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The 8th edition of the ITA Tunnelling and Underground Space Awards returns this December in a digital format

Since 2015, the international competition seeks and rewards remarkable achievements in tunnelling and the underground industry. Organized by the International Tunnelling and Underground Space ... More Information

ForrestfieldAirport Link - The new Airport Line is ready for take-off

First trains on the Forrestfield-Airport Link, to be known as the Airport Line, will operate on Sunday 09 October 2022! Full services on the Airport Line commence on Monday 10 October. ... More Information

TERRATEC EPBMs ready to tackle Kanpur Metro’s 1st Underground Section in India

TERRATEC EPBMs ready to tackle Kanpur Metro’s 1st Underground Section in India

Gulermak/Sam India JV gets ready to commence tunnelling on the Corridor-1 of Kanpur. MRTS Project in India. TERRATEC celebrated the successful site acceptance testing of two 6.52m diameter Earth ... More Information

Giant HS2 TBM cutterhead’s impressive journey back to start second dig in Warwickshire

After HS2’s first tunnel breakthrough by TBM Dorothy at the south portal site in July this year, the front part of the TBM has been dismantled and transported back to the tunnel’s ... More Information

KonNx launched in the UK

Launched this year, KonNx UK is a subsidiary of AusProof Pty Ltd, the original equipment manufacturer of electrical cable couplers and components. Providing greater accessibility to the KonNx ... More Information

Cross Island Line Phase 2

The Land Transport Authority (LTA) at Singapore announced the alignment and station locations of the Cross Island Line Phase 2 (CRL2) from Bright Hill to Jurong Lake District.   CRL2 is ... More Information

Central Interceptor TBM begins historic tunnelling under Manukau Harbour

Central Interceptor TBM begins historic tunnelling under Manukau Harbour

Last week the TBM EPB Hiwa-i-te-Rangi, involved in the construction of the 14.7-km-long and 4.5m diameter wastewater tunnel from Grey Lynn to Māngere Wastewater Treatment Plant at Auckland, started ... More Information

WTC2023 – Full Paper Submission process will remain open until September 30, 2022

WTC2023 – Full Paper Submission process will remain open until September 30, 2022

The paper submission process is currently underway. Authors with accepted abstracts have already received the link for full paper submission. You may also access the online paper submission form ... More Information

Impreservice srl has expanded the EASY click SMART family

Impreservice srl has expanded the EASY click SMART family

Press  release - Impreservice srl, who were at the WTC 2022. in Copenhagen have expanded the EