-Brenner ... More Information

India - Hard Rock Double Shield TBM is belting along with its Continuous Conveyor on the Vishnugad-Pipalkoti Hydropower project

TERRATEC is delighted to announce that the Ø9.86m Hard Rock Double Shield TBM has made significant progress for the Vishnugad-Pipalkoti Hydropower Project in India. The machine excavated an ... More Information

Italy/Umbria-Marche – Guinza tunnel E78 works begin

On 12 February 2024, Anas and the contractor CEC - Consorzio Stabile Europeo Costruttori from Perugia started the works for the opening to traffic of the Guinza tunnel. The tunnel is between the ... More Information

Extending the Docklands Light Railway to Beckton Riverside and Thamesmead

Transport for London has considered several options to find the right public transport solution to serve Thamesmead and Beckton Riverside. These options were reviewed and compared based on cost, how ... More Information

Swiss Tunnel Congress 2024

The Swiss Tunnel Congress (STC) will be held from 5 to 6 June 2024 at the KKL in Lucerne. The excursions (Gotthard Road Tunnel, Gubrist Tunnel, Sihl-Lake Zurich Spillway Tunnel) will take place on 7 ... More Information

Small businesses win big with £millions more HS2 orders

Press release - Britain’s biggest construction project, HS2, is helping the UK’s small business community to thrive. New figures show HS2’s civils contractors doubled their total ... More Information

France - FAT passed for TBM Berthe de Puybusque for the Toulouse metro line C

A new milestone was reached on Thursday 25 January, with the factory acceptance of the Berthe de Puybusque TBM at Thieux. It will then be transported to the Line C worksite at La Vache during ... More Information

Chennai Metro - Launched TBM Pelican for Corridor 4, UG 02 at Panagal Park Station

CMRL - Chennai Metro Rail Limited - in the presence of senior officials from CMRL, General Consultants, M/s AEON Consortium, and ITD Cementation - launched the TBM Pelican (S1075B) that will ... More Information

TBM for new U2 metro line in Vienna is ready for delivery!

On January 31, 2024 Wiener Linien and the U2 17-21 consortium, consisting of Strabag and Porro Group, welcomed the news that a TBM (120 m length and 1,200 t weight) to be used for the ... More Information

Intermat 2024 - The exhibition dedicated to durable construction solutions and technologies

Intermat 2024 returns after a six-year hiatus due to the pandemic. It will take place in Paris from 24-27 April 2024, placing the themes of decarbonisation and digitisation at the heart of the ... More Information

TERRATEC Rock Slurry TBM excels in Mumbai Sewage Disposal Project

TERRATEC is pleased to announce the successful deployment of its 3.85m Diameter Rock Slurry TBM in the Mumbai Sewer Disposal Project (MSDP) Stage-II - PST1. Executed through J. Kumar-MEPL JV, the ... More Information

Strata Worldwide Announces Equity Partnership and Global Distribution Agreement with Vernetzen

PRESS RELEASE JANUARY, 2024 – NEWCASTLE, NSW, AUSTRALIA - Strata Worldwide, provider of advanced safety and underground networking technologies, has signed an Equity Partnership Agreement and ... More Information

Australia - Sydney Metro West updates

The last two of six TBMs, 1.3t in weight, for the 24-km Sydney Metro West project between Westmead and the Sydney CBD have successfully completed their Factory Acceptance Tests. These machines ... More Information

Press release - Completion of HS2 logistics tunnel paves the way for high-speed line to Euston

HS2 today (Tuesday 23rd January) celebrated the breakthrough of a tunnelling machine into its underground Old Oak Common station – marking a key milestone in plans to eventually carry the ... More Information

Scaleres tunnel’s TBM assembled

In the ongoing construction of the Scaleres tunnel's the Tunnel Boring Machine (TBM) on the Fortezza-Verona line in Italy, SELI Overseas, a specialized subcontractor for the Munich-Verona railway ... More Information

The TBM for the Taormina tunnel excavation reaches construction site

Between the nights of January 9th and 10th, 2024, the Tunnel Boring Machine (TBM) assigned to excavate the dual-tube Taormina tunnel (6.2km) for the High Capacity Catania-Messina Rail Line, ... More Information

FAT passed for the second TBM to be involved in Palermo-Catania Railway Lot 4B

On January 19, 2024 the second TBM to be involved in the excavation of the new Palermo-Catania railway Lot 4B (Enna - Dittaino section) passed its FAT at the Changsha ... More Information

Early Bird Price for WTC2024 registration ends tomorrow!

It’s a three month countdown to the opening of the World Tunnel Congress 2024! The early bird price for WTC2024 participation has been extended to January 20, 2024! With a discount ... More Information

Norway - three companies prequalify for the Fv 609 project between Heilevang and Hestvika

The Vestland County Council has now decided the following three suppliers who will be invited to submit bids and participate in further negotiations for the contract about levelling of county road ... More Information

SAIE Bologna 2024

Participating with your company in SAIE Bologna 2024 presents a valuable opportunity to capitalize on emerging market prospects. The promotional rates available for registration will conclude on ... More Information

Ontario Line Pape Tunnel and Underground Stations contract

FCC, in a collaborative effort, has secured the development contract for the Pape Tunnel and Underground Stations as part of the Ontario Line, a forthcoming rapid transit system in Toronto, Canada. ... More Information

Spotlight on GTE Training Academy

Some of the best lecturers in the field will be presenting a series of tunnelling training schemes at GTE Training Academy this year and for the first time, some of these will be available to ... More Information

France - Delivery of Tunnel Boring Machines (TBMs) for Toulouse Metro Line B and C Connection

In October 2023, the Tisseo Collectivites trade union committee unveiled the names of the five TBMs designated to construct the 27 km long metro Line C, featuring 22 km of tunnels and 21 stations ... More Information

Press release - NCC to construct road and tunnel in Norway

NCC has been commissioned by the Norwegian Public Roads Administration to construct a new road and tunnel between Breivika and Lerstad in Ålesund Municipality in Norway. The order value is ... More Information

Sweden - blasting finished at Gullmarsplan station for the Blue Line extension

Blasting has concluded at Gullmarsplan station, marking a significant milestone for the extension of Stockholm's Blue Line. This expansion, branching from Kungstradgarden, will have two arms: one ... More Information

Italy/Sicily - FAT passed for TBM 1 destined for Palermo-Catania Railway

Back in December the first TBM EPB - diameter 9.28 m - to be involved in the construction of the Enna-Dittaino section (Lot4B) for the Palermo-Catania railway, successfully passed its final ... More Information

India - Kaveri TBM tunnels under Adyar River for Chennai Metro!

The Chennai Metro project celebrates a major feat! On December 30, 2023 the TBM Kaveri successfully entered the Adyar River, marking the first-ever metro tunnel beneath its waters. This breakthrough ... More Information

Snowy 2.0 - Final breakthrough in the transformer hall cavern

Another major achievement for the Snowy 2.0 pumped-hydro project, breaking through the final three meters of the 223-m long transformer hall cavern crown. When completed, the transformer hall and ... More Information

TERRATEC EPBMs ready for Bangkok Metro Purple Line

In December, TERRATEC celebrated the successful Factory Acceptance Test of a new 6.39m diameter Earth Pressure Balance Tunnel Boring Machine (EPBM) which will be deployed for the construction of the ... More Information

HS2 on track for pivotal 12 months as high-speed railway takes shape

Press release - HS2 is preparing to enter a critical new phase with the development of state-of-the-art rail systems that will allow passengers to enjoy some of the world’s most reliable ... More Information

Construction firms sign $174M contract

Construction firms sign $174M contract for Howard Street Tunnel improvement project Swedish company Skanska and Illinois-based Fay Construction Co. have signed a $174 million contract with CSX ... More Information

Kanpur Metro’s Phase 1 project update

Kanpur Metro’s Phase 1 project achieved a significant milestone as Kalpataru Projects International Ltd. (KPIL), in collaboration with Gulermak, clinched the contract for Package KNPCC-11. ... More Information

New TBM for Mount Cenis Tunnel

On December 21st, 2023, at the Herrenknecht factory in Germany, the delivery ceremony was held for the first Tunnel Boring Machine (TBM) that will traverse the border between France and Italy for ... More Information

