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Robbins successes at Sochi

Robbins successes at Sochi

Two Robbins double shield TBMs have been working at the Sochi 2014 Winter Olympics site in Russia in complex geology with multiple fault zones. More Information

Fehmarnbelt project briefing

Around 500 participants from 17 countries met up in Copenhagen on 21.03.2012 for briefing on the construction of the 18 km-long tunnel under the Fehmarnbelt to link Germany and Denmark. More Information

Safety of life in tunnels

The international conference SOLIT takes place in Berlin, Germany on 27-28 June, 2012 with a focus on integration of fire fighting systems. More Information

Normet expands southern Africa presence

Normet expands southern Africa presence

South African Gary Clench, who has 36 years hands-on sales and marketing experience in the underground sector, More Information

Walking to Billy Bishop airport

Construction of the Port Authority pedestrian tunnel to Billy Bishop Toronto City Airport commenced this month. The More Information

Novel shotcrete speeds three Robbins TBMs

Novel shotcrete speeds three Robbins TBMs

Once completed in 2014, the 44.6 km-long Pahang Selangor raw water tunnel in Malaysia will be the longest tunnel in Southeast Asia. More Information

Deo Ca Pass tunnel plans

Deo Ca Pass tunnel plans

Deo Ca Pass tunnel construction is starting around now for completion mid-2016. The new 13.4 km road, from Hoa Xuan Nam More Information

Multi-purpose tunnelling rig from Atlas Copco

The new Boomer E1 C-DH single boom diesel hydraulic drillrig has face coverage of 95 sq m. More Information

ISTRICE – polymer structural fibres for tunnelling

Italian manufacturer ISTRICE has 30 years experience in the synthetic monofilament extrusion sector, resulting in a range of unique, patented fibres for structural reinforcement of concrete. More Information

Breakthrough in Scrajo tunnel

Breakthrough in Scrajo tunnel

On 05.03.2012 breakthrough was achieved in the new Scrajo rock tunnel on the SS145 Sorrentina bypass between Pozzano and Seiano. More Information

Thessaloniki metro extension to start

Construction of Thessaloniki Metro extension to Kalamaria will begin in autumn, 2012. Four bidders have received the tender documents. More Information

INTERtunnel 2012 returns to Turin

The latest technologies for tunnel design and management will be on show at INTERtunnel, organized by Mack Brooks Exhibitions at Turin’s Lingotto exhibition complex from March 27th to 29th, 2012. More Information

Innovative segment gasket from CBE

The recently completed Lee tunnel in the east end of London was lined with concrete segments with anchored gaskets, More Information

Major breakthroughs on SS77

Major breakthroughs on SS77

On 28.02.2012, breakthrough of the 2,820 m north tube was achieved on the SS77 Sostino tunnel in Foligno municipality on Marche-Umbria quadrilateral in Italy More Information

Hong Kong drainage breakthrough

Hong Kong drainage breakthrough

On 27.02.2012 the JV Maeda Corporation, China Railway Engineering Corporation (CREC) and SELI celebrated the breakthrough of the Tsuen Wan drainage tunnel in Hong Kong using a 7.72m-diameter, More Information

Non-polluting products certification for EPC Consulting

Globalchimica partner EPC Consulting has gained certification for its non-polluting, organic-mineral resins. More Information

Breakthrough at Capo di Ponte

Breakthrough at Capo di Ponte

On 24.02.2012 JV Collini/Cossi/Giudici/Aster broke through at Capo di Ponte tunnel on the SS 42 Tonale-Mendola between Darfo and Edolo. More Information

New boss at Aker Wirth

New boss at Aker Wirth

Einar Broenlund has taken over the management of Erkelenz-based drilling and tunnelling equipment More Information

Rome metro Line B1 progress

Rome metro Line B1 progress

On 22.02.2012, the 9.80 m-diameter EPB TBM Nannarella completed excavation of the difficult 1.1 km-long Conca d’Oro-Jonio tunnel, part of the extension of B1 line of Rome metro. More Information

