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Galong La tunnel holes through in Tibet

Galong La tunnel holes through in TibetThe 3.3 km-long Galong La tunnel holed through today, linking Tibet's remote Metok county with the outside world. The tunnel alignment passed through 11 major ... More Information

Second Sangaldam breakthrough

Second Sangaldam breakthroughWork is progressing well on the Katra-Qazigund section of the Kashmir railway, with the second tunnel breaking through at Sangaldam in the Ramban district of the valley. ... More Information

iPS recruits for tunnel project in India

iPS recruits for tunnel project in IndiaIn February, 2011 India is to start work on a four-year drill/blast tunnel using NATM techniques. iPS is currently recruiting a Tunnel Superintendent and ... More Information

UK high speed railway route published

UK high speed railway route publishedThe proposed route for HS2 high speed railway from London to Birmingham has been revealed to the British parliament by the Minister for Transport. More, ... More Information

Marathon Robbins TBM completes Pinglu

Marathon Robbins TBM completes PingluOn 14.11.2010 a veteran Robbins Double Shield completed one of the world's longest single-drive TBM tunnels, the 25.4 km Pinglu section of the Yellow River water ... More Information

Adfil Construction Fibres - leading through innovation

Adfil Construction Fibres - leading through innovationSpanning four decades, ADFIL Construction Fibres has been manufacturing and marketing an extensive range of innovative construction fibres. The ... More Information

Enjoy your festive season, if you can!

Enjoy your festive season, if you can!As the northern hemisphere grinds through the coldest seasonal weather for 30 years, we are conscious that some of our readers will be stuck in places where ... More Information

Zueblin and VMT join forces

Zueblin and VMT join forcesEd. Zueblin of Stuttgart and VMT of Bruchsal, Germany have established a joint venture company ITC Engineering GmbH to market efficient software systems for process data ... More Information

Frejus safety tunnel fully underway

Frejus safety tunnel fully underwayOn 30.11.2010 construction commenced at the Italian end of the Frejus safety tunnel under a contract with the consortium Itinera SpA/Razel SAS/Mattioda Pierino ... More Information

Underground Construction for London

Underground Construction for LondonThe 2011 underground construction conference and exhibition will be held in Central London on 29-30th June. It takes place at a time of unprecedented tunnelling ... More Information

Big Crossrail contracts awarded

Big Crossrail contracts awardedToday, in London, Crossrail has awarded the first of nearly 30 major jobs, comprising EUR1.48 billion of construction contracts for the main project tunnel drives and ... More Information

Auckland Victoria Park breaks through

Auckland Victoria Park breaks throughJust a year after mobilizing, contracting consortium V-Formation led by Fletcher Construction has broken through on the Victoria Park tunnel that will carry ... More Information

Advertiser support at tunnelbuilder

Advertiser support at tunnelbuilderIn publishing, editors sometimes lose sight of who is paying their wages. The buck usually comes from the advertisers, and stops with the publishers, with the ... More Information

iPS - powerful people

iPS - powerful peopleiPS, for 22 years a renowned supplier of personnel to the tunnelling industry, has taken on a new look. The new website www.ipspersonnel.com is now fully integrated with a ... More Information

Rio Tinto invests in mechanized techniques

Rio Tinto invests in mechanized techniquesRio Tinto is investing EUR7.4 million in a new centre for underground mine construction based at CEMI in Sudbury, Canada. The partnership with CEMI provides ... More Information

Milan-Genoa Terzo Valico startup

Milan-Genoa Terzo Valico startupOn 18.11.2010 CIPE approved the start of Lot 1 construction work for the dei Giovi tunnel on the Milan-Genoa high-speed line and allocated EUR700 million to the ... More Information

EIA and design for Maddalena exploratory tunnel approved

EIA and design for Maddalena exploratory tunnel approved The environmental impact assessment for the Maddalena exploratory tunnel on the proposed Turin-Lyon high-speed railway was approved by the ... More Information

2011 China Tunnel Summit for Shanghai

2011 China Tunnel Summit for ShanghaiThe 5th China tunnel summit takes place March 3-4, 2011 in Shanghai, China. For more information contact Zoey Yao at Merisis, tel +86 21 62278218, e-mail ... More Information

