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Grand Paris Express - Line 15 South - TBM Aby reaches Vitry Centre station

Grand Paris Express - Line 15 South - TBM Aby reaches Vitry Centre station

Last week TBM Aby broke through at the Vitry Center station on Line 15 South, on the Grand Paris Express. The TBM was first assembled and then launched in  June 2019 by the  Consortium ... More Information

Early Finish For Metro Tunnel’s Eastern Entrance

Press release - The Metro Tunnel Project’s eastern entrance at South Yarra has been completed more than five months ahead of schedule with work now underway to connect the new structure with ... More Information

TBM Elsie reaches future Wilshire/La Cienega subway station for the Purple Line Extension in Los Angeles

On 25/02/21 the TBM Elsie, 1,000-t, 122 m (400-feet) long, broke through to the future Wilshire/La Cienega station site in Beverly Hills. It is the first of two TBMs, manufactured in Germany by ... More Information

Singapore’s Cross Island Line (CRL) Update

Singapore’s  Cross Island Line (CRL)  Update

The CRL, Singapore’s eighth MRT line, is a 50km long project and fully underground. It will serve existing and future developments in the eastern, western, and north-eastern corridors. It will ... More Information

Stad Ship Tunnel in Norway given green light

Stad Ship Tunnel in Norway given green light

The Norwegian Coastal Administration has received the assignment letter from the Ministry of Transport and Communications, which gives a green light to start preparations for the construction of the ... More Information

Corbulo Tunnel Press Release

Corbulo Tunnel Press Release

Before they can build cross connections in the Corbulo tunnel 2.5 km of poles have been installed in the walls. They will then be used to freeze the ground between the two tunnels before ... More Information

FNPs Identified for Scarborough Subway and Eglinton Crosstown West Advance Tunnel Projects

Infrastructure Ontario and Metrolinx have identified Strabag and West End Connectors as the First Negotiations Proponents (FNPs) to design, build and finance the tunnels for the Scarborough ... More Information

ITA-CET - Education and training in the tunnelling industry

ITA-CET - Education and training in the tunnelling industry

The ITA-CET is launching a series of lectures on Tuesday 9th March / 13 :00-14 :30 CET TIME In these times of uncertainty, ITA-CET, the ITA committee dedicated to education and training, had to ... More Information

The Long Itchington TBM naming competition has been launched

At the beginning of March HS2 Ltd launched a competition for residents of the Warwickshire area and for schools to help find a name for the TBM that will start excavating under Long Itchington Wood ... More Information

Grand Paris Express - TBM Mireille

The 8th TBM for the Line 6 of Grand Paris Express has been named Mireille, in honor of Mireille Agletiner, a retired professor  involved in the city’s community life.   The ceremony ... More Information

Introduction to T&M Specialists UK Ltd.

Introduction to T&M Specialists UK Ltd.

Established in the UK in 2020, to undertake work on both UK and European infrastructure projects, T&M Specialists UK Ltd intends to build upon the already significant project portfolio of ... More Information

STRATA TUNNELLING - THIS IS NOT A NEW STORY, BUT RATHER AN EVOLVING ONE…

STRATA TUNNELLING - THIS IS NOT A NEW STORY, BUT RATHER AN EVOLVING ONE…

Strata Worldwide, with 29 years of experience primarily focused on the underground coal mining industry, has simultaneously been involved over its history with hard rock mining, tunnelling and ... More Information

Airport metro rail one step closer

Press release - Construction of the new Metro railway line, which will service Greater Western Sydney and the new Western Sydney International (Nancy-Bird Walton) Airport, is one step ... More Information

TERRATEC gears up for Agua Sur tunnel

TERRATEC gears up for Agua Sur tunnel

Italian tunnel contractor CMC di Ravenna has completed TBM testing and initial drive on the Agua Sur tunnel. TERRATEC is pleased to announce that the 4.66m diameter Earth Pressure Balance Tunnel ... More Information

TELT's Board of Directors and Tunnel works awarded

The French and Italian governments, in accordance with the agreements between the two countries in their Articles of Association, have appointed the members of Tunnel Euralpin Lyon Turin - ... More Information

