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World TBM records

For a comprehensive list of TBM records by diameter and type visit More Information

Sandvik jumbos for Tampere

Sandvik jumbos for Tampere

Top Finnish infrastructure company Lemminkainen has chosen Tamrock DT1131i jumbos to excavate the 2.3 km-long Rantavayla tunnel on its Lakeside Route project in Tampere More Information

2nd Eastern European Tunnelling Conference

Abstract submission deadline for next year’s Eastern European Tunnelling Conference is 30.11.2013. More Information

Breakthrough for Crossrail

Breakthrough for Crossrail

On 07.11.2013 Crossrail reached another important milestone as 1,000 t TBM Elizabeth broke into Stepney Green Cavern, one of Europe’s largest mined caverns, in the East End of London. More Information

Fehmarnbelt pre-bid conference

From 12-15th November, Femern A/S will gather together around 125 representatives from the nine consortia that have pre-qualified to bid for work on the immersed tunnel. More Information

TBM Bertha stops for maintenance

A week ago, Seattle’s SR 99 tunnelling machine Bertha stopped near South King Street for scheduled maintenance. More Information

Visit ES Rubber at STUVA

Visit ES Rubber at STUVA

A warm invitation from ES Rubber, renowned manufacturer of gaskets for segmental lining elements, to visit booth G122 More Information

Sandvik roadheaders for Confederation Line

Sandvik roadheaders for Confederation Line

Three Sandvik MT720 roadheaders will be used to excavate the 2.5 km-long tunnel on Ottawa’s 12.5 km-long Confederation Line. More Information

STUVA Conference 2013 in Stuttgart

STUVA Conference 2013, with the slogan ‘’Tunnels – Infrastructure for the Future’’ will be held at the Congress Centrum of Stuttgart from 27-29th November, 2013 More Information

New Irvington Tunnel excavated

On 08.10.2013 the final breakthrough for the 5.7 km-long New Irvington tunnel was recorded. More Information

Breakthrough at Steinbuehl

Breakthrough at Steinbuehl

On 30.10.2013 first breakthrough was accomplished on the 4.847 km-long Steinbuehl tunnel on the 15 km-long Wendlingen-Ulm section 2.2 at Stuttgart. More Information

Breakthrough in Abu Dhabi

On 08.10.2013 boring of the 41 km-long Abu Dhabi deep sewer tunnel was completed at internal diameters up to 5.5 m. More Information

News from Leeds

The third and final part of a major scheme to fix the Leeds Inner Relief Road can go ahead after the Department for Transport approved EUR19 million. More Information

Marmaray tunnel opens

The first tunnel to connect two continents has finally opened in Turkey. The Marmaray tunnel beneath the Bosphorus is the world’s deepest immersed tube at 55 m below sea level at its lowest point. More Information

ATS call for abstracts

Abstract submission deadline for next year’s Australasian Tunnelling Conference is 25.11.2013. More Information

Delhi metro start at INA

Delhi metro start at INA

DMRC has started TBM tunnelling Delhi metro from INA to South Extension on the Mukundpur-Shiv Vehar corridor as a part of its Phase 3 More Information

MineARC refuge chambers for tunnels

MineARC refuge chambers for tunnels

MineARC systems specializes in designing and custom building refuge chambers for the safe retreat of personnel engaged in tunnelling and underground construction. More Information

iPS in Middle East

iPS in Middle East

Barrie Willis, tunnelling manager with international recruitment agency iPS, is visiting the Middle East this week to discuss opportunities for various infrastructure and tunnelling projects in Qatar and elsewhere More Information

Femern A/S submission in Germany

Femern A/S has officially handed in its overall application for approval of the Fehmarnbelt Fixed Link in Germany. More Information

Toronto-York Spadina breakout

On 07.10.2013 TBM Yorkie broke through the headwall at the extraction shaft located on Highway 7, More Information

ILMEG products AB launches dust collector system

ILMEG products AB launches dust collector system

ILMEG develops, manufactures, markets and sells dust control systems for the construction, tunnelling and mining industries. More Information

Robbins’ VP Joe Roby on cutting tools

Robbins hopes to see you at stand 26 at the Queen Elizabeth II Conference Centre during the BTS conference in London from October 23-24th, More Information

New website for ES Rubber

New website for ES Rubber

Since 1968, ES Rubber has designed, developed and manufactured superior rubber solutions for global industries. More Information

Terratec delivers number six TBM

Terratec delivers number six TBM

TBM manufacturer Terratec has now delivered six of the eight TBMs ordered for Delhi Metro Phase 3. More Information

40th birthday for Seven Service!

40th birthday for Seven Service!

In 2013 Seven Service Srl celebrates 40 years of activity in the business of industrial paints, road markings and road barriers assembly, production of signs, More Information

Geodata increases its presence

Geodata increases its presence

Austria-based monitoring, surveying and IT company Geodata has taken a foundation sponsorship at tunnelbuilder.es, More Information

Waterview TBM to launch

Waterview’s 2.4 km-long twin tunnels, up to 45 m beneath Avondale and Waterview, both three lanes wide, are the key feature of the new six-lane, 4.8 km-long motorway being built for the More Information

San Daniele tunnel opens

On 28.09.2013 the second lot of Ora ring road opened to traffic, including the 1,062 m-long San Daniele tunnel. More Information

Work starts at Forlanini station

On 26.09.2013 the company SP M4 Scpa, composed by Impregilo Spa, Astaldi SpA, Ansaldo STA SpA, Ansaldo Breda SpA, Azienda Trasporti Milanesi SpA and Sirti SpA More Information

ES Rubber at City Build

ES Rubber at City Build

ES Rubber, producers of engineered sealing solutions for tunnels around the world, will be exhibiting at City Build, Moscow 15-17th October, 2013. More Information

Savona TBM making ready

Savona TBM making ready

Work has started on assembling TBM Lucia, which will drive the 3.9 km tunnel for the national road SS 1 Nuova Aurelia, access to the Savona harbour. More Information

Finally, Hallandsas breakthrough

Finally, Hallandsas breakthrough

On 04.09.2013 the TBM Asa had its final breakthrough on the north side of Hallandsas, completing the second 8.7 km-long tube for the double-track railway tunnel. Opening for traffic is expected in 2015. More Information

High exposure at minimum cost

The key to Internet advertising is high exposure to qualified readers, something that is guaranteed at tunnelbuilder websites. More Information

Restoration of Biassa rail tunnel

On 13.10.2013 restoration of hydraulic functionality of the platform floor will begin in the 3.8 km-long Biassa tunnel, between Riomaggiore and La Spezia on the Genova-La Spezia railway line. More Information

Infra India conference

The 2013 Infra India conference takes place in Mumbai, 12-13th December, supported by tunnelbuilder as official media portal. More Information

Flakt Woods at Milan metro

Flakt Woods at Milan metro

Flakt Woods provided two high-efficiency axial JM Aerofoil fans, diameter 1,400 mm, for ventilation during the construction of the new 1.8 km-long Sesto FS-Cinisello/Monza 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