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Video of San Francisco TBM

Robbins has produced its latest video of time-lapse assembly of the first of two mixed ground EPBs for San Francisco Central Subway where they will excavate tight turns under low cover More Information

Lubian tunnel start

Lubian tunnel start

On 30.04.2014 drill/blast excavation started on the1,710 m with 106 m in cut/cover right tube of the Lubian tunnel on the Madrid-Galicia high speed railway. More Information

Singapore Thomson Line poll

The Land Transport Authority (LTA) invited the public to vote for their preferred station name for 16 Thomson Line (TSL) stations earlier this year. More Information

VMT for TBM navigation and segment QC

VMT for TBM navigation and segment QC

On stand 1310 at the upcoming RETC in Washington, VMT will be showing examples of its navigation systems and segment quality control services. Apart from precision 3D measurements of segment moulds, More Information

Terratec appoints Bruce Matheson

Terratec appoints Bruce Matheson

Bruce Matheson has joined Terratec as Region Manager with a brief to expand the Australian TBM and RBM manufacturer’s activities in Africa, Middle East and Europe. More Information

CEAR solutions for tunnelling works

CEAR solutions for tunnelling works

At tunnelling sites, most attention is focused on supporting, supplying and maintaining equipment such as TBM, drill rigs and utilities, to ensure progress on the main excavation activities. More Information

Robbins presentations at RETC

Robbins presentations at RETC

The Robbins Company will be a formidable presence on stand 2103 at RETC in Washington, DC from June 23rd to June 26th 2013. More Information

Tunnel safety and fire protection

A symposium covering risk management, emergency response and fire prevention in tunnels is scheduled for Brisbane, Australia on 4th and 5th June, 2013. More Information

Continuous improvement from Sandvik

Outstanding excavation and low-risk operation are features attributed to the Sandvik DTi series of intelligent tunnelling jumbos, launched in 2008 and now working in all parts of the world. More Information

Port of Miami drives completed

At Watson Island, on 15.04.2013, the TBM Harriet completed excavation of the second of two underwater tunnels as part of the EUR770 million project connecting the Port of Miami with nearby expressways. More Information

Robbins video AMR project

The longest TBM tunnel in India, the 43.5 km AMR water transfer tunnel, is being driven with the help of a pair of 10 m-diameter Robbins double shield TBMs. Watch the video to learn about hard and abrasive rock, remote jobsites, and flash flooding. More Information

ES Rubber in Gdansk

ES Rubber in Gdansk

ES Rubber gaskets are being used in Poland to ensure a leak-free tunnel on an important new highway tunnel beneath one of the country’s major rivers. More Information

Breakthrough at Delhi Metro

Delhi Metro Rail Corporation (DMRC) on 23.04.2013 achieved the third tunnel breakthrough of its Phase - III project. More Information

ExpoTunnel press conference

The first edition of ExpoTunnel, the new showcase dedicated to the world of tunnelling, drilling, mining, underground construction, will be presented to the press and the operators with a press conference developed as a morning of More Information

Santos GLNG tunnelling starts

Santos GLNG tunnelling starts

On 15.04.2013, contractor Thiess started construction of the 4.3 km-long, 3.4 m internal diameter segmentally-lined tunnel underneath the Narrows Crossing in Gladstone Harbour, Queensland, Australia More Information

Caterpillar kills off Lovat

Caterpillar Inc has announced that it is pulling out of the tunnelling business and closing its plant in Etobicoke, Canada which it bought from Lovat Inc just five years ago. More Information

First Central Subway TBM arrives

First Central Subway TBM arrives

On 23.04.2013 the M/V Aggersborg arrived at Port of San Francisco Pier 80 Omni Terminal carrying Mom Chung, the first of two EPBs for the San Francisco Municipal Transportation Agency, More Information

SS 125 Orientale Sarda opening

SS 125 Orientale Sarda opening

On 20.03.2013 the 6.6 km-long trunk II, lot 2 section of the new SS 125 Orientale Sarda from Capo Boi junction to Terra Mala junction, in the province of Cagliari, was opened. More Information

Crossing Doha Bay

Crossing Doha Bay

Qatar's capital, Doha, is developing fast. New city districts such as Lusail and The Pearl, Doha Greater Area will experience serious traffic problems in the near future. More Information

Prado tunnel underway

Prado tunnel underway

On 26.04.2013 work started on the west portal of the Prado left tube. The tunnel alignment is beneath the towns of Vilar de Barrio and Saurreaus More Information

