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TACS at BAUMA 2016

Only 3 days are left until BAUMA 2016 opens its gates in Munich. As in previous years TACS will participate with a booth and would be very pleased to welcome you at its Red Bar for some talks ... More Information

Schuman – Josaphat tunnel now open

The new Schuman-Josaphat tunnel opened on the 04.04.2016 allowing for trains to run through for the firet time. The Schuman-Josaphat tunnel is a direct rail link between the Brussels-Schuman station ... More Information

PUB calls pre-qualification exercises for DTSS Phase 2 Tunnel and Tuas WRP

PUB, Singapore's National Water Agency, will be calling for two open pre-qualification exercises in April to pre-qualify consultancy firms and construction companies with relevant experience and ... More Information

Subscribe for free to the tunnelbuilder weekly newsletter

Have all the latest tunnelling news, tenders and awards delivered for FREE to your mail box. The tunnelbuilder weekly newsletter goes out every Thursday and brings you up to date with everything ... More Information

Urban Underground Space & Tunnelling conference in 2016

Asia’s Leading Urban Underground Space & Tunnelling Summit will return from 6 to 9 September 2016 in Singapore. The Summit 2016 will provide excellent insight into the complexity and ... More Information

Detailed project report for the Varanasi Metro

On 29.02.2016 the Lucknow Metro Rail Corporation (LMRC) presented the Detailed Project Report (DPR) for the Varanasi Metro Rail Project to the State Government. The DPR envisages two corridors with ... More Information

Loan signed with EIB for the Lucknow Metro

A loan agreement for the Lucknow Metro project between the Government of India and the international funding agency European Investment Bank (EIB) has been signed in Brussels. It was done during the ... More Information

TBM Alice - New Zealand

The TBM Alice has been dismantled and delivered to the Ports of Auckland for shipment back to its manufacturer to be recycled. The TBM has successfully built two 2.4km underground tunnels which were ... More Information

Palmieri at BAUMA 2016

Palmieri is showing its products at BAUMA this year. BAUMA is in Munich from the 11th until the 17th of April 2016, Palmieri will be situated in Hall C3, Booth 339. Palmieri was founded almost 40 ... More Information

Bertha inspections underway

On the 12.03.2016 the SR99 TBM Bertha reached its last maintenance stop. Seattle Tunnel Partners (STP) will take up to one month to inspect the TBM and provide any maintenance that is needed. Some ... More Information

ExpoTunnel will exhibit at BAUMA

ExpoTunnel will exhibit at BAUMA in Munich from April 11th until April the 17th, booth number 5 in the East entrance area, in order to promote the fair worldwide. ExpoTunnel, wants to be able ... More Information

The Angat water improvement project

The Asian Development Bank (ADB) has approved a EUR109,24 million (USD123.3 million) loan for a new water tunnel to help modernise Manila’s water supply. This will reduce the risk of shortages ... More Information

Breakthrough on Red Line North at Doha

Last night the 600 tonne TBM, belonging to the consortium of ISG, headed by the Italian company Salini Impregilo, broke through at the Red Line North of al Golf, North East of Doha. The EUR1.8 ... More Information

Swedish drilling and tunneling customer requirements in focus

As part of Sandvik Construction’s increasing focus on the local needs of our customers, we will be participating at two March events to be held in Sweden. Both of these will provide an ... More Information

Breakthrough of the Sant’Urbano tunnel in the Pedemontana Veneta

On 14.03.2016 the Sant’Urbano tunnel in Pedemontana Veneta broke through. The tunnel is 1531m and is the first tunnel between Montecchio Maggiore and Castelgomberto municipalities, which ... More Information

Robbins is focused forward

The Robbins Company has been the foremost manufacturer of TBMs and underground construction equipment for over 60 years. Click here for a journey through the company history as told by Robbins ... More Information

Second Phase of Second Avenue Subway - New York

The Second Avenue Subway (SAS) will be New York City’s first major expansion of the subway system in over 50 years. The line will stretch more than 136 km along the length of Manhattan's East ... More Information

Engineering underground space - utilising the assets beneath our feet

HS2 Engineering Director and former Chief Engineer at Crossrail Chris Dulake, will be outlining the engineering and environmental challenges presented in the delivery of HS2 at a special one day ... More Information

