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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

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

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

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

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

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

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

Chile mine rescue hole underway

Chile mine rescue hole underwayA Strata 950 raise borer capable of reaming up to 6 m-diameter holes over lengths of up to 1 km is drilling a 38 cm-diameter pilot hole some 702 m to a safe holing ... More Information

Melbourne desalination ant tunnels underway

Melbourne desalination plant tunnels underwayTwo Herrenknecht 4.8 m-diameter TBMs equipped with VMT guidance systems are at work on the fourth, and largest, desalination plant to be built in ... More Information

Normet global spares depot opens in Netherlands

Normet global spares depot opens in NetherlandsNormet Life Time Care has opened its global distribution centre for spare parts in Maarssen, The Netherlands with the objective of speeding deliveries ... More Information

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Tunnelling News

Successful Breakthrough of Gudauri Tunnel in Georgia's North-South Corridor KK Highway Project

KAZBEGI, Georgia, April 23, 2024--The 10-kilometer LOT1 Section is constructed by China Railway Tunnel Group Co., Ltd., of which the Gudauri ... More Information

Construction of Shinku La Tunnel to bolster all-weather connectivity in Ladakh Rising Kashmir

Leh, Apr 21: Member of Parliament from Ladakh, Jamyang Tsering Namgyal, announced that work on the strategically vital Shinku La Tunnel is set to ... More Information

Tunneling works for key Davao bypass road seen completed this year

The Davao City Bypass Construction Project is among the 14 foreign-assisted infrastructure projects approved by the National Economic Development ... More Information

Hamptons Subway Cuts Ribbon on New Foxwoods Tunnel

Hamptons Subway, with U.S. Transportation Secretary Pete Buttigieg, cut the ribbon to begin construction of the new tunnel from Sag Harbor to ... More Information

_TBM quartet tackles differing geology on twin bore tunnel under London

All four tunnel boring machines are now working on HS2's Northholt tunnel, which is divided into two geologically differing sections. More Information

CRCHI video

New CRCHI video for world leading underground equipment - Technology innovates the world... More Information

Deer Creek update

Exciting update from the Deer Creek project team! The Wasatch Worm is almost in the ground and will be ready to start tunneling this week. Over the next few months, it will be devouring a ... More Information

Stonehenge tunnel: Underground cabling installed, while other enabling works paused

The scheme, which involves the construction of a new 12.8km two-lane dual carriageway with a 3.2km tunnel under the Unesco World Heritage Site, was ... More Information

Nepal's first transport tunnel being built with Japanese assistance

Nepal and Japan signed the contract for construction of the tunnel on September 23, 2019, while the commencement started on November 14, 2019. More ... More Information

Cowi selected as technical advisor on world's first ever ship tunnel proposed in Norway

Construction is currently estimated to begin next year. The objective of the Stad Ship Tunnel project is to improve the navigability and safety of ... More Information

How Arnold Dix became a Himalayan hero after rescuing 41 workers from Indian tunnel collapse

Arnold Dix slid his hand into a gap in the rock at the entrance to a tunnel where 41 men were trapped alive, put his back against the cold stone and listened, and felt, and listened some ... More Information

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