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Normet teams up with QME

Normet teams up with QMENormet and QME, a mining equipment company based in Ireland, have signed an agreement to develop their cooperation and service activities. QME, who have a long history in ... More Information

First TBM EPB ready for delivery to Panama metro

First TBM EPB ready for delivery to Panama metroPanama City's first metro line will involve the construction of a 6.4 km-long tunnel using two Herrenknecht 9,730 mm-diameter EPBs. The machines have ... More Information

Marble Road to open in 2012

Marble Road to open in 2012The Marble Road from Aurelia to Miseglia Bassa is complete except for the truck weighing and washing facility between Miseglia and Canaglie. Lot 1 Miseglia, including the ... More Information

Florence high speed rail tunnel schedule

Florence high speed rail tunnel schedule TBM Monnalisa, 9.364 m-diameter and 200 m-long, commissioned to Seli from the JV Coopsette/consortium Ergon Engineering and Contracting for the high speed ... More Information

Brazil high speed railway studies

Brazil high speed railway studiesBrazil's first 350 km/h high speed railway will run between Campinas, Sao Paulo and Rio de Janeiro, with airport statons at Viracopos, Guarulhos and Galeao. Total ... More Information

Putzmeister sets record at Lainzer

Putzmeister sets record at LainzerThe 12.3 km-long Lainzer tunnel in Vienna will connect the western and southern railway systems and the Donauldebahn railway, increasing capacity, and forming a ... More Information

Senior mechanical engineer vacancy

Senior mechanical engineer vacancyA client of iPS, the international personnel consultant, is seeking a senior mechanical engineer for planning and operation of large-scale projects. Duties ... More Information

Grand St Bernard safety tunnel

Grand St Bernard safety tunnelOn 31.07.2011 Lovat TBM Isabelle completed 2.9 km of the 5.8 km-long emergency tube of the Grand St Bernard tunnel. Construction of the 23 drill/blast cross passages at ... More Information

Breakthrough for Bavareto tunnel on SS 77

Breakthrough for Bavareto tunnel on SS 77On 03.08.2011 breakthrough of the southbound 1,661 m-long tube of SS 77 Bavareto road tunnel was achieved in Serravalle di Chienti municipality, Val di ... More Information

First Robbins slurry TBM readied for launch

First Robbins slurry TBM readied for launchThe 2.74 km-long Zhanjiang Bay fresh water transfer tunnel will be driven by a 6.26 m-diameter slurry TBM designed by MHI-MS and manufactured by Robbins at ... More Information

Gjerstad side tipping buckets save time

Gjerstad side tipping buckets save timeNorwegian manufacturer Gjerstad Intera produces a wide selection of buckets for loaders and excavators, together with several models of quick couplers. In ... More Information

Normet expands in Scandinavia

Normet expands in ScandinaviaNormet Group is acquiring Essverk Berg AB as its base for operations in Sweden and Norway. The new company Normet Scandinavia will become the development and competence ... More Information

Herrenknecht to build world's largest TBM

Herrenknecht to build world's largest TBMA 19.25 m-diameter Mixshield to be manufactured by Herrenknecht for Russian concessionaire NCC to build the Orlovski road tunnel in central St Petersburg ... More Information

iPS takes tunnel expertise worldwide

iPS takes tunnel expertise worldwideiPS has been bolstering its international presence in the field of tunnelling by visiting current projects, tendering for new ones, and investing in its ... More Information

Frejus safety tunnel TBM away

Frejus safety tunnel TBM awayOn 04.07.2011, the 9.46 m-diameter, 170 m-long Herrenknecht TBM commenced excavation and lining of the French section of Frejus safety tunnel. The machine was assembled ... More Information

Normet Group appoints new CFO

Normet Group appoints new CFOFinnish national Riku Makinen has joined Normet Group as chief financial officer, a position he will take up on 1st October, 2011. He will be based in Switzerland and ... More Information

International section of Lyon-Turin approved

International section of Lyon-Turin approvedOn 03.08.2011 Cipe approved the preliminary design of the common French-Italian section of the Lyon-Turin railway system with construction in two ... More Information

Record 40 live bids at tunnelbuilder

Record 40 live bids at tunnelbuilder0n 11.08.2011 some 40 bids were open at tunnelbuilder Live Bids. Review at your leisure. 32/11. More Information

