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Naples Line 6 reaches Municipio

Naples Line 6 reaches Municipio

On 23.11.2011 breakthrough was achieved on the Mergellina-Municipio section of Naples Line 6 when the Wirth EPB TBM reached the exit shaft in Municipio. Excavation of the 2,902 m-long, 8.25 m-diameter tunnel below the water table started in October, 2007. More Information

MoU signed for Belgrade metro

On 18.11.2011 a Memorandum of Understanding was signed between the city of Belgrade and Alstom Transport South Europe for construction of a new EUR1billion public rail transport system. A 15-month preliminary study by Egis Rails will determine the full technical and operational features of a 15 km line (L1) with 4.5 km underground and 25 stations. Located on the southern bank of the Danube, the Y shaped line will connect the central districts of the city, linking Ustanicka-Novi Merkator to Tvornicka on one branch, to Zelesnicka Stanica Novi Beograd on the other. More Information

Normet concrete sprayer debuts in Mexico

Normet concrete sprayer debuts in MexicoNormet introduced its new Alpha series diesel hydraulic mobile concrete sprayer, the Semmco Alpha 30, at the recent CIM mining convention in Acapulco, Mexico. ... More Information

Final breakthrough for T-Connection in Norway

Final breakthrough for T-Connection in NorwayOn 13.10.2011 final breakthrough for the 9 km-long undersea tunnel of Norway's T-Connection was safely achieved by contractor AF Gruppen AS. The project, ... More Information

Italian breakthroughs

Italian breakthroughsOn 24.10.2011 breakthrough was achieved on the north tube of the Collemaggio tunnel, located between km9.244 and km10.036 on the SS318. Two days later, another tunnel holed out ... More Information

Middle East Tunnelling 2011

Middle East Tunnelling 2011This event takes place at Oryx Rotana Hotel in Doha, Qatar on 12-14th December, 2011. The region is home to some of the most significant and innovative tunnelling projects ... More Information

Robbins EPB starts Baku metro drive

Robbins EPB starts Baku metro driveA 6.3 m-diameter Robbins EPB has commenced boring the Baku metro in Azerbaijan. Together with another similar EPB, the machine will bore parallel 3.5 km-long ... More Information

Higher costs for Blanka tunnel in Prague

Higher costs for Blanka tunnel in PragueSaturday 15.10.2011 was open day at Blanka road tunnel, part of the northwest section of the Prague ring road in the Czech Republic. The construction cost is ... More Information

Middle East Tunnelling 2011

Middle East Tunnelling 2011The MEED Middle East tunnelling conference takes place in Doha, Qatar on 12-14th December, 2011. It will provide attendees with the latest information on tunnelling ... More Information

Minova acquires SDA business

Minova acquires SDA businessMinova, part of Australian group Orica, has acquired the self drilling anchor business from Atlas Copco MAI of Feistriz, Austria. Minova International is the world's ... More Information

Amsterdam-Almere metro feasibility studies

Amsterdam-Almere metro feasibility studiesThree selected consortia have completed technical and economic feasibility studies for the prposed direct metro link between Amsterdam and Almere across the ... More Information

ZED gets prestigious achievement award

ZED gets prestigious achievement awardZED Tunnel Guidance Ltd has received the Queen's Award for International Trade. The award follows the company's outstanding achievement in international trade, ... More Information

Sluiskil tunnel construction started

Sluiskil tunnel construction startedOn 05.10.2011, after a period of preparatory work, construction of the east adit of the 1,330 m-long twin tube Sluiskil tunnel under the Ghent-Terneuzen Canal in ... More Information

Breakthrough in SS77 Belfiore tunnel

Breakthrough in SS77 Belfiore tunnelOn 26.09.2011 breakthrough was achieved on the South carriageway of the 1,101 m-long Belfiore tunnel on the SS77 Val di Chienti. For more click here and it/116. ... More Information

Road tunnels manual

Road tunnels manualThe 24th World Road Congress took place in Mexico from 27.09.2011 to 30.09.2011. During the congress, the new road tunnels manual was installed online in English and French. The ... More Information

Sandvik rigs winning in Rio de Janeiro

Sandvik rigs winning in Rio de JaneiroMain contractor Odebrecht is upgrading 25 km of main highway between Barra and Santa Cruz in the southern suburbs of Rio, including construction of the 1.1 ... More Information

Robbins at AFTES International Congress in Lyon

Robbins at AFTES International Congress in LyonFind out more about high cover tunnelling at Robbins' technical session on Wednesday, 19th October at the AFTES Congress in Lyon, France. Paper title: ... More Information

VMT opens branch office in US

VMT opens branch office in USThe current dramatic growth in the US tunnelling industry has resulted in VMT opening an office in Sumner, WA to service its clients more effectively. The new facility ... More Information

Contitech commitment to sustainability

Contitech commitment to sustainabilityContitech division of Continental is a leader in rubber technical elastomer products and plastics technology. The company has introduced its sustainability ... More Information

Montcada EPB completes its task

Montcada EPB completes its taskOn 28.09.2011, 11.7 m-diameter Herrenknecht EPB Montcada reached the exit shaft after a 3,017 m drive north-south at up to 50 m depth. Its 105 m-long back-up installed ... More Information

tunnelbuilder readership hits new highs

tunnelbuilder readership hits new highsSeptember was a good month for tunnelbuilder.com, with a weekday readership high of 1,586/day and a weekend high of 983/day. Daily average was 956, which rolls ... More Information

Thames tunnels to be bored by Herrenknecht TBMs

Thames tunnels to be bored by Herrenknecht TBMsHochtief/Murphy JV will use two Herrenknecht slurry TBMs to drive the 2 x 2.6 km-long x 6 m-diameter Crossrail Thames tunnels. This brings to eight the ... More Information

Cut/cover tunnel on the SS36 at Monza in Italy

Cut/cover tunnel on the SS36 at Monza in ItalyThe link road under construction between the SS36 and the Milan motorway network crosses the municipalities of Monza and Cinisello Balsamo, through ... More Information

Austunnel Partnering Success

Austunnel Partnering SuccessAustunnel supplies professional tunnelling personnel such as supervisors, TBM fitters/mechanics, electricians, PLC electricians, boilermaker/welders and TBM pilots. ... More Information

Tunnel design and construction

Tunnel design and constructionThe latest conference in the series takes place on 16-18 November, 2011 in Amsterdam. For full details of speakers visit Tunnel Design & Construction Europe. 39/11. More Information

South Tyrol Castelbello ring road decision

South Tyrol Castelbello ring road decision The competition for the construction of the 3 km-long Castelbello and Colsano ring on the SS 38 has been decided, and funds will be allocated in 2012. The ... More Information

Fire protection and safety in tunnels

Fire protection and safety in tunnelsThird annual international conference takes place October 11-12, 2011 in Salzburg, Austria. More from www.arena-international.com/fpst2011/index.html. 38/11. More Information

Going underground at IUT

Going underground at IUTThis week sees the sixth international underground and tunnel fair IUT taking place in the Hagerbach Test Gallery (VSH) near Sargans, Switzerland from 14-15 September. The ... More Information

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

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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