Significant milestone on the Sydney Metro West project

The joint venture between Acciona and Ferrovial achieved a significant milestone on the Sydney Metro West project, marking a first in the southern hemisphere. Two tunnel boring machines (TBMs) ... More Information

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Tunnelling News

Successful Breakthrough of Gudauri Tunnel in Georgia's North-South Corridor KK Highway Project

KAZBEGI, Georgia, April 23, 2024--The 10-kilometer LOT1 Section is constructed by China Railway Tunnel Group Co., Ltd., of which the Gudauri ... More Information

Construction of Shinku La Tunnel to bolster all-weather connectivity in Ladakh Rising Kashmir

Leh, Apr 21: Member of Parliament from Ladakh, Jamyang Tsering Namgyal, announced that work on the strategically vital Shinku La Tunnel is set to ... More Information

Tunneling works for key Davao bypass road seen completed this year

The Davao City Bypass Construction Project is among the 14 foreign-assisted infrastructure projects approved by the National Economic Development ... More Information

Hamptons Subway Cuts Ribbon on New Foxwoods Tunnel

Hamptons Subway, with U.S. Transportation Secretary Pete Buttigieg, cut the ribbon to begin construction of the new tunnel from Sag Harbor to ... More Information

_TBM quartet tackles differing geology on twin bore tunnel under London

All four tunnel boring machines are now working on HS2's Northholt tunnel, which is divided into two geologically differing sections. More Information

CRCHI video

New CRCHI video for world leading underground equipment - Technology innovates the world... More Information

Deer Creek update

Exciting update from the Deer Creek project team! The Wasatch Worm is almost in the ground and will be ready to start tunneling this week. Over the next few months, it will be devouring a ... More Information

Stonehenge tunnel: Underground cabling installed, while other enabling works paused

The scheme, which involves the construction of a new 12.8km two-lane dual carriageway with a 3.2km tunnel under the Unesco World Heritage Site, was ... More Information

Nepal's first transport tunnel being built with Japanese assistance

Nepal and Japan signed the contract for construction of the tunnel on September 23, 2019, while the commencement started on November 14, 2019. More ... More Information

Cowi selected as technical advisor on world's first ever ship tunnel proposed in Norway

Construction is currently estimated to begin next year. The objective of the Stad Ship Tunnel project is to improve the navigability and safety of ... More Information

How Arnold Dix became a Himalayan hero after rescuing 41 workers from Indian tunnel collapse

Arnold Dix slid his hand into a gap in the rock at the entrance to a tunnel where 41 men were trapped alive, put his back against the cold stone and listened, and felt, and listened some ... More Information

Central Interceptor Tunnel Boring Machine

Watercare Services Limited’s Central Interceptor Tunnel Boring Machine, Hiwa-i-te-Rangi, has achieved a significant milestone, reaching 10,000m (10 kilometres) since leaving Māngere in ... More Information

New tunnelling machine joins three others digging high-speed line under London

Construction of the new HS2 line has hit another major milestone with the launch of the fourth – and final – machine being used to build the giant Northolt Tunnel beneath the capital... More Information

Lower Thames Crossing planning decision moves a step closer

On 21 March, the Planning Inspectorate confirmed that the Examining Authority has sent their recommendation report on the Lower Thames Crossing Development Consent Order (DCO) application ... More Information

AECOM-Jacobs JV signs on to $6B Amtrak tunnel job

Amtrak is gearing up to dig deep in Baltimore. The railroad company selected ADVANCE, a joint venture between Dallas-based infrastructure firms AECOM and Jacobs, to serve as the delivery ... More Information

Lower Thames tunnel boosts new orders data

UK construction contract awards reached their highest level in February 2024 for seven months, according to one of the industry's data monitoring ... More Information

The incredible new £53m tunnel in Spain linking two pretty cities

The work is part of efforts to modernise the railway line between Ourense and Lugo in the autonomous Galicia region. Spanish construction giant ... More Information

ECRL hits new milestone with the completion of three tunnel excavations in Bentong district

The ECRL project features the construction of 41 tunnels with a total length of approximately 69 km along its rail alignment. Section A (Kota Bharu- ... More Information

