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Herrenknecht Celebrates its 30th Anniversary

Herrenknecht Celebrates its 30th AnniversaryTo celebrate its 30th company anniversary, Herrenknecht invited 1,550 employees and 450 guests (customers, business partners, politicians and industry ... More Information

The Ingula pumped storage scheme in South Africa

The Ingula pumped storage scheme in South AfricaThe Ingula (previously Braamhoek) pumped storage scheme project, situated within the Drakensberg mountain range, on the border between the Free State ... More Information

NFM Technologies to sponsor tunnelbuilder.com

NFM Technologies to sponsor tunnelbuilder.comFor the last 20 years the name of NFM Technologies has been synonymous with large TBMs. With a factory capable of assembling 16 m-diameter machines, ... More Information

Design and Construction of the Carmel Tunnels in Israel

Design and Construction of the Carmel Tunnels in IsraelThe old part of Haifa, Israel and its major business district and port are located on a narrowish coastal promontary beneath 550 m-high ... More Information

Crossrail Gets Final Approval

Crossrail Gets Final ApprovalThe Crossrail Bill was approved by the House of Lords on 22nd July, 2008 after being amended by the House of Commons on the last day of the parliamentary session. The ... More Information

Chinese Construction Equipment Manufacturer Zoomlion Acquires CIFA

Chinese Construction Equipment Manufacturer Zoomlion Acquires CIFAA consortium led by Chinese construction machinery giant Changsha Zoomlion Heavy Industry Science & Technology Development Co. ... More Information

Propex Concrete Systems' Concrete Reinforcement Fibres Receive CE Marking

Propex Concrete Systems' Concrete Reinforcement Fibres Receive CE MarkingThere are new European standards relating to fibres for concrete. As of 1st June, 2008, it is now mandatory for all fibre ... More Information

New upgraded tunnelbuilder server is fast and secure

New upgraded tunnelbuilder server is fast and secureEvery July, we carry out any necessary server maintenance while bids and awards activity is low.This time around, we decided on a new server in ... More Information

DSI Rockbolts on Gautrain Project

DSI Rockbolts on Gautrain ProjectDSI South Africa, the South African subsidiary of operating construction technology group Dywidag-Systems International, secured a ZAR21 million contract last year ... More Information

Mixed Methods Move Gautrain Forward

Mixed Methods Move Gautrain ForwardSouth Africa's public rail transport system is undergoing an extensive revamp, and one of the most prominent projects is the Gautrain Rapid Rail Link. The ... More Information

First East Side Access TBM Reaches Grand Central Station in New York

First East Side Access TBM Reaches Grand Central Station in New YorkThe Metropolitan Transportation Authority (MTA) announced on 2nd July, 2008 that after just eight months, the first of two ... More Information

Finnfast Subsea Tunnel Breaks Through in Norway

Finnfast Subsea Tunnel Breaks Through in NorwayMuch of Norway is covered by mountains and the western coast is gouged by deep fjords and dotted with islands. To facilitate modern communication, it ... More Information

Krolsky Tunnel Ends, Mansky Tunnel to Commence

Krolsky Tunnel Ends, Mansky Tunnel to CommenceContractor OAO Bamtonnelstroy has announced the Lovat RME375SE series 21400 TBM has broken through on the Krolsky rail tunnel, the first rail tunnel ... More Information

Newsflash: Schoema Tunnel Locomotives and Other Tunnel Equipment for Sale

Newsflash: Schoema Tunnel Locomotives and Other Tunnel Equipment for SaleThe SLCP-SELI joint venture has recently completed the Canada Line twin bored tunnels in Vancouver, Canada. The joint venture ... More Information

The Gilgel Gibe Hydropower Project in Ethiopia

The Gilgel Gibe Hydropower Project in EthiopiaIn Ethiopia, about 250 km to the southwest of Addis Abeba plateau, along the Omo river and its tributary Gibe, the planning and construction of an ... More Information

Horcajada Tunnel Breaks Through on Madrid-Valencia High Speed Line

Horcajada Tunnel Breaks Through on Madrid-Valencia High Speed LineTravel times between Madrid and Valencia are set to more than halve on completion of the high speed rail line in 2010, with trains ... More Information

Used TBM For Sale

Used TBM For SaleA year old double shield hard rock TBM is for sale in Hong Kong, available December, 2008.With an excavation diameter of 5.2 m and an erector designed for segment ID 4.5 ... More Information

TBM for sale

TBM for saleDouble shield hard rock TBM. Manufactured by Herrenknecht in 2007.Excavation diameter 5.2m. Erector designed for segment ID 4.5m.Total weight 800 tons, 238m long with ... More Information