Herrenknecht EPB passes Sagrada Familia in Barcelona

Herrenknecht EPB passes Sagrada Familia in BarcelonaBy 20.10.2010, Herrenknecht EPB Barcino excavating at 34 m depth had completed 1,980 m of the Sants-La Sagrera tunnel for the ... More Information

Putzmeister solution at Malmo

Putzmeister solution at MalmoThe concrete trackbed in the twin-tube, 6 km-long Malmo city tunnel has to be installed without major vibration at a rate of 15-20 m/h. Maximum precision is required ... More Information

Suspected methane explosion at Pike River mine in New Zealand

Suspected methane explosion at Pike River mine in New ZealandThe entrance adit to Pike River coalmine is 2.3 km-long, 5.5 m-wide and 4.5 m-high. It was driven uphill near the top of the Paparoa ... More Information

Archidona tunnel excavation complete

Archidona tunnel excavation completeConstruction of the single bore, twin track Archidona tunnel on the Archidona-Arroyo de la Negra section of the Antequera-Granada high speed line was completed on ... More Information

Bauma China showcases the world's best

Bauma China showcases the world's bestTaking place this week at the Shanghai New International Expo Centre, Bauma China is the leading international trade fair in Asia for all sectors of the ... More Information

Brenner Base Aica-Mules pilot bore breaks through

Brenner Base Aica-Mules pilot bore breaks throughOn 03.11.2010, a 6.3 m-diameter double shield TBM completed excavation of the 10.5 km-long exploratory tunnel between Aica and Mules as part of the ... More Information

EU funding reduction for Turin-Lyon line

EU funding reduction for Turin-Lyon lineOn 27.10.2010 the European Commission published its mid-term review of 92 priority Trans-European Networks infrastructure projects, co-financed by the ... More Information

Garibaldi-San Siro section of Milan M5 metro underway

Garibaldi-San Siro section of Milan M5 metro underway Work starts on 14.11.2010 in Milan on the 6.7 km-long Garibaldi-San Siro section of the M5 metro line including 10 stations: Monumentale, ... More Information

ES Rubber Industries seeks more representation

ES Rubber Industries seeks more representation ES Rubber offers the tunnelling industry tailor-made gasket solutions adjusted to specific projects. Together with Dr Werner Grabe with more than 20 ... More Information

Atkins acquires Gimsing & Madsen

Atkins acquires Gimsing & MadsenTo boost Atkins' capability in bridge and tunnel design in Scandinavia, the group has acquired independent specialist consultancy Gimsing & Madsen. Atkins is ... More Information

Key executive appointment at Normet

Key executive appointment at NormetNormet Group now employs 540 professionals worldwide to sustain its EUR90 million turnover. The company develops, manufactures and markets underground equipment ... More Information

Sochi tunnel holes through

Sochi tunnel holes through On 12.10.2010, the top heading of the single-track 441 m Krasnaya Polyana tunnel no 4 holed through at km 37 of the Adler-Alpika Servis combined railway and motorway that ... More Information

tunnelbuilder.com - first news source for the tunnelling industry

tunnelbuilder.com - first news source for the tunnelling industryOnly one tunnelling website on earth updates every day of the week, including weekends! Whenever there is important news for our ... More Information

Veteran Robbins goes back to work in Faroe Islands

Veteran Robbins goes back to work in Faroe IslandsIn an era when the retirement age does nothing but increase, a 26 year-old Robbins main beam TBM keeps on proving the point. The 3.35 m-diameter ... More Information

Large tunnels rig from Atlas Copco

Large tunnels rig from Atlas CopcoThe Boomer XL3 D has been developed by Atlas Copco with a traditional direct control system, placing great emphasis on the interaction between operator and machine. ... More Information

Aker Wirth roadheader success in Brisbane

Aker Wirth roadheader success in BrisbaneFour Aker Wirth T3.20 heavy-duty roadheaders are at work on different sections of the Airport Link tunnel project in Brisbane, Australia. The machines weigh ... More Information