Professional tunnellers diary

March is a good month for tunnelling events, with five international conferences scheduled in Israel, US, Brazil, Greece and Italy. Great geographic spread, and something for everybody! More Information

ISTSS in New York

The 5th international symposium on tunnel safety and security takes place in New York from 14-16 March, 2012. Some 250 delegates have already registered, with around 70 places still ... More Information

MRS expands Asia Pacific team

Mine Radio Systems (Pacific) Pty Ltd has appointed Warren Dix as Western Regional Manager with a territory covering the western half of Australia and Indonesia. More Information

Rocchetta tunnel complete

On 17.02.2012, breakthrough of the 980 m south tube was achieved on the SS77 La Rocchetta tunnel in Muccia municipality on Marche-Umbria quadrilateral in Italy. Excavation took one year. The 840 m ... More Information

Portable rescue chamber from mineARC

Australian specialist manufacturer mineARC has launched its latest portable rescue chamber range. More Information

CIFA – the best choice for tunnels

Heavy investment in research, development and product quality has enhanced CIFA know-how and experience, creating a solid foundation for customers in the worldwide construction industry. More Information

Herrenknecht TBMs for Neelum-Jhelum hydro

By 15.02.2012 the main parts of two 155 t Herrenknecht TBMs had reached Majoi (C-2), the site of Neelum-Jehlum hydropower project in Muzaffarabad District of Azad Jammu Kashmir Republic of Pakistan. More Information

Roveredo bypass in Switzerland

Roveredo bypass in Switzerland

In 2009, Consortium Galleria di Roveredo, comprising CSC SA (Lugano), Frutiger AG (Thun) and Prader Losinger SA (Sion), secured the contract for More Information

Caterpillar Tunneling for customized TBMs

Caterpillar Tunneling based in Toronto, Canada has five generations of experience in the worldwide tunnelling industry. More Information

Two SS125 tunnels completed in Sardinia

Two SS125 tunnels completed in Sardinia

Full section excavation of the monotube Murtineddu and Marapintau tunnels with their parallel safety tunnels was completed by end-2011. More Information

Tunnelling vacancies in UK

iPS is urgently looking for various Tunnelling workers in the UK. There are vacancies for electricians, fitters, banksman, leading miners, miners, pit bosses and scaffolders. More Information

Decision expected on Frejus safety tunnel

Italian and French authorities will soon have to decide whether to expand the proposed 12 km-long More Information

CBE to supply Sluiskil

French group CBE has been awarded the supply contract for segment moulds for the 1.15 km-long twin-tube Sluiskil tunnel under the Gent canal at Terneuzen in the Netherlands More Information

Normet international success lauded

Normet has received an award from the Finnish government for its exceptional success in the international market, profitable growth, development of Finnish expertise, and operation in an environmentally sustainable manner. More Information

Datwyler acquires Phoenix profiles

The Datwyler group has completed the acquisition of the profiles division of Phoenix Dichtungstechnik of Hamburg. More Information

Herrenknecht big in China

Herrenknecht big in China

At the recent presentation of the Herrenknecht EPB shield for Dongguan metro attended by Chancellor Merkel and Premier Wen, Dr Martin Herrenknecht outlined his company’s ongoing commitment to China. More Information

Qatar going underground

The Qatar integrated railway project includes four metro lines, for which initial tenders for four tunnelling packages worth EUR1.5-2.3 billion apiece are expected in April, 2012. More Information

Tunnelling News

Čučković: Construction of the tunnel boring machine for the Belgrade Metro in final phase

It is a good thing that we, for example, acquired these tunnel boring machines at a lower price than other countries... More Information

Serbia plans to borrow 2.5 billion EUR in 2026 for the construction of the Belgrade metro

