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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

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

First of three Tunnel boring machines on way to SA as beams go up for tram overpass

The first of three tunnel boring machines that will be used to complete the northern and southern tunnels project is on its way to SA as part of a ... More Information

Chennai Metro Rail's TBMs to begin tunneling between Thiruvanmiyur and Indira Nagar

Chennai Metro Rail begins tunnelling work in challenging stretch for phase II project, facing obstacles due to hard rock... More Information

Custom lifting gantry aids TBM removal - Construction Briefing

The four TBMs excavated the 8.4 mile (14 km) Northolt Tunnel section. Two went in each way, digging a pair of tunnels from both ends towards each ... More Information

Tunnel construction begins on Barskoon — Bedel road in Issyk-Kul region

According to the project, two tunnels, 5,340 and 3,840 meters long, respectively, will be built at Sook and Ashuu-Suu passes. They will be among the ... More Information

China debuts world's mightiest centrifuge, unleashing ultra-intense gravity

China leads the way in shield tunnelling machine development · Shield machine of south line of Yellow River tunnel starts boring in Jinan · A close ... More Information

Boring Company Launches Global Operations Control Center in Bastrop, Texas

The Boring Company has officially opened its new Global Operations Control Centre in Bastrop, Texas, the tunnelling start-up announced on X... More Information

Port of Longview Lands $35.9MM Federal Loan for Rail Expansion

Active Construction on New Hudson Tunnel Project Supporting Domestic Jobs and Economic Output ... Bridges/Tunnels, Class 1, Freight, Ports, Track ... More Information

TBM Parvati Achieves Breakthrough At Kakadeo Station Of Kanpur Metro Line 2

Brief Scope: Design and Construction of TBM Tunnel, Cut and Cover Tunnel, ramp after Double Pullia, ramps in Agriculture Depot for main line and ... More Information

Howard Street tunnel reopens ahead of schedule, boosting Baltimore's freight capacity

The Howard Street Tunnel has been reopened after being out of service since February 2025.The nearly 130-year-old tunnel extends north from Camden Yards to the Mount Royal Station and is ... More Information

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