Boring Co. receives go-ahead to drill more Vegas Loop tunnels

LVCVA President and CEO Steve Hill offered the company access to safety officers after the company was fined $100000 for construction violations ... More Information

Biden-Harris Administration Announces Nearly $4 Billion in Support

The project includes construction of a new two-track heavy rail tunnel along the Northeast Corridor from the Bergen Palisades in New Jersey to ... More Information

World's Longest Twin-Lane Tunnel Inaugurated In Arunachal Pradesh

Constructed by the Border Roads Organisation (BRO) for INR 825 crore, the tunnel is strategically vital due to its proximity to the Line of Actual ... More Information

The £13.3bn tunnel 8.5 miles long that could transform one of the world's biggest cities

The Second Avenue Subway's per-mile construction cost is higher than that of other projects in similar cities like London's Crossrail and Paris's ... More Information

First look inside Silvertown tunnel as TfL confirms summer 2025 opening

... tunnel construction in the face of environmental concerns. Construction is costing about £1bn – with a further £1.2bn due in annual repayments ... More Information

Consortium of Aecom and Arcadis appointed to tunnel and station design contract for Ontario metro

The scope of work for the PTUS contract includes construction of 3km of twin tunnels underneath Pape Avenue between the Gerrard tunnel portal and ... More Information

Snowy Hydro is inching towards powering the nation

... tunnelling progress of one of its critical boring machines ... Some 80 metres underground in temperatures well in excess of 30C, tunnel boring machine ... More Information

Judge rejects challenge to £1.7bn Stonehenge Tunnel

The High Court has thrown out a case brought by campaigners against the £1.7bn Stonehenge Tunnel project. Mr Justice Holgate said most of the ... More Information

9 of the longest underwater tunnels in the world

These stations are the first railway stations constructed under the sea and serve as emergency escape points in case of a disaster. Today, the Seikan ... More Information

EPC contractors sought for Dubai's £17bn sewer tunnels project

The strategic sewerage tunnels project by Dubai Municipality known as the Deep Tunnels Portfolio will involve the construction of wastewater assets ... More Information

The $7BN Mega-Tunnels You've Never Heard Of

But thanks to some incredible underground construction methods, Antwerp is now on course to complete a massive piece of infrastructure it's been ... More Information

3 listed & 2 Unlisted get LOA to build Mumbai Coastal Road Ext

The underground tunnel will run below Malad and Kandivali through the Mangrove creeks and a tunnel boring machine (TBM) will be used for this phase. More Information

New tunnel planned to under the Thames at Tilbury and Gravesend

ianVisits ... tunnel (c) National Grid. Construction will be done by a conventional tunnel boring machine (TBM), which will launch from a 41-metre deep shaft dug ... More Information

Third tunnel breakthrough on Guildford sewage works

A micro-TBM recently broke through on a new tunnel being built for Thames Water's project to relocate sewage treatment works in Guildford. More Information

Japan maglev train project being derailed by Shizuoka stalemate

Opposition in Shizuoka Prefecture emerged from fears the planned tunnel construction for the line could adversely affect the overall volume of water ... More Information

World's most expensive tunnel that ended up costing a whopping £2.3m a day to build

Over 5000 construction workers were employed to complete the Central Artery/Tunnel Project in the United States. More Information

Underground or Elevated Metro Rail – Which One is Better for India?

The cost of tunnel boring machines (TBM) is another significant component. The tunneling cost can be reduced by making longer tunnel contract ... More Information

From Undersea Tunnel To Station Redevelopment

The NHSRCL will construct an adjoining tunnel location as part of the package. To construct this tunnel, the Tunnel Boring Machines (TBMs) with a ... More Information

Second tunnel boring machine for Broadway Subway reaches South Granville Station

The tunnel boring machines will end their journey just before Arbutus Station, which spans two city blocks, with the west block used as the footprint ... More Information

BESIX-MTH awards Nordhavn work to Bravida

... construction of the Nordhavn Tunnel. By & Havn is tasked with developing Ørestad and the port of Copenhagen and runs the daily operations of the ... More Information

After India's first undersea tunnel, Mumbai to get its longest intra-city underground road

... construction with viaducts and modern safety measures. The Coastal Road tunnel is India's first undersea tunnel, constructed using a 12-metre ... More Information

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