Herrenknecht Large Diameter TBMs Set Records

Herrenknecht Large Diameter TBMs Set RecordsThe islands of Chongming, Changxing and Hengsha are separated from mainland Shanghai by the Yangtze river. They are situated northeast of Shanghai ... More Information

Immersed Tunnel under the Shannon in Ireland

Immersed Tunnel under the Shannon in IrelandThe Limerick southern ring road in the southwest of Ireland is comprised of 10 km of two lane dual carriageway, 11 bridges, four interchanges, six ... More Information

News from FiReP International AG

News from FiReP International AGAs of 1st May 2008, the company Rockbolt Systems/Weidmann took a further step in the development of an international corporate group of companies under the name of ... More Information

Torino Extends its Metro

Torino Extends its MetroConstruction of the Turin metro extension between Porta Nuova and Lingotto has entered a new stage with the official lowering on 28th February, 2008, at Marconi ... More Information

Southern Metropolitan Highway to Decongest Bilbao

Southern Metropolitan Highway to Decongest BilbaoThe A-8 motorway is integrated into the trans-European transport network (TEN) and is the main distributor backbone of the metropolitan road ... More Information

1958-2008: Putzmeister Celebrates 50 Years

1958-2008: Putzmeister Celebrates 50 YearsWith growth above average for many years, consolidated sales of over EUR1 billion and 3,900 employees, Putzmeister is today one of the most successful ... More Information

Newsflash - International Tunnelling Services to meet jobseekers in three continents

Newsflash - International Tunnelling Services to meet jobseekers in three continentsThe growing demand for experienced tunnellers is taking International Tunnelling Services MD Kevin Browning to ... More Information

Newsflash: New Books on Fundamentals of Tunnelling Machine Technology and Recommendations on Excavations

Newsflash: New Books on Fundamentals of Tunnelling Machine Technology and Recommendations on ExcavationsResearch and Markets has announced the addition of Hardrock Tunnel Boring Machines to their ... More Information

Seymour-Capilano Contract Terminated

Seymour-Capilano Contract TerminatedVancouver broadcaster News1130.com/news has reported that Metro Vancouver has terminated its contract with Bilfinger Berger to construct the Seymour-Capilano ... More Information

GIA Häggloaders Move Easily in Stockholm’s Long, Narrow Skanstull-Solberga Cable Tunnel

GIA Häggloaders Move Easily in Stockholm’s Long, Narrow Skanstull-Solberga Cable TunnelWith the increase in demand for residential housing in Stockholm’s southern suburb of Globen and the ... More Information

Sandvik Drill Rigs Tackle Brazilian Hydropower Tunnels

Sandvik Drill Rigs Tackle Brazilian Hydropower TunnelsThe Simplicio power plant will be the second largest hydroelectric power plant in the state of Rio de Janeiro, with a 334 MW generation ... More Information

Mexico City Invites Tenders for Two Projects to Improve Vehicular Traffic

Mexico City Invites Tenders for Two Projects to Improve Vehicular TrafficMexico City is the populous city of Mexico with 8.7 million inhabitants in 2005. Greater Mexico City, which ... More Information

Atlas Copco Upgrades Drill Rigs to Meet New Environment Directives

Atlas Copco Upgrades Drill Rigs to Meet New Environment DirectivesAtlas Copco, the global mining and construction equipment supplier, is upgrading many of its drill rigs and other equipment ... More Information

Construction of Aica-Mules Pilot Bore Starts at Brenner Base Tunnel

Construction of Aica-Mules Pilot Bore Starts at Brenner Base TunnelThe Brenner base tunnel is a key piece on the Berlin-Munich-Verona-Bologna-Palermo high speed rail corridor, which crosses ... More Information

Lerum-Partille Wastewater Tunnel in Sweden

Lerum-Partille Wastewater Tunnel in SwedenGRYAAB, the Gothenburg regional sewage agency, is responsible for wastewater purification in the region. The company is owned by the Ale, Gothenburg, ... More Information

Malmö City Tunnel Makes Breakthrough

Malmö City Tunnel Makes BreakthroughThe City tunnel project in Malmö consists of 17 km of railway connecting Malmö central station with the Öresund bridge that connects with Denmark, as ... More Information

Belfast Sewers Project Makes First Breakthrough

Belfast Sewers Project Makes First BreakthroughThe GBP100 million Belfast sewers project involves work to upgrade the existing sewer networks and the construction of a large diameter drainage ... More Information

ITA seeks Executive Director

ITA seeks Executive DirectorThe International Tunnelling and Underground Space Association (ITA) has established a new position as Executive Director starting on 1st January, 2009. ITA is a ... 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