Breakthrough for Sants-La Sagrera tunnel in Barcelona

Breakthrough for Sants-La Sagrera tunnel in BarcelonaOn the Madrid-Barcelona-French border high-speed railway line, the 11.5 m-diameter Herrenknecht TBM Barcino reached the exit shaft on 26.07.2011 ... More Information

Spanish rail tunnels start

Spanish rail tunnels startOn 13.07.2011 NATM excavation of Callosa De Segura tunnel commenced as part of the 9.8 km-long San Isidro-Orihuela section of the Madrid-Castilla La Mancha-Valencia-Murcia ... More Information

Albertia tunnels excavated using NATM

Albertia tunnels excavated using NATMOn 29.07.2011 breakthrough was achieved in the bi-tube railway tunnel Albertia (4,777 m, 4,786 m) on the Legutiano-Escoriatza section of the ... More Information

Sparvo underway on Variante di Valico in Italy

Sparvo underway on Variante di Valico in ItalyThursday 28.07.2011 saw the launch of the world's largest TBM, the Sparvo machine built by Herrenknecht. Sparvo tunnel (2,564 m northbound, 2,600 m ... More Information

Robbins TBMs progress longest direct tunnel

Robbins TBMs progress longest direct tunnelAt India's remote AMR water tunnel, on 18.06.2011, the 10.0 m-diameter Double Shield Robbins TBM at the inlet end was launched. Launch was severely delayed ... More Information

Terzo Valico high-speed line restarts

Terzo Valico high-speed line restartsA contract agreement, value EUR500 million, has been reached between RFI and Consortium COCIV, headed by Impregilo, to restart work on lot 1 of the Terzo Valico ... More Information

Robbins EPB launch at Emisor Oriente

Robbins EPB launch at Emisor Oriente Mexico City's torrential rains and their ensuing floods have fast-tracked commissioning of one Robbins EPB at the country's most critical infrastructure ... More Information

BASF seals Clem 7 tunnel

BASF seals Clem 7 tunnelBrisbane's Clem 7 tunnel is 4.8 km long with a deepest point 70 m below sea level. To save time on waterproofing, contractor LBB JV selected a spray-applied polymer membrane ... More Information

Breakthroughs at Marche-Umbria quadrilateral

Breakthroughs at Marche-Umbria quadrilateralOn 20.07.2011 breakthrough was achieved in Genga municipality on the SS76 tunnels Valtreara (846 m with 388 m in cut/cover) and Gattuccio (294.50 m with ... More Information

Rome Metro Line C section completed

Rome Metro Line C section completedOn 08.06.2011, excavation and lining of the second tube of the Giardinetti-San Giovanni section of Metro Line C in Rome was completed by Herrenknecht EPB TBM No 2 ... More Information

Girona II tunnel excavation completed

Girona II tunnel excavation completed On 07.07.2011 the TBM Gerunda completed excavation of Girona II tunnel on the Madrid-Barcelona-French border high-speed line. For more click here and es/20. ... More Information

GIA Haggloader produces zero carbon dioxide emission

GIA Haggloader produces zero carbon dioxide emissionNorwegian tunnelling contractor Haehre Entreprenor is making fast progress with reduced carbon footprint at Holsbru Kraftwerk power project near ... More Information

Winning combination of skills at SBT

Winning combination of skills at SBTThe SBT consortium was formed in 2001 to provide rental TBMs and all required support and assistance to projects throughout the world. It brought together ... More Information

Innovation rewarded at Aker Wirth

Innovation rewarded at Aker WirthCreative businesses with vision and an appreciation of pioneering ideas sometimes make it into the list of the top 100 most innovative midsize companies in Germany. ... More Information

Zogno bypass start in Lombardy

Zogno bypass start in Lombardy Construction of Zogno bypass along the ex SS 470 in Bergamo province of Italy commenced in early-July. The new single carriageway road will be 4.3 km-long and will ... More Information

El Muron tunnel excavation complete

El Muron tunnel excavation completeBreakthrough of the 1,730 m El Muron tunnel on the 3.5 km Aspe-El Carrus section on the high-speed line to the east coast in Spain's Alicante province was achieved ... More Information

Galdakao tunnel excavation underway

Galdakao tunnel excavation underwayExcavation of the 1,830 m Galdakao tunnel on the 5.4 km section Lemoa-Galdakao of Vitoria/Gasteiz-Bilbao-Donostia/San Sebastian high-speed railway along the north ... More Information

