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Featured News

The final Sydney Metro West TBMs have arrived

The final Sydney Metro West TBMs have arrived

Sydney Metro West is gearing up to build Sydney’s second under-harbour railway crossing with the final TBMs arriving on site. The two TBMs will carve out the 2.3-km twin tunnels from The Bays, ... More Information

HS2 launches fourth TBM under London building the Northolt Tunnel

HS2 launches fourth TBM under London building the Northolt Tunnel

On April 8th, 2024 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 Northolt tunnel, length ... More Information

Milestones for Eglinton Crosstown West Extension project

The Eglinton Crosstown West Extension project at Toronto has hit two major milestones - Rexy, one of the TBMs has completed 6 kms of tunnelling so far. The other TBM, Renny, has completed just over ... More Information

Central Interceptor TBM reaches 10-km milestone

Central Interceptor TBM reaches 10-km milestone

Hiwa-i-te Rangi TBM has reached the 10-km mark after leaving a site next to Mangere Wastewater Treatment Plant in August 2021, as she heads to Pt Erin, Herne Bay to build the 16.2-km Central ... More Information

Latest Tenders

Macedonia, National Kumanovo


Closing Date: 15/05/2024

Postponed to 15/05/2024 the deadline of the open invitation to tender for the detailed ...
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Spain, Andalusia

High Speed Railway

Prior information notice for civil protection and safety installations in the tunnels on ...
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Spain, Asturias


Prior information notice for the complete renovation of the El Padrun tunnel (83 I), ...
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Spain, Basque Country

High Speed Railway

Prior information notice for civil protection and safety installations in the tunnels ...
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Czech Republic, Prague


Closing Date: 15/05/2024

Open invitation to tender, deadline 15/05/2024, for the modernization of underpasses of Muzeum ...
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Czech Republic, Prague


Closing Date: 15/05/2024

Open invitation to tender, deadline 15/05/2024, for the modernization of underpasses of Muzeum ...
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Switzerland, Canton Neuchatel


Closing Date: 24/05/2024

Open invitation to tender, deadline 24/05/2024, for a geology-geotechnics-hydrogeology ...
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Switzerland, Canton of Zurich


Closing Date: 31/05/2024

Open invitation to tender, deadline 31/05/2024, for refurbishment works of the Flughafen (1507 ...
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Finland, Central Finland


Closing Date: 16/05/2024

Open invitation to tender, deadline 16/05/2024, for the renewal of the superstructure of the ...
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Denmark, Copenhagen


Closing Date: 08/04/2024 (Tender Closed)

Information meeting (RFI) about the procurement and construction of Svanemøllen ...
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Canada, Toronto

Subway (Eglinton Crosstown West Extension)

Closing Date: 07/06/2024

Request for Qualifications (RFQ), deadline 07/06/2024, for Stations, Rail and Systems (SRS) ...
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Switzerland, Canton Aargau & Basel-Landschaft


Closing Date: 07/05/2024

Open invitation to tender, deadline 07/05/2024, for the completion of the fire walls in the ...
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Latest Awards

Poland, Lesser Poland


The consortium composed of Budimex SA (leader), Gulermak Agir Sanayi Insaat ve Taahhut AS ...
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Spain, Catalonia


ACISA (Aeronaval de Construcciones e Instalaciones SA)  secured the EUR12.22 million ...
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Swaziland, Vastra Gotaland


Peab Anläggning AB from Sweden secured the Rosenlund(E09) contract about the Skattehuset ...
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Spain, Madrid-Valencia-Murcia

High Speed Railway

The Joint venture ADIF tunel del Regajal (composed by Contrastas Vilor SL, Martin Holgado Obra ...
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Switzerland, Cantons Valais


PLANAX AG from Eyholz have secured the contract for a surveyor phase 32 - 53 without an ...
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India, Mizoram


Ircon International Limited has been awarded the LOA (letter of award) from National ...
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France, Auvergne-Rhône-Alpes


Awarded the contracts for light and heavy maintenance of ventilation in tunnels for APRR, AREA and ...
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Austria, Vienna


Porr Bau GmbH of Vienna secured the EUR1.89 million contract, excluding VAT, for the ...
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Sweden, Norrbotten & Vasterbotten


Trafikverket, the Swedish Transport Administration, have awarded to Implenia Sverige AB ...
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United States, New York

Hudson River Railway

The Gateway Development Commission’s (GDC) Board of Commissioners awarded the EUR261.70 ...
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Canada, Toronto

Subway (Eglinton Crosstown West Extension)

Infrastructure Ontario (IO) and Metrolinx have awarded the EUR 174.61 million (CAD255 million) ...
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Austria, Tyrol


Strabag AG from Zirl have secured the EUR1.34 million contract, excluding VAT, for the first ...
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View All Latest Awards

Tunnelling News

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

3,200 tonne TBM delivered to France-Italy rail tunnel project

A tunnel boring machine (TBM) manufactured by German tunnelling and mining firm Herrenknecht has been delivered to the Lyon-Turin Mont Cenis base ... More Information

FPT Industrial engines power the construction of the longest immersed tunnel in the world

The construction of the Fehmarnbelt tunnel is an important addition to Europe's sustainable transport network of the future. It will offer the ... More Information

Work resumes at Silkyara tunnel after 2 months

On the instructions of the Union Ministry of Road Transport and Highways, construction work of protective nature has begun from both Barkot and ... More Information

Webuild Joint Venture awarded Pape Tunnel and Underground Stations Progressive DB contract

Webuild will lead a joint venture to develop the project for the "Pape Tunnel and Underground Stations (PTUS)" section of the Ontario Line, the new rapid transit line that will run through ... More Information

Third Tunnel Boring Machine Lowered at Panagal Park

In a significant milestone for the Chennai Metro Phase 2 project, the third Tunnel Boring Machine (TBM) has been successfully lowered at the ... More Information

T2D Project benefits

Adelaide is the country's only mainland capital city without a non-stop motorway in its metropolitan area. The existing transport network is struggling to meet demand, with more than ... More Information

LONDON'S SUPER SEWER: A last visit to the tunnels

With shafts being capped off across the #SuperSewer project, CEO Andy Mitchell paid a visit to Chambers Wharf in Bermondsey for what could be the last time he sees the vast tunnel ... More Information

SKATE Competence Matrix for Tunnelling

The Tunnelling SKATE matrix consolidates best practice and benchmarks the role levels and Skills, Knowledge, Attitude, Training and Experience criteria for most occupations involved in ... More Information

Casablanca, Madrid and the Strait of Gibraltar tunnel megaproject

The Strait of Gibraltar tunnel megaproject is one of the few engineering projects in the world with the capacity to change the geopolitical order and relations between Europe and Africa... More Information

Metrolinx - inside the tunnel

Metrolinx is sharing a rare look inside the record-breaking tunnel currently being carved out for the 7.8-kilometre Scarborough Subway Extension (SSE) project... More Information

HS2 Project Update, January 2024

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 intercity train ... More Information

April 19 - 24, 2024

Intermat 2024

April 19 - 25, 2024

WTC 2024

May 14 - 15, 2024

Australian Tunnelling Conference

May 30 - 31, 2024

TSO Forum 2024!

July 15 - 19, 2024


September 22 - 27, 2024

ISRM International Symposium 2024 and ARMS13

September 24 - 27, 2024


October 9 - 12, 2024

14th Austrian Tunnel Day & 73rd Geomechanics Colloquium 2024

October 28 - 30, 2024


October 29 - 30, 2024


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