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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

Tunnelbuilder welcomes Strata Worldwide

Strata Worldwide was founded in 1992 and is headquartered in Atlanta,Georgia, USA. Fully staffed operations are located in New South Wales,Australia; Pretoria, South Africa and Pennsylvania, USA. ... More Information

ITACET latest newsletter

For the latest ITACET foundation newsletter please click on the following link http://www.itacet.org/Newsletter/ 06/16. More Information

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Tunnelling News

Scarborough Subway Extension tunnelling progresses following maintenance stop

The remaining portion of the tunnel will be delivered by Scarborough Transit Connect, the development partner for the project's stations, rail and ... More Information

World's Deepest Underwater Tunnel to Have Cars Drive 16 Miles Under the Sea

Norway is building what is to become the longest and deepest road tunnel under the sea. The Rogfast project, measuring 26.7 kilometers (about 16.5 ... More Information

Tunnelling underway for National Grid’s 3.4km power tunnel in Snowdonia

The tunnel boring machine (TBM) Buddug has commenced excavation of National Grid’s 3.4km power tunnel in Wales’ Eryri National Park, otherwise known as Snowdonia. The tunnel is part of ... More Information

CPK signs contract for construction of HSR tunnel in Łódź

The contract for the construction of a 4.6 km long, 14-metre wide High-Speed Rail (HSR) tunnel will be carried out by construction company PORR. The project is valued at approximately PLN ... More Information

Underneath the busy Baltimore streets, the Howard Street Tunnel gets its makeover

A squad of construction workers descend daily under the streets of Baltimore. They labour deep down, in the semi-secret and highly restricted ... More Information

London Power Tunnels Milestone

We're thrilled to announce that our second 2.5km high-voltage circuit between Hurst and Crayford is now live. This £1 billion project is rewiring London, strengthening energy supply, and ... More Information

U.S. Tunneling Professionals Convene in Dallas at RETC 2025

The event drew approximately 1,400 people. Another highlight of the conference was the presentation of the now annual Underground Construction ... More Information

Construction of NY and NJ GatewayTunnel hits halfway mark

People are looking down at the ground from the Highline on Manhattan's West Side. Some parts of the new train tunnel structure ... More Information

Silicon Valley BART extension seeks new tunneling contractor

Silicon Valley BART extension seeks new tunneling contractor for construction. Maguire told reporters during a briefing Monday morning. He noted that VTA is trying to fill a $1.2 billion ... More Information

Tunneling In The Digital Age: Rethinking Subsurface Infrastructure

But successful construction is just the start of the journey. Underground infrastructure is a long-term investment—just look at the London Underground ... More Information

Sydney Moves Forward with Final Tunnelling for Harbour Project

Sydney prepares for the arrival of the largest TBMs in the Southern Hemisphere as the Western Harbour Tunnel project enters its final tunnelling ... More Information

Metrolinx seeks help to name 2 of its massive Ontario Line tunnel digging machines

Metrolinx is now accepting names for two of its giant tunnel boring machines (TBMs), which will be used for twin 16-metre-deep and six-kilometre-long ... More Information

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

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