Long Itchington Wood tunnel HS2 update

Long Itchington Wood tunnel HS2  update

Collins Earthworks has completed excavating the north portal site of  the twin tube Long Itchington Wood tunnel (1.61 km/1mile length, 9-10 m diameter) , ready for the launch of the TBM that ... More Information

TBM Anna breaks through at Trocka station, for Warsaw metro Line 2

TBM Anna breaks through at Trocka  station, for Warsaw metro Line 2

On 23/02/2021 the construction of the last of the six tunnel sections, for the Eastern extension of the Warsaw metro Line 2 were completed. TBM Anna, began its journey at Zacisze station, and broke ... More Information

Rhino and Mantis: the Shotcrete Winning Duo

Rhino and Mantis: the Shotcrete Winning Duo

The range of CIFA machines for the world of underground works has recently been enhanced thanks to the addition of two new machines, RHINO and MANTIS.  RHINO is a stationary pump ... More Information

Grand Paris Express - Line 15 South - Aby, Marina and now Dieneba!

Grand Paris Express - Line 15 South - Aby, Marina and now Dieneba!

At the beginning of February the Grand Paris Express held an inauguration ceremony  for the last TBM for Line 15 South. The event was attended by everyone in the team from the Horizon joint ... More Information

The new HRBT’s twin tunnels will be driven by TBM Mary

  The name has been announced of the TBM that will bore the new twin tunnels at the Hampton Roads Bridge Tunnel, click here for the video. The TBM will be named Mary, in honor of Mary Jackson ... More Information

The NASTT 2021 No-Dig Show Brings the Exhibitors to You

The NASTT 2021 No-Dig Show will convene in Orlando, Florida, March 28-31 at the Orange County Convention Center — offering in-person and virtual offerings to bring the trenchless industry to ... More Information

BART Phase II Project First to Submit for Critical Federal Funding Program

BART Phase II Project First to Submit for Critical Federal Funding Program

VTA achieved two critical milestones for the BART Phase II Project being the first transit agency in the nation to submit an application for EUR1.43 bn (USD1.74 bn) through the Federal Transit ... More Information

Gomez International announces new partnerships

Press release - Gomez International Inc. would like to announce we have partnered with TJB, General Cable, Toshiba Motors, Tsurumi Pumps and Littlefuse to be their OEM representative in the ... More Information

Normet’s battery electric tunnelling sprayers leading the way to healthier, safer and more sustainable spraying operations

Normet’s battery electric SmartDrive product family provides high productivity with decreased operating cost and zero local emissions. Normet’s Spraymec 8100 VC SD tunnelling sprayer ... More Information

Coffs Harbour Bypass

Coffs Harbour Bypass

The Australian and NSW governments are funding the 14 km Coffs Harbour bypass project.  The bypass will boost the regional economy and improve connectivity, road transport efficiency and safety ... More Information

TBM Meg arrives

Digging of the western section of the Metro Tunnel between Kensington and the Central Business District is now complete, after TBM Meg broke through at the State Library Station, marking the  ... More Information

Geothermal Energy from the Base Tunnel to power the Susa Valley construction site

The hot water collected during excavation of the Chiomonte base tunnel will become a source of clean, sustainable energy for its construction site. This geothermal resource will then be made ... More Information

CrossRiverRail Webinar

An online webinar to hear first-hand from Cross River Rail’s experts about tunnelling works and how it may impact local residents and businesses.   Experts from the Cross River Rail ... More Information

Voting opens for TBM name for Swinoujscie tunnel

Voting has begun to name the new  Swina River TBM, which will soon begin to drive the Swinoujscie tunnel tunnel under the Swina River. The competition committee chose 5 of the 301 ... More Information

HS2 accelerates north as MPs give go-ahead to next phase to Crewe

HS2 accelerates north as MPs give go-ahead to next phase to Crewe

Parliament continues to show very strong support for HS2, as the Bill for the extension from the West Midlands to Crewe – Phase 2A – is given Royal ... More Information