Three more tunnels under Suez Canal

Egypt's National Authority for Tunnels (NAT) has signed an agreement with Spanish firm Getinsa Paymacotas to conduct technical studies and produce tender documents to build three new tunnels underneath the Suez Canal. More Information

Vilavella tunnel excavation complete

Vilavella tunnel excavation complete

On 29.04.2013 breakthrough was achieved on the right tube of Vilavella tunnel on the 3.8 km-long Tunnel de la Canda-Vilavella sub-section of the Madrid-Galicia high-speed line More Information

IPS successful at Bauma

IPS successful at Bauma

International tunnel recruitment specialist iPS is following up its Bauma presentation with a fortnight of intensive visits to the Middle East and Far East, where demand for personnel is on the increase. More Information

Sofia metro extension underway

Sofia metro extension underway

On 25.04.2013 construction started on Stage III of Line 1 Metro extension Mladost 1-Business Park-Mladost 4 in Sofia, Bulgaria. More Information

Poltinger sponsors tunnelbuilder.com

Poltinger sponsors tunnelbuilder.com

It is always a great day at tunnelbuilder when one of its established clients steps up to sponsor our flagship website. More Information

Robbins holes at Pahang Selangor

Robbins holes at Pahang Selangor

The first of three 5.23 m-diameter Robbins Main Beam TBMs has holed on the 44.6 km-long Pahang Selangor water transfer tunnel in Malaysia More Information

Blue Plains Tunnel TBM

On 09.04.2013 the District of Columbia Water and Sewer Authority (DC Water) named its massive Blue Plains Tunnel TBM Lady Bird, More Information

Meditunnel 2013 in Croatia

The symposium on tunnelling in the Mediterranean region takes place 7-8th May, 2013 in Porec on the Adriatic coast of Croatia More Information

ISTSS 2014 calling

Call for papers for the 6th International Symposium on Tunnel Safety and Security, ISTSS 2014, to be held at World Trade Centre (WTC) in Marseille, France, 12-14th March, 2014. More Information

Coatzacoalcos elements immersed

Coatzacoalcos elements immersed

On 11.03.2013 and 21.03.2013 the first and second elements of the 1.6 km-long Coatzacoalcos River tunnel in Veracruz, Mexico were successfully immersed. More Information

Phyllis reaches Bond Street

On 25.03.2013 TBM Phyllis reached the south end of the new Crossrail Bond Street western ticket hall at Davies Street, having constructed 2,000 tunnel rings and completed 3.2 km of new tunnels. More Information

More safety of the Frejus trans-European tunnel

The European Investment Bank (EIB) has made a tangible commitment to the cross-border Frejus Tunnel project in the form of a EUR120 million loan. It will enable a second tube to be built alongside the existing tunnel connecting Piedmont to Savoie. More Information

Gotthard Base Tunnel test runs

From April, 2013 rail tracks in both tubes of Gotthard Base Tunnel, for 20 km between Erstfeld and Sedrun, will be fully installed. More Information

EIB funds Warsaw Metro

The European Investment Bank (EIB) is lending EUR238 million towards the construction of the 6.7 km-long central section of Warsaw’s new metro line. More Information

ES Rubber in Gdansk

Twin 1.1 km-long, 12.2 m-diameter TBM-driven tunnels under the Vistula River in Gdansk, More Information

Metrorail kicks off in Madrid

The three-day Metrorail conference opens at Hilton Madrid Airport Hotel on Tuesday, 9th April More Information

Tunnelling News

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

Metro Manila Subway Project: DOTr launches third tunnel boring machine

Dubai: The Department of Transportation (DOTr) has launched a third tunnel boring machine (TBM) for the Metro Manila Subway Project (MMSP), ... More Information

Skanska JV wraps up $450M Baltimore tunnel nearly 2 years early

A joint venture has reached substantial completion on the $450 million Howard Street Tunnel Project in Baltimore nearly two years ahead of the original completion date, according to a ... More Information

Work continues on NYC megaprojects, despite $18B federal funding pause

Contractors on two of New York City’s largest infrastructure projects will keep digging, but they might glance over their shoulders toward Washington... More Information

HS2 Chipping Warden tunnel project moves step forward

HS2 Ltd An aerial view of the HS2 tunnel construction at Chipping Warden. A road HS2 Ltd. The 1.55 mile (2.5km) Chipping Warden tunnel will be ... More Information