Robbins TBMs score at Qinling railway tunnel

Robbins TBMs score at Qinling railway tunnelTwo 10.2 m-diameter Robbins main beam TBMs are returning record advances in predominantly phyllite and limestone on a remote railway tunnel beneath ... More Information

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Tunnelling News

Deutsche Bahn awards contract for Munich S-Bahn project

The contract involves structural works for the expansion, including the construction of tunnels and an underground station. The Tunnel Ostbahnhof JV, ... More Information

Excavation completed on Italian side of Brenner Base Tunnel

The tunnel boring machine (TBM) named “Flavia” successfully bored through the Alps beneath the Mules 2–3 section, reaching the Austrian border. More Information

Giant tunnel borer set for Shantou Bay project

A giant tunnel boring machine has been installed for tunnelling under Shantou Bay in Shantou, South China's Guangdong province. [Photo provided to ... More Information

€0.4bn road and tunnel project in Georgia

Work is proceeding on the Kvesheti-Kobi road and tunnel scheme in Georgia. The scheme is part of a larger project, being carried out with Chinese ... More Information

Lahore to transform with Rs49 billion tunnel boring project

Pakistan, April 27 -- The federal government has approved Lahore's Rs49 billion Tunnel Boring Project, marking a major development for the city... More Information

Construction at Cleveland Hopkins International Airport

The 2,100-foot-long tunnel connects the terminal to parking facilities and the tramway leading to the RTA public rail line. During the project, two of ... More Information

AFFHOLDER AND J.F. SHEA TEAM UP ON $700 MILLION CONTRACT

The tunneling subsidiary, Affholder LLC, will lead a joint venture with J.F. Shea Construction, Inc., to build the I-35 Capital Express Central ... More Information

Factory Testing Complete on DC Water's first tunnel boring machine for the Potomac River

Mary passed all the necessary requirements and is one of two TBM's on the project. The tunnel is part of DC Water's Clean Rivers Project, to ... More Information

Work on Chennai Metro tunnel racing to a finish

The machine Flamingo, which started boring in 2023 for the tunnel linking Light House with Thirumayilai, is expected to reach the other end in ... More Information

CPK awards contract to build high-speed rail tunnel in Lodz, Poland

The tunnel, to be constructed using a tunnel boring machine (TBM), will have a ... More Information

Inside HS2: Meet London's miners working on the Northolt tunnels

We are on a tunnel boring machine (TBM) inside High Speed Two's huge Northolt tunnels. These tunnel boring machines are part of a tunnelling ... More Information

Ontario Begins Construction Of Last Tunnel Segment Of The Eglinton Crosstown West Extension

The remaining eastern portion of tunnel construction (500-meter twin tunnels) will use the sequential excavation method, with daily progress of ... More Information

Norway is building the world's longest and deepest subsea road beneath its fjords

We have subsea road tunnels which have that construction. And the new tunnel between Germany and Denmark, there they are laying down cases and put ... More Information

CERN releases report on the feasibility of a possible Future Circular Collider

The estimated cost of construction of the FCC electron–positron stage, including the tunnel and all the infrastructure, is 15 billion Swiss francs... More Information

TBM break through on Auckland's £915M wastewater megaproject completes 16.2km tunnel

Auckland's major wastewater infrastructure project, the Central Interceptor, has reached a significant milestone with the final breakthrough of ... More Information

In pics: construction site of Chongming-Taicang tunnel

A smart assembling vehicle works at "Linghang" large diameter shield tunneling machine at the construction site of the Chongming-Taicang tunnel, part of the Shanghai-Chongqing-Chengdu ... More Information

IN PICTURES: Spectacular images of the removal of HS2's huge tunnelling machine

TBM Sushila was used to construct part of the Northolt Tunnel – an 8.4-mile tunnel ... construction/london-tunnels/progress-3/northolt-tunnel/tbm- ... More Information

Historic tunnels uncovered beneath Salisbury station during £5.3M upgrade project

Engineers from Network Rail and South Western Railway have uncovered a network of tunnels and rooms beneath Salisbury station during ongoing £5.3M upgrades to the station’s forecourt... More Information