Robbins EPBs at Zhengzhou Metro

Robbins EPBs at Zhengzhou MetroA pair of Robbins 6.3 m-diameter EPBs will excavate parallel Zhengzhou Metro Line 1 tunnels for 3.6 km at shallow depths through four downtown stations between Kaixuan ... More Information

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

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Tunnelling News

Kerala Moves Closer To Vizhinjam–Balaramapuram Tunnel Rail Project

The Kerala government is preparing to invite bids next month for the tunnel rail project linking Vizhinjam International Seaport with ... More Information

Norway's Ship Tunnel Project Under Threat as Costs Rise

New cost estimates suggest the ambitious project will far exceed its approved budget, raising questions about whether it will ever be built. More Information

Davao City Bypass southbound tunnel nears breakthrough

The Department of Public Works and Highways (DPWH) announced that the southbound tunnel of the Davao City Bypass Construction Project (DCBCP) is ... More Information

CA should pursue better alternatives to the costly Delta Tunnel Project Stocktonia

Governor Gavin Newsom is attempting to fast-track the construction of a massive, budget-busting water tunnel through the Delta to ship freshwater to ... More Information

Physical Origins of Shear Strength Fluctuations in Fault Gouges

Fault gouge is rock texture within fault zones that may include rock fragments (RF) and foliated structures. Previous studies have primarily focused on remould soils, the natural structure ... More Information

Webuild expands its role in high-speed rail projects

Four modern tunnel boring machines will be deployed to ensure precision and safety in complex geological conditions. Once completed, the old single- ... More Information

Hudson Tunnel Project advances as tunnel boring machines near completion

The Hudson Tunnel Project hit a key milestone as massive tunnel boring machines near completion, with delivery set for November. More Information

Nagdhunga tunnel in final stages of construction

If we look at the history of road construction and development in Nepal, there are various records of road construction starting from the Rana period. According to articles published in ... More Information

Boring of tunnel across Yellow River completed in China's Shandong

Constructed by using a "Shanhe" shield machine with a 17.5-meter excavation diameter, this double-deck, two-way, six-lane tunnel stands as the world's ... More Information

The £1.6bn plan for world's deepest underwater road tunnel leaving 'no room for error'

Opening of Rogfast tunnel under construction. The Rogfast tunnel will be the longest and deepest undersea road tunnel on Earth. (Image: SKANSA). A ... More Information

Tunnelling complete on NSW's Coffs Harbour bypass project

Tunnelling has been completed on the A$2.2bn (£1.1bn) Coffs Harbour bypass project in New South Wales, Australia, with the excavation of the third ... More Information

Veidekke acquires tunnel construction contract for Gothenburg's West Link Project

Veidekke has received a contract from the Swedish Transport Administration to build the Stora Hamnkanalen tunnel, a component of the West Link ... More Information

German Rail completes construction of Rastatt Tunnel

GERMAN Rail (DB) has completed civil works on the new 4270m twin-bore Rastatt Tunnel, a major component of the project to widen to four tracks the ... More Information

Final contracts signed for Eastern Freeway transformation

A huge amount of work is underway to build North East Link and upgrade the freeways – two tunnel boring machines are digging deep under Rosanna ... More Information

Progress on Sydney pipeline duplication

Bouygues Construction Australia and Rob Carr have launched a tunnel boring machine (TBM) on Sydney Water's Thornleigh pipeline duplication ... More Information

The latest plan to connect BART to downtown San Jose: One tunnel rather than two

When BART and Santa Clara Valley Transportation Authority first discussed plans to send trains rolling under downtown San Jose, transit officials contemplated a design with two tunnels ... More Information

Nashville Tesla tunnel: Here's when construction could start on the Music City Loop

Elon Musk's The Boring Company is currently in the design phase of constructing a tunnel connecting downtown Nashville to the Nashville ... More Information

World's longest underwater 'mega tunnel' to cost $46 billion but will halve 21-hour drive

Oddvar Kaarmo, the Rogfast project manager, cited additional motivation for the tunnel's construction: "The port at Mortavika is quite exposed and ... More Information

China's first vertical large model for tunnel, underground space sector released

The project which is in the Guangdong-Hong Kong-Macao Greater Bay Area. The model helps make tunnel construction safer, higher-quality, more efficient and ... More Information