Robbins hosts first webinar for the 2016 series

The Robbins Company will be hosting their first TBM webinar for the 2016 series on April 5th . The title of the webinar is “The Robbins Crossover TBM: One Machine, Many Geologies”. ... More Information

Bözberg tunnel

On 09.03.2016 the FFS officially began work on the new Bözberg tunnel. It is a 2.7 km-long, double-track and 4 m compatible and runs between Effingen and Schinznach-Dorf in the ... More Information

PassiveTec® awarded Heathrow contract

The PassiveTec® range of high performance fire protection panels, jointly owned by PFP Fire Systems and Sheffield Insulations Group, has won the supply contract for the refurbishing ... More Information

New Breakthrough on the Gold Line Doha Metro Project

On the 24.02.2016 TBM 6 arrived in Sports City Station on the Gold Line Doha Metro Project. The TBM has excavated 1614 m in 73 days, with 10 Fridays on maintenance, with an average of 22meters ... More Information

Plan to link China to Taiwan with 126 km tunnel

Beijing’s 13th five-year development plan, which was unveiled during the 12th National People's Congress (NPC) in Beijing states that China is planning to construct a 126 km long ... More Information

Kamchik tunnel completed

On 27.02.2016 Uzbekistan Railways in conjunction with China Railway Tunnel Group completed tunneling works on the main trunk of the 19.1 km tunnel under the Kamchik pass in Uzbekistan. The ... More Information

China Tunnel & Bridge Summit

The 10th China Tunnel & Bridge Summit will be held will be held at Yindo Grand Jasper Hotel in Zhuhai on 17-18 March, 2016. A technical excursion to the artificial island of ... More Information

4th Annual Tunnels Fire Safety Forum

The 4th Annual Tunnels Fire Safety Forum will take place from 11 to 13 May 2016 in Amsterdam. It will bring together fire brigades, construction companies, operators, and the public sector in order ... More Information

The Cross Island Line (CRL) at Singapore

On 05.02.2016 the Land Transport Authority (LTA the Environmental Impact Assessment (EIA) (Phase 1) report for the stretch of the Cross Island Line (CRL) at Singapore around the Central Catchment ... More Information

18km long road tunnel proposed for Jammu & Kashmir

The Border Roads Organisation (BRO) has submitted a proposal to the ministry of road transport and highways for construction for a EUR1.19 billion (Rs9,000-crore) 18 km long road tunnel. The tunnel ... More Information

BTS offers world-class venue for WTC2019

Key to the success of a world-class conference is a world-class venue and the BTS is planning to deliver both in its bid to host the World Tunnel Congress (WTC) in 2019 in London. London is ... More Information

Robbins EPB surmounts Chennai Metro Challenges

Recent breakthrough marks triumph over Mixed Ground Conditions - On January 27, 2016, a Robbins mixed ground EPB broke through at Chennai Metro, finishing up a challenging second drive that saw the ... More Information

ICE Engineering Underground Space 2016 - Regeneration through Innovation

ICE's one day conference is on the 15 March 2016 in London. The conference will help engineers and planners make the most of the opportunities presented by going underground. Case studies will ... More Information

Two TBMs breakthrough on Doha Metro’s Green Line

On the 14.02.2016 Qatar Rail, which is overseeing the construction of the country’s integrated railway network, celebrated as the two TBMs Al Rayyan and Al Gharrafa successfully completed ... More Information

Datwyler DATBALANCE receives patent in the US

After Datwyler Sealing Technologies having already received the patent for the DATBALANCE principle in Europe and Hong Kong last year, it is now received the protection of a patent for this new ... More Information

CIFA at BAUMA 2016

CIFA will be at BAUMA 2016 with the slogan “YOUR JOBSITE PARTNER” this is because CIFA continues to keep innovation, quality and the customer at the centre of its focus. CIFA believes it ... More Information

Robbins Crossover TBM for OCIT

Robbins will supply the first Crossover XRE in the USA for the Akron OCIT Project in Ohio. The 9.6 m diameter TBM has been named Rosie. The name recognises Rose May Jacob and the hundreds of ... More Information

New certification awarded to CEAR Srl

As from December 2015 CEAR has now been awarded containerized Transformer Substation (model CTE-IAC) certification for an internal arc of 20kA / 1sec. Which is in line with IEC 62271-202 and IEC ... More Information

