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Scooptrams get ground engaging bucket

Scooptrams get ground engaging bucketAtlas Copco has announced its new GIII bucket for Scooptrams that will save loading time and reduce fuel consumption. When equipped with ground engaging tools, ... More Information

Piazzale Bologna Stretch of Rome B1 metro completed

Piazzale Bologna Stretch of Rome B1 metro completed The contract for the new metro B1 line was awarded to the JV Salini Costruttori - Tecnimont by the client, Roma Metropolitane. The JV awarded SELI ... More Information

Herrenknecht triumph at Gotthard

Herrenknecht triumph at GotthardThe breakthrough of the eastern tube at the Gotthard Base Tunnel on 15.10.2010 not only completed a final link in the world's longest rail tunnel, but also signed up ... More Information

Vital BASF and MEYCO contributions at Gotthard

Vital BASF and MEYCO contributions at GotthardAt the Gotthard base tunnel, which holed out on 15.10.2010 as the world's longest rail tunnel, BASF supplied concrete admixtures for around 20 km of the ... More Information

Ross Dimmock joins TAM-Normet

Ross Dimmock joins TAM-NormetInternationally-recognized as an expert on sprayed concrete tunnelling design, Ross Dimmock has taken up an appointment as regional director of TAM International group. ... More Information

Gotthard breaks through as longest rail tunnel

Gotthard breaks through as longest rail tunnelThe 57 km-long Gotthard base tunnel, first suggested in 1947 by Basel engineer Carl Eduard Gruner, broke through at 14.20 local time on 15.10.2010. It ... More Information

Tunnel Design and Construction

Tunnel Design and ConstructionThe northeast Asia presentation of this popular international event takes place in Hong Kong 24/25 November, 2010. Focus is on best practice strategies for cost ... More Information

Deepest rescue shaft ever drilled

Deepest rescue shaft ever drilledAfter 33 days drilling, on 09.10.2010, a Schramm T130XD (Layne Christensen www.laynechristensen.com/Boyles Bros Geotec www.geotec.cl, US/Chile) top head rig ... More Information

Expomatec 2011 for Madrid

Expomatec 2011 for MadridExpomatec is designed as a meeting point for supply and demand within the civil works, mining machinery and infrastructure sectors, focussing on boosting exhibitor ... More Information

PPS guidance system for Limmern

PPS guidance system for LimmernThe 8.03 m-diameter, 24% gradient Limmern access tunnel at Tierfehd in the Swiss canton of Glarus poses a challenge for both the Aker Wirth TBM and its PPS guidance ... More Information

Suruc water tunnel starts in Turkey

Suruc water tunnel starts in TurkeyThis month the 7.83 m-diameter SELI TBM Double Shield will start excavation of the 17.2 km Suruc water tunnel in Southern Turkey. Tunnel elevation is at an ... More Information

Big 5 PMV exhibition in Dubai

Big 5 PMV exhibition in DubaiThe fourth edition of the Big 5 PMV construction machinery show takes place in Dubai from November 22-25, 2010. For the first time, visitors will be able to travel to ... More Information

Oshlid road tunnel opens to Iceland traffic

Oshlid road tunnel opens to Iceland trafficThe 5,435 m-long single-tube, two-lane Oshlid (or Bolungarvikur) tunnel opened to traffic on 25.10.2010. Original plans were to place the tunnel nearer the ... More Information

Srisailam project hits the brakes

Srisailam project hits the brakesIndia's three-decades-old Srisailam Left Bank Canal project SLBC, previously known as the AMR project, has stalled due to reported non-payment of contractors. The ... More Information

Marketing agent required for North America

Marketing agent required for North AmericaEin Shemer Rubber Industries is seeking a representative for marketing rubber sealing gaskets to the North American tunnel construction industry. For ... More Information

Progress at Hallandsas rail tunnel

Progress at Hallandsas rail tunnelSeventeen years since the first abortive start on the 8.6 km-long Hallandsas rail tunnel the first tube between Forslov in the south and Bastad in the north finally ... More Information

New small Boomer from Atlas Copco

New small Boomer from Atlas CopcoAtlas Copco has launched the Boomer T1 D for narrow tunnels and mines. The machine has a Tier 3 diesel engine and an impressive array of features including improved ... More Information

Austrian Tunnelday

Austrian Tunnelday October 6-9 next week sees the 59th Geomechanics Colloquy in Salzburg, Austria, which features the annual Austrian Tunnelday. A major topic will be NATM: its design, contract ... More Information