It is also stated that two TBMs (tunnel boring machines), the so-called moles, have already been ordered and are expected to be delivered to ... More Information

VSM starts operation at Tilbury

The pioneering Vertical Shaft Sinking Machine (VSM) from Herrenknecht, named “Verena”, after Verena Holmes, a pioneering British mechanical ... More Information

Metrolinx reveals names of Ontario Line tunnel boring machines

Following a contest, Metrolinx has officially named its two massive tunnel boring machines Libby and Corkie... More Information

Montreal blue line metro tunnel boring machine has arrived, time to dig

It's basically building the backbone of the blue line extension,” said project chief Maha Clour, pointing out that crews have reached the bottom of ... More Information

Norway Unveils The World's Longest Road Tunnel In A Majestic Engineering Marvel

The construction cost broke down to about 38,000 NOK (roughly £3,500) per meter, an impressive figure considering the complexity and scale of the ... More Information

Sydney Metro West construction captured on video ahead of 2032 opening

Two giant tunnel boring machines have made their way through the deepest section of Darling Harbour as part of works on the new Metro West. More Information

Bengaluru's ₹18,000-crore tunnel road project inches closer as four major firms submit bids

Four firms bid for Bengaluru's ₹18000 crore tunnel project linking Hebbal to Silk Board, expected to ease city traffic by 2029 under a 34-year ... More Information

Webuild advances Rocchetta Tunnel excavation

Upcoming construction milestones. Webuild is preparing for the next major phase on the Apice–Hirpinia section: the launch of the reinforced concrete ... More Information

MMRDA plans 70-km underground tunnel road network across Mumbai

The project, being prepared in phases, will enhance multi-level connectivity and ease commuting. By KAILASH BABAR · Google preferences in ET Follow us ... More Information

Kathmandu-Tarai Expressway achieves 43.3% progress

The total length of the seven tunnels under the project is 10.979 km. ... Construction progress for the Chandram Bhir tunnel. (2,250 metres) has ... More Information

MMRDA plans 70-km underground tunnel road network across Mumbai

The project, being prepared in phases, will enhance multi-level connectivity and ease commuting. By KAILASH BABAR · Google preferences in ET Follow us ... More Information

Hong Kong: Robotics And AI Enhance Tunnel Construction

It is leveraging artificial intelligence (AI), robotics and automation to advance the Trunk Road T2 and Cha Kwo Ling Tunnel project. These ... More Information

Single-Bore Tunnel Method Chosen for BART Silicon Valley Phase II

This decision allows VTA to advance project design towards 60%, stay on a critical path to tunnel construction and meet the projected revenue service ... More Information

Boring Co. begins 'controlled blasting' for Nashville tunnel at TN capitol

The Boring Co. has started excavation work at a state-owned parking lot on Rose Parks Boulevard for the Music City Loop project Wednesday, Aug. 13, ... More Information

TBM arrives in Montreal for delayed metro extension project

A custom-built tunnel boring machine (TBM) has arrived in Canada for use on a 6km extension of the Montreal Metro... More Information

Spain Confirms Feasibility of €8.5 Billion Morocco-Europe Tunnel

The study was conducted by German company Herrenknecht, the world leader in tunnel boring machines, at the request of the Spanish government's ... More Information

TxDOT spends $748M to burrow bus-size tunnels under Central Austin

The first tunnel boring machine will be deployed near ... Industry experts say tunnel boring machines typically advance about 50 feet per day. More Information

6 TBMs on Duty on the 27-Kilometer Line in Körfezray

Two of the six Tunnel Boring Machines (TBMs) that will serve in the first 27-kilometer phase are actively excavating tunnels, while the ... More Information

Construction on HS2's Euston tunnel will start 'fairly soon', says rail minister

Construction on the HS2 tunnel from Old Oak Common station to Euston station will start “fairly soon”, the rail minister has said... More Information

