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Third International Symposium on Tunnel Safety and Security (ISTSS)

Third International Symposium on Tunnel Safety and Security (ISTSS)The third international symposium on tunnel safety and security (ISTSS) will be held at Foresta Hotel in Stockholm, Sweden, from ... More Information

Newsflash: hydraulic excavator operators wanted in Asia

Newsflash: hydraulic excavator operators wanted in AsiaFor a project in Asia starting in 2008, IPS is currently looking for excavator operators for large (70 ton) 360 excavators with hydraulic ... More Information

New Sandvik Company Profile and Film

New Sandvik Company Profile and FilmSandvik has merged its many product brands under one banner to provide comprehensive tunnelling and underground civil engineering expertise. The company has a ... More Information

tunnelbuilder.com passes 300,000 readers/year milestone

tunnelbuilder.com passes 300,000 readers/year milestoneIn January, 2008, despite the festive season, tunnelbuilder.com achieved its highest-ever readership of 26,989! Over 1,000 tunnellers are now ... More Information

First Conference on Fire Suppression in Tunnels - Invitation Flyer now Available in German, English, French, Italian and Spanish

First Conference on Fire Suppression in Tunnels - Invitation Flyer now Available in German, English, French, Italian and SpanishThe joint IWMA/COSUF conference on fire suppression in tunnels will be ... More Information

Construction Starts at Shiziyang Tunnel in China

Construction Starts at Shiziyang Tunnel in ChinaMore than 300 Chinese workers have begun excavating a cross-river railway tunnel near the estuary of the Pearl River, in south China on 9th ... More Information

Construction of Bogota-Fucha-Tunjuelo Wastewater Interceptor Starts in Colombia

Construction of Bogota-Fucha-Tunjuelo Wastewater Interceptor Starts in ColombiaThe Bogota water and wastewater agency (EAAB) is responsible for the construction of a wastewater interceptor to ... More Information

(Portuguese) Readers Invited to Sign Petition in Favour of Serra da Estrela Tunnels

(Portuguese) Readers Invited to Sign Petition in Favour of Serra da Estrela TunnelsThe Serra da Estrela is the highest mountain range in Portugal that rises to 1,993 metres. It is situated between ... More Information

Bracons Tunnel Breaks Through in Spain

Bracons Tunnel Breaks Through in SpainThe construction of the second section of the Vic-Olot road axis C-37 in Catalonia is under way between Torelló, in the province of Barcelona, and Sant ... More Information

Production and Delivery of Microtunnelling Cutter Head Takes only 33 Days

Production and Delivery of Microtunnelling Cutter Head Takes only 33 DaysOn 12th December, only 33 days after receiving the order, TunnelTec delivered a microtunnelling cutter head with a diameter ... More Information

VIATEC 2008 - Show on Road Construction and Infrastructure Maintenance in Mountainous Areas

VIATEC 2008 - Show on Road Construction and Infrastructure Maintenance in Mountainous AreasVIATEC will take place from 20th to 22nd February, 2008 in Bolzano, in northern Italy's South Tyrol. The ... More Information

Health and Safety at tunnelintelligence.com

Health and Safety at tunnelintelligence.com tunnelintelligence.com provides 50,000 consultants and contractors around the world with the latest information on Health and Safety issues. While the ... More Information

Newsflash: TBM Operators Wanted

Newsflash: TBM Operators WantedInternational Tunnelling Services is currently recruiting tunnel professionals for more than 80 TBM's, which are starting on worldwide projects this year. Required are ... More Information

In the Middle of a Dark Tunnel

In the Middle of a Dark TunnelAccording to video recordings of Hrvatske Ceste, the Croatian Motorways, a tunnel can become a place to turn around, stop, or go to the bathroom.View incredible scenes ... More Information

Robbins TBM Goes on the Fast Track for Papua New Guinea Tunnel

Robbins TBM Goes on the Fast Track for Papua New Guinea TunnelA 5.6 m-diameter high performance main beam TBM will be delivered on a "fast track" programme just six months after contract signing. ... More Information

Loch Ness Hydro Tunnel Makes Breakthrough

Loch Ness Hydro Tunnel Makes BreakthroughThe Glendoe hydroelectric scheme is the biggest ongoing civil engineering project in Scotland. Upon completion, it will provide enough electricity to ... More Information

Malaysia Special: SMART Tunnel on National Geographic Channel

Malaysia Special: SMART Tunnel on National Geographic ChannelAnnually, floods besiege Kuala Lumpur, Malaysia's capital city. The Stormwater Management and Road Tunnel (SMART) project can ... More Information

Mexico City Invites International Tenders for Construction of Line 12 of its Metro

Mexico City Invites International Tenders for Construction of Line 12 of its MetroCompanies interested in participating in the construction of the two sections of Line 12 of the Mexico City metro ... More Information

Lovat Sells Two New TBMs for Shenzhen and Canton Metro Projects

Lovat Sells Two New TBMs for Shenzhen and Canton Metro ProjectsLovat recently signed a contract to supply two new RME246SE earth pressure balance (EPB) tunnel boring machines to the China Railway ... More Information

Hallandsås Tunnel Halfway Completed

Hallandsås Tunnel Halfway CompletedA total of 8.6 kilometres, or 50%, of the Hallandsås tunnel has been completed. The tunnel boring machine dubbed Åsa, which has built slightly more than two ... More Information

Harbour Area Treatment Scheme

Drainage Services Department HARBOUR AREA TREATMENT SCHEME - STAGE 2ACONSTRUCTION OF SEWAGE TUNNELS CONTRACTOR FORUM The Government of the Hong Kong Special ... More Information

News Flash: Contractor Forum for Hong Kong

News Flash: Contractor Forum for Hong Kong The Government of the Hong Kong Special Administrative Region is undertaking the implementation of the Harbour Area Treatment Scheme Stage 2A which ... More Information

Think Deep in Amsterdam, First Important Event in 2008

Think Deep in Amsterdam, First Important Event in 2008Amsterdam will be the venue for the international congress on Underground space challenges in urban development on 28th and 29th January, 2008 ... More Information

Tenders Invited for Construction of Phase 1 of Thames Tideway Tunnel

Tenders Invited for Construction of Phase 1 of Thames Tideway TunnelThames Water has advertised the GBP300-375 million Phase 1 works on its GBP2.2 billion Thames Tideway tunnel project. Phase 1 ... More Information

Atlas Copco Gets SEK94 Million Order in Turkey

Atlas Copco Gets SEK94 Million Order in TurkeyAtlas Copco has received an order in Turkey to supply tunnelling equipment to the Cengiz-IC Ictas-Belen consortium, which is building a high speed ... More Information

Sandvik Bags Order for Hindhead Tunnel in the UK

Sandvik Bags Order for Hindhead Tunnel in the UKBalfour Beatty has appointed Sandvik Mining and Construction to supply the tunnelling jumbos for the 1.83 km Hindhead tunnel on the A3 in Surrey. The ... More Information

Caighei Tunnel Breaks Through on Genoa-Ventimiglia Rail Dualling

Caighei Tunnel Breaks Through on Genoa-Ventimiglia Rail DuallingWith a deep roar coming from inside the hill and a loud cracking of rock, the last diaphragm of rock obstructing the Caighei ... More Information

Maccaferri Acquires Elas Geotecnica

Maccaferri Acquires Elas GeotecnicaBologna-based Maccaferri, world leader in geotechnics and soil erosion control, announced the acquisition of Elas Geotecnica, based in Segrate near Milan. Thanks ... More Information

Boring the Diftah-Shis Tunnel through Hard Rock Mountains in UAE

Boring the Diftah-Shis Tunnel through Hard Rock Mountains in UAEAlthough just 11.5 km long, the proposed Diftah-Shis road and tunnel project, partially located in both Ras Al Khaimah (RAK) and ... More Information

Colle Urania Tunnel Breaks Through in Italy

Colle Urania Tunnel Breaks Through in ItalyOn 22nd November, 2007 the Colle Urania water tunnel broke through, as part of the enhancement of the Ruzzo del Gran Sasso aqueduct, on Teramo side ... More Information

Celebrating Saint Barbara at Tunnel Job Sites

Celebrating Saint Barbara at Tunnel Job SitesAccording to legend, Saint Barbara's father Dioscorus closed her up inside a high tower with only two windows, because she didn't want to marry the man ... More Information

Construction of DML Line Officially Starts in Zurich

Construction of DML Line Officially Starts in ZurichAfter nine years of planning, the Swiss Federal Railways (SBB) president Andreas Meyer and Zurich regional president Rita Fuhrer officially ... More Information

Second Perthus Breakthrough

Second Perthus BreakthroughTunnelling at the trans-Pyrenean Perthus tunnel on the Barcelona-Perpignan high speed link ended on 23rd November, 2007 close to Le Boulou in France, when TBM ... More Information

STUVA Prize 2007 Awarded to Betuwe Line

STUVA Prize 2007 Awarded to Betuwe LineThe yardstick for awarding this year's STUVA Prize '07 was once again set very high. The Dutch Betuwe line project was able to finish ahead of the field in ... More Information

Fire Suppression in Tunnels

Fire Suppression in TunnelsThe international tunnel safety conference organized by the International Water Mist Association (IWMA) with ITA's Committee on Operational Safety of Underground ... More Information

EU Grants Co-Financing to Priority Projects

EU Grants Co-Financing to Priority ProjectsThe European Commission has disclosed its proposals for funding the trans-European transport network (TEN-T) projects for the period 2007-2013. In its ... More Information

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Tunnelling News

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

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