Colaba-Bandra-SEEPZ Metro-3 Corridor 36th Breakthrough at CSMIA T1 Metro Station

Colaba-Bandra-SEEPZ Metro-3 Corridor 36th Breakthrough at CSMIA T1 Metro Station

Mumbai Metro Rail Corporation (MMRC) has achieved its 36th breakthrough at CSMIA T1 Metro Station.  With this 1.5-km long tunnel from Sahar Road Metro Station to CSMIA, T1 is now completed. The ... More Information

World Tunnelling Congress 2023

World Tunnelling Congress 2023

The winner to host the WTC2023 is Greece!  The final voting result: Greece 33 vs Turkey 14. The theme will be  EXPANDING UNDERGROUND - Knowledge & Passion to Make a Positive Impact on ... More Information

First cutter head arrives for TBM for Metro Manila Subway project

First cutter head arrives for TBM for Metro Manila Subway project

On 05/02/21 at the Manila North Centre Port Terminal an arrival ceremony  was held for the Cutter Head for of the first TBM Kaunlaran. It will be used for the 15-station Metro Manila Subway 's ... More Information

Construction work started on the Fehmarnbelt connection

Construction work started on the Fehmarnbelt connection

With final German approval of the Fehmarnbelt project obtained in November 2020, construction of the Fehmarnbelt Tunnel between Denmark and Germany is now well underway.   During 2021, ... More Information

City Rail Link’s TBM will be launched in April 2021

City Rail Link’s TBM will be launched in April 2021

Most of the preparation works for the City Rail Link (CRL) has been completed and project momentum is shifting to the heavy infrastructure programme. 2021 will see the Dame Whina Cooper ... More Information

Robbins enters a New Chapter

Robbins Brand to continue under Global TBM Company - Global TBM Company, newly established by industry veteran Lok Home, is proud to announce the recent purchase of substantially all the assets of ... More Information

Tunnelling News

Hong Kong West Drainage Tunnel

Arup is the consultant to the Hong Kong Drainage Services Department in carrying out the design, pre-qualification, tender and construction ... More Information

Lane JV Wins Tunnel Package for Hudson River Tunnel Project Valued at $466 Million

CHARLOTTE, NC – The Lane Construction Corporation, the U.S. subsidiary of Webuild Group, has won a $466 million contract, of which Lane has a 35% share, to construct the Palisades Tunnel ... More Information

World’s biggest developers eye bids for Dublin MetroLink contracts

A consortium made up of some of the biggest infrastructure developers in the world has formed in preparation to bid for contracts to build and operate the long awaited MetroLink rail line ... More Information

The Boring Company's Prufrock-3 completes Las Vegas tunnel

The tunneling startup did not share the length of the tunnel that ... construction projects with speed and automation. This is highlighted by ... More Information

Coastal road phase 2: Mumbai's second twin tunnel to pass under rivers, mangroves

As part of phase 2 of Mumbai's Coastal Road Project, a 22.93 km high-speed corridor linking Versova with Dahisar will be created. More Information

Rock tunnel for £1.7bn Norway road scheme takes shape

The consortium responsible for the construction of a new road system in Norway has excavated approximately 500m of a new 1.9km long tunnel... More Information

Tunnel boring machine reaches halfway point on HS2's route into Birmingham

Balfour Beatty VINCI is celebrating a key milestone in the construction of HS2's gateway to Birmingham. The joint venture today (Thursday 29 ... More Information

Gateway Development Commission secures $3.8B in funding for Hudson Rail Tunnel project

The money is the final funding piece for the $16 billion project to build a new rail tunnel that will carry Amtrak and New Jersey Transit trains under ... More Information

TBM Zelda starts on 6.5km Melbourne tunnel

The 4,000t machine is the first of two TBMs that will excavated a section of the project's twin road tunnels in the city's suburbs. Named after local ... More Information

Tunnels of the Future: Key Innovations and Projects at InnoTrans 2024

BBT SE, responsible for the construction of the Brenner Base Tunnel, will provide details on its ambitious project. This 55-kilometer tunnel is ... More Information