Blue Line Extension TBM Arrives at Port of Montreal

Railway Track and Structures Construction site of the future Vertières station (Pie-IX) in June 2025. Caption and photo courtesy of STM. MONTREAL - The tunnel boring machine (TBM) ... More Information

Tunnel break through milestone for Mt Messenger Bypass project

A 110 tonne excavating machine, called Hinetūparimaunga, has broken through at the northern end of the project's 235 metre-long tunnel ... More Information

$3.9 billion tunnel and bridge link for VA

Costing around $3.9 billion, the Hampton Roads Bridge-Tunnel (HRBT) upgrade Expansion project for Virginia will improve traffic flow for a key ... More Information

Extended North Tunnel Flood Mitigation Project Receives $18.2 Million in State Funding

The funding advanced by the board includes a $17.2 million loan and $1 million grant for the construction of the mile-long tunnel, which will divert ... More Information

Gateway Project faces new uncertainty amid government shutdown

Federal funding for the $16B Hudson Tunnel Project, aka Gateway, has been paused during the government shutdown, sparking political backlash. More Information

Tunnel Boring Machine Emily Passes Key Factory Test for DC Water Potomac River Tunnel Project

Tunnel boring machine (TBM), Emily. This test confirms that Emily is ready to begin excavating the southern leg of the Potomac River Tunnel — a ... More Information

Sydney Metro West achieves world-first in tunnelling technology

Sydney Metro West has achieved a world-first in tunnel construction with a Lining Erector Machine (LEM) successfully being used to line the mined ... More Information

Gateway construction continues despite Trump's claim of termination

Tutor Perini, the general contractor on the Manhattan Tunnel Project, confirmed construction activity is currently continuing as planned... More Information

Tunnelling complete for Annacis water supply project

Metro Vancouver has completed the tunnelling phase of the $450 million Annacis Water Supply Tunnel, which will complete in 2028... More Information

Santa Clara VTA confirms single tunnel plan for BART extension

With VTA now owning the tunnel boring machine, the agency assumes full responsibility for its performance, agency officials said. To manage the risk, ... More Information

Chennai: Tunnel Boring Machine Vaigai achieves breakthrough at Mandaveli Metro Station

CHENNAI: The Chennai Metro Rail Limited (CMRL) on Saturday achieved a major milestone in Phase II tunnelling works, as Tunnel Boring Machine (TBM) ... More Information

Trump 'terminates' $16 billion Hudson River tunnel project linking N.J. and N.Y.C.

President Trump said funding for the $16 billion Gateway Tunnel project is "terminated" at a press conference. New Jersey officials said they will ... More Information

$676 million underwater tunnel for India

The project is expected to cost around $676 million, with a Detailed Project Report (DPR) having now been completed. India's road transport network is ... More Information

€1.4 billion Belgian tunnel project approved

The first phase of the €1.4 billion project for Belgium’s new Limburg Noord-Zuid link has been approved. Construction should commence in 2027 on the project, which will form a section of ... More Information

Tunnel boring machine S-639B achieves breakthrough under Kanpur Metro Phase I Project

The package KNPCC-06 involves design and construction of a tunnel through TBM, cut and cover tunnel, underground ramp from Kanpur Central end of ... More Information

Lawmakers propose construction of undersea tunnel to link Luzon and Visayas

Several lawmakers from the Visayas region are proposing the construction of an underground tunnel that will serve as a permanent land connection ... More Information

Oman-UAE rail project hits major milestone with start of tunnel excavation

Tunnel excavation has begun in Oman's Al Hajar Mountains, marking a major milestone for the cross-border Oman-UAE Railway... More Information

Engineering the depths: innovative tunnelling for hydropower projects

Major schemes in Austria, China, and Germany are applying advanced underground construction techniques for hydropower projects. More Information

New tunnel, new standard: Silvertown project showcases innovation in surface protection

Originally approved in 2018, construction of the tunnel began in March 2021. In September 2023, following the completion of tunnelling works, ... More Information