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels

Massive $450m road project connecting Russia and Georgia with six bridges & five tunnels. The new road will pass through Georgia along a trade route ... More Information

Buca Metro Tunnel Excavations Reached 50 Percent Level

Important progress is being made in the construction of the line, where four tunnel boring machines (TBMs), each 100 meters long, 7 meters wide and ... More Information

'Very promising' narrow-reef boring technology nearing rollout stage

A novel tunnel boring machine (TBM) will open up Bokoni's narrow tabular dipping PGM orebody to allow narrow-reef boring to take place, so that ... More Information

A vast undersea tunnel is being built

The 7.4 billion-euro ($7.7 billion) project is a huge undertaking, in every sense. Each section of the tunnel is colossal. These concrete structures ... More Information

National Grid gets planning permission for Grain to Tilbury upgrade with new Thames tunnel

National Grid has secured full planning approval for the Grain to Tilbury project, which includes a new power tunnel under the River Thames... More Information

Right track tunnel of Huangjialing Tunnel in NW China's Gansu drilled through

A staff member works on the construction site of the right track tunnel of the Huangjialing Tunnel in Linxia Hui Autonomous Prefecture, northwest ... More Information

Shetland Islands tunnels plan takes 'huge step forward' with sonar investigations

This phase will further inform the project's development and feasibility. The tunnel project, seen by locals as pivotal for improving ... More Information

Construction of the Tarande tunnel begins next week

On March 17th, in Vilnius district Construction of a tunnel and other related infrastructure will begin at Taranda and Bukiškis. This project aims ... More Information

Delhi Metro's Golden Line achieves major tunnel breakthrough;

The construction of Delhi Metro's Golden Line achieved a major milestone on Thursday as the Tunnel Boring Machine (TBM) broke through at the ... More Information

RiverRenew Tunnel Project Nearing Completion

The RiverRenew Tunnel System Project, the largest infrastructure investment in Alexandria's history, is nearing completion. More Information

Sydney Metro West tunnels enter final stretch after big breakthrough

Two tunnel boring machines (TBMs) constructing the huge Sydney Metro West tunnels have made a smashing entrance 24 metres below the surface. More Information

Chennai Metro Rail launches first tunnel boring machine for underground tunnelling in Kolathur

Corridor 5 begins at Madhavaram Milk Colony and connects through Koyambedu, Porur, Alandur and other residential/commercial areas of the city to ... More Information

Element Six, Master Drilling Announce Tunnel Development Partnership

Element Six and Master Drilling will deliver a diamond-enabled solution designed to increase tunneling development speed, reducing costs and minimize the environmental impact of tunnel ... More Information

Gateway Project Tunnel Connecting NY and NJ Moves Forward

Five Gateway contracts have been awarded so far, including one on Predergast's first day for construction on the Manhattan side of the tunnel... More Information

HSR Xi'an – Yan'an: Completion of All Tunnels in the Project

The HSR Xi'an – Yan'an has completed the excavation of all tunnels, including the Tongchuan Tunnel. This is a key milestone in the construction ... More Information

Brazil's US$1bn underwater tunnel project making waves among potential bidders

The first underwater road tunnel project in Brazil is attracting interest from multiple potential bidders, an official familiar with the matter ... More Information

Element Six and Master Drilling Announce Strategic Partnership for Advanced Tunnel

Achieving high quality, nonexplosive tunnel construction with various aspects of value generated compared to traditional rock excavation methods is a ... More Information

Tutor Perini Wins a $1.2 Billion NYC Contract

A joint venture of Sylmar-based civil construction firm Tutor Perini Corp. and its subsidiary Frontier-Kemper Constructors has won a $1.18 billion contract to construct a pair of rail ... More Information

Milestone reached for $1.6b Auckland wastewater tunne

Watercare's Central Interceptor project has passed an historic milestone with the southern half of the 16.2 kilometre tunnel – Blockhouse Bay ... More Information

Elon Musk's 'Wormhole' Tunnel Promises To Carry 20,000 People Per Hour In Dubai

It’s been more than eight years since Elon Musk decided he was fed up with traffic and declared he’d start digging tunnels to revolutionize public transport across the United States. So ... More Information

First tender for Dubai’s $22bn tunnels due within days

Dubai Municipality is expected to tender the first two packages of the $22bn Dubai Strategic Sewerage Tunnels (DSST) project imminently... More Information