Hudson tunnel contract awarded

Webuild's Lane, ACS firms win $466 million Hudson Tunnel contract tunnels as part of the Hudson Tunnel Project in the New York City area, the Italian construction group said on Thursday. More Information

All women crew to build SRL tunnels

Crews are moving underground services and building tunnel boring machine launch sites, preparing sites for major construction. Suburban .. More Information

Officials break ground on one of world's longest underwater rail tunnels connecting 2 major cities

This tunneling project, which is part of the larger Mumbai-Ahmedabad HSR corridor spanning 315.66 miles, is part of an effort to reduce the ... More Information

Severn Trent unveils huge 25m deep new storm tank to ease flooding and prevent spills

Four tunnel boring machines were used to install the new sewer pipes under the town to minimise disruption, as well as lining 1km of old brick ... More Information

Here's how downtown Toronto's first subway tunnel in over 60 years will be dug

Crews are now drilling deep into the soil around the launch shaft ... Once piling is complete and this massive pit is dug, tunnel boring machines ... More Information

LTA awards S$199M contract for Maju-Clementi rail tunnels and S$400M for Cross Island

Construction will use a slurry tunnel-boring machine due to the hard sedimentary rock in the area. LTA has assured that rigorous safety measures ... More Information

Northside Interceptor Tunnel named after local environmental advocate

The machine will be named “Elaine” after environmental advocate Elaine Marsh. A tunnel boring machine is used to excavate tunnels through hard ... More Information

Tunnelling works complete on NI Water's £7.8m wastewater upgrade at Meadow Lane

The 25-tonne Tunnel Boring Machine (TBM) broke through to the new stormwater storage tank to complete this significant element of work. The new ... More Information

The longest railway tunnels in the world

The three rail tunnels have a diameter of 7.6 m, while the service tunnel has a diameter of 4.8 m. A total of 11 tunnel boring machines (TBM) dug the ... More Information

Reusing dirt and rock as we build the North East Link tunnels

As the TBMs dig underground, excavated dirt and rock is moved via an enclosed conveyor system that crosses high ... More Information

Nanjiao-Xichang section of tunnel

Guangzhou International Guangzhou International Recently, the right-line tunnel boring machine (TBM) tunnel of the Nanjiao-Xichang section (hereinafter referred to as the "Nanxi ... More Information

Fehmarn Belt Tunnel opening set for mid-2029

This reduces waste and simultaneously strengthens the supply security for the project by producing steel grids to size and on demand. Setting up for ... More Information

HRBT Expansion Project's first gantry extracted and lifted

Mary the Tunnel Boring Machine exited the tunnel and made her U-turn back in June. Work on the second tunnel will begin in September of this year... More Information

Gateway Board Forms Search Committee for CEO to Lead $16B Tunnel Project

The Gateway Development Commission, which leads the $16.1-billion Hudson Tunnel Project between New Jersey and New York, has launched a board ... More Information

Costain awarded £6.6m by Thames Water to upgrade Hertfordshire treatment sites

Costain, the infrastructure solutions company, has been awarded a contract with Thames Water to upgrade strategic treatment assets in Markyate and Brickendon in Hertfordshire... More Information

National Grid switches on first 2.5km circuit of £1bn London Power Tunnels 2

The LPT2 project has seen 32.5km of new tunnels bored under the capital city between Wimbledon and Crayford to host a new high voltage 275kV network. The 3m diameter tunnels were bored by ... More Information

_Goregaon-Mulund Link Road Nears Completion, Set To Cut Travel Time To 25 Minutes

The tunnels, which will be excavated using a tunnel boring machine with a diameter of approximately 14.2 metres, will be equipped with lighting ... More Information

Snowy 2.0 Tunnel Boring Machines Update

The Snowy 2.0 project continues to make significant strides with its Tunnel Boring Machines (TBMs) advancing the construction of critical ... More Information

Vancouver's Broadway subway tunnel boring equipment arrivin

The tunnels will serve all six stations of the Millennium Line SkyTrain extension project, from Great Northern Way to Arbutus Street. Each boring ... More Information

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