BMC Begins Major Water Supply Upgrade Mumbai

The project commenced in 2023 and has adopted tunnel boring machine (TBM) technology to minimise surface disruptions in crowded neighbourhoods. Of ... More Information

Slurry tunnel boring machines to be deployed for Bengaluru Twin Tunnel Road Project

B-SMILE opts for slurry TBMs over hard rock TBMs for Twin Tunnel Road project in Bengaluru due to mixed terrain... More Information

Tunnel along railway linking Shenzhen and Shanwei special cooperation zone under construction

Technicians check a tunnel boring machine (TBM) at the construction site of a tunnel in Pingshan, Shenzhen City, south China's Guangdong Province, Aug ... More Information

Construction staging area approved for Nashville's airport tunnel project

The Music City Loop will be a 10 mile tunnel connecting downtown Nashville to the Nashville International Airport (BNA)... More Information

Zojila tunnel deadline pushed to 2028: Here's why Asia's longest tunnel project is delayed

Zojila Tunnel Latest Update: On completion, the project will not only play an important role in the country's infrastructure development but also ... More Information

W.A. Rasic Construction Awarded Major Subcontract on Dragados' $630M Effluent Outfall

The tunnel project is a critical component of Southern California's long-term infrastructure resilience strategy. The project directly supports the ... More Information

VDOT gives HRBT expansion update

Construction on the Hampton Roads Bridge-Tunnel Expansion Project hit key milestones as tunneling progresses and traffic shifts to new lanes. More Information

HS2 lifts third TBM following 3.4-mile journey

HS2 Ltd has lifted Tunnel Boring Machine Emily's 9.11-metre diameter cutterhead, front and middle shield, weighing 880 tonnes, from below the ... More Information

Musk's Boring Company unveils Music City Loop tunnel project for Nashville

The big picture: The project has an ambitious timeline of completing the 10-mile route in less than two years. The tunnel would move vehicles at warp ... More Information

Progress Update on East Dallas Tunnel Project to Address Flooding Problems

With so much rainfall throughout the metroplex, NBC 5 wanted an update on a project expected to mitigate flooding in East Dallas... More Information

KIB gets go-ahead for landmark Kuwait tunnel revamp project

On the key tunnel beautification project, Vice Chairman and CEO Raed Jawad Bukhamseen said: "This initiative reflects KIB's vision of supporting ... More Information

From hills to hope

As night falls over the northern highlands of Lesotho in early July, winter's chill sets in. Yet, the Polihali Transfer Tunnel construction site ... More Information

Tunnel boring machines reach Parramatta in major Metro West milestone

Tunnel boring machines have reached Parramatta, marking a major milestone in the construction of the Metro West project. More Information

Completion of hyperbaric excavated tunnel marks major milestone for Naples-Bari rail project

The construction of the Casalnuovo Tunnel, a critical and technically challenging segment of the high-speed railway line between Naples and Bari ... More Information

Multraship tugs support Antwerp Scheldt tunnel construction

Tugboats are supporting the construction of a motorway tunnel in the River Scheldt in Antwerp by towing and manoeuvring concrete structures and ... More Information

Europe's $45BN Mega Tunnels through the Alps

Discover the record-breaking network of tunnels being constructed beneath the Alps. This video explores the top 6 longest tunnels in the region, .. More Information

AFRY secures contract for Switzerland's Twann Tunnel project

Construction oversight of the Twann Tunnel in the country. The tunnel on the Lake of Bienne is intended to ease traffic congestion in Twann by ... More Information

Line 5 Tunnel Project: Public comments now open for proposal to build under Straits of Mackinac

"The purpose of the project is to facilitate the construction of a tunnel beneath Lake Michigan bottomlands to replace the Line 5 dual pipelines ... More Information

ECRL Breakthrough: Genting Tunnel Becomes SEA's Longest Rail Tunnel

Genting Tunnel's construction used both Tunnel Boring Machines (TBM) and traditional drill-and-blast methods. The TBMs, built in China and ... More Information

Sydney tunnel factory creates 700 manufacturing jobs

The factory will support two of the largest tunnel boring machines (TBMs) in the Southern Hemisphere, set to arrive later this year. Once ... More Information