Line 3 for Bilbao metro

Line 3 for Bilbao metroCurrently Bilbao Metro has 40.61 km of rail tracks, with 38 stations of which 22 are underground. Line 1 and Line 2 serve the city centre and the Greater Bilbao area. The new ... More Information

Southern section of Prague ring motorway opens

Southern section of Prague ring motorway opens On 20.09.2010 the Road and Motorway Directorate of the Czech Republic (RSD) opened the 23 km-long southern part of the Prague ring road. The section ... More Information

Bilbao Metro Line 3 Txurdinaga-Casco Viejo alignment

Bilbao Metro Line 3 Txurdinaga-Casco Viejo alignmentFrom the beginning of the stretch (km 3+400 to km.4+350) the design consists of a double-track tunnel 950 m long of 58 m2 in cross section. In the ... More Information

Line 3 for Bilbao metro

Line 3 for Bilbao metro The Txurdinaga-Casco Vejo section of Bilbao metro Line 3 More Information

Four tenders closing this week

Four tenders closing this weekAt this time of year, when tenders are thin on the ground as the system recovers from the northern hemisphere holiday season, every little counts. Our Live Bids section ... More Information

Innotrans 2010 opens in Berlin

Innotrans 2010 opens in BerlinToday sees the opening of the largest rail transport technology show to be held in Berlin. Innotrans 2010 features 2,242 exhibitors from 45 countries, and takes up the ... More Information

STUVA praise for transport tunnels

STUVA praise for transport tunnelsDr Roland Leucker, head of STUVA, observed at the opening press conference at Innotrans in Berlin that tunnels help to relieve the volume of traffic and improve the ... More Information

TAM and Normet acquire total control of TAM India

TAM and Normet acquire total control of TAM IndiaNormet and TAM have taken a further step towards their goal of total solutions provider for the construction sector by acquiring the remaining 50% of ... More Information

International Tunnelling Awards deadline extended

International Tunnelling Awards deadline extendedThe inaugural international tunnelling awards presentations take place in London on Wednesday, 8th December, 2010. Nominations are invited in ... More Information

Robbins enters slurry TBM market in China

Robbins enters slurry TBM market in ChinaThe Robbins Company will supply a 6.26 m-diameter slurry TBM to excavate the 2.7 km-long Zhanjiang Bay cross-sea tunnel that will carry fresh water to the ... More Information

Experienced TBM Operators and TBM Electricians urgently required

Experienced TBM Operators and TBM Electricians urgently required IPS is seeking experienced TBM Operators and TBM electricians for new contracts in Europe, starting as soon as possible. Contact ... More Information

Global Tunnel Conference-China 2010

Global Tunnel Conference-China 2010November 17-18 sees the Global Tunnel Conference-China event revisiting Beijing. The conference theme is based on new technologies, new equipment and new methods ... More Information

ES Rubber Industries for tailor-made sealing solutions

ES Rubber Industries for tailor-made sealing solutions ES Rubber offers the tunnelling industry tailor-made gasket solutions adjusted to specific projects. Together with Dr Werner Grabe with more ... More Information

Singapore Downtown alignment fixed

Singapore Downtown alignment fixedThe alignment of the third stage of the Downtown line connecting eastern suburbs of Singapore to Marina Bay has been revealed as 2 km longer than expected. The new ... More Information

Atkins to acquire PBSJ Corporation

Atkins to acquire PBSJ CorporationWS Atkins, the 11th largest design firm in the world, is to acquire PBSJ Corporation in an all-cash transaction, subject to regulatory and shareholder approvals. ... More Information

2010 TBM conference in London

2010 TBM conference in LondonThe TBM conference takes place on 28-29th October, 2010 at One Great George Street in the centre of London. An international team of prominent experts will discuss ... More Information

Crossrail qualification shortlists announced

Crossrail qualification shortlists announcedFor Contract 315, Connaught Tunnel, Crossrail has short-listed Vinci Construction, Hochtief-Murphy JV, BAM Nuttall, and VolkerFitzpatrick Barhale JV. For ... More Information

Thu Thiem immersed section complete

Thu Thiem immersed section completeObayashi has completed the immersed tube section of the 1.49 km-long Thu Thiem tunnel beneath the Saigon river on the east-west highway in Ho Chi Minh City. Each ... More Information

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Tunnelling News

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

K2D Skøyen – Vækerø

Implenia has been awarded the contract for section K2D Skøyen - Vækerø, which is part of the entire Fornebu line that will be completed in 2030... More Information