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Tunnelling News

New game-changing tunnel boring, reef cutting 'meeting and beating' all expectations

UG2 reef at Bokoni is the target of the twin mobile tunnel boring and narrow reef cutter. Tunnelling will be done with the mobile tunnel borer for ... More Information

Mota-Engil CEO confirms winning bid for Santos-Guaruja tunnel

The company's subsidiary, Mota-Engil, has won the tender for the construction and operation of Brazil's first underwater tunnel, connecting the ... More Information

Metro Vancouver Utility Nearing Finish of $288M Annacis Water Tunnel

“Resilience is at the heart of this project,” said Nedim Alca, COWI's North America market director. “What makes this milestone so significant is not ... More Information

Fehmarnbelt: Danish tunnel portal nears completion

The work on the entrance to the Fehmarnbelt tunnel at Rødbyhavn on Lolland is almost complete. photo courtesy of The Fehmarnbelt Project. More Information

Final decision on airport tunnel 'now or never'

Alderman Jim Stevenson and City administrators are making a dramatic last push for the airport tunnel before construction on the new north/south ... More Information

Athens Metro Line 4 works to finish by 2029

The construction of Athens Metro Line 4 is progressing steadily, with the entire project ... Tunnel mistakenly excavated in Athens metro project. More Information

First trains on track to run through Metro Tunnel within three months

Melbourne's $15.5 billion Metro Tunnel could be switched on in as little as three months as construction wraps up at two CBD stations and trains ... More Information

Petersburg crews to begin tunnel project in response to ongoing flooding, damage - WRIC

As ongoing water issues have caused significant damage to infrastructure around Petersburg, the Old Towne neighborhood ... More Information

Intelligent optimization framework for tunnel construction

Tunnel construction forms the foundation of railway development and is essential for ensuring route continuity and operational efficiency. However, ... More Information

São Paulo positions TBM for next phase of Line 2-Green

A major milestone was reached on Monday (1 September) with the lowering of the cutter head of the tunnel boring machine (TBM) Cora Coralina... More Information

The 700-ton machine that'll dig NYC's Second Avenue subway extension

NYC has a new tunnel boring machine in its toolbox for the expansion of the line under 2nd ave. If you've never seen some BIG earth moving machines, ... More Information

Light at the end of the tunnel showing for Mount Washington transit project

The project is expected to be completed in October. New tracks finally emerge from the Mount Washington Transit Tunnel as a part of Pittsburgh ... More Information

Davao City Bypass South Tunnel hits breakthrough towards improved connectivity

The Construction Project with the ceremonial breakthrough of the southbound tunnel, marking the complete excavation from opposite ends of the ... More Information

Which companies are bidding for the US$2.3bn highway and tunnel contracts in Brazil?

The project in Brazil, as it will be the country's first underwater tunnel,” the person added. The project involves construction of a 1.5km tunnel ... More Information

US Northeast Rail Corridor Gets a Major Makeover with Tunnel and Bridge Replacements

This project is designed to replace tunnels severely damaged by Superstorm Sandy, ensuring smoother and more reliable service for Amtrak, NJ Transit, ... More Information

DPWH, JICA celebrate breakthrough of Southbound Tunnel in Davao Bypass

The event marked the successful connection of the tunnel's north and south ends. The ... More Information

Jacobs joins Ramboll on Marselis road tunnel project in Denmark

Danish Road Directorate senior project manager Michael Schmidt Vosgerau said: “It is a complex task to build a tunnel on one of the busiest access ... More Information

Planning continues for Midway Tunnel, Safe Streets for All projects

The Midway Tunnel project is a $13.4 million plan ... construction of a new overpass bridge and pedestrian and bicycle walkway above the tunnel. More Information

Four million tons of clay moved in HS2 excavation

Construction on HS2's second-longest tunnel started in October 2022. The rotating cutters cut away clay and other material at a rate of about 50ft ... More Information

Jacobs Has Design-CM Role on $640M Denmark Tunnel, With Ramboll as Key Consultant

Set to begin construction in 2028, Marselis Tunnel project is core component of the country's 10-year Infrastructure Plan 2035. By Emell D. Adolphus. More Information

Elon Musk's $760,000,000 plan to build underground tunnels beneath Houston, Texas

Elon Musk's next big construction plan from The Boring Company could build $760000 worth of tunnels beneath Houston to help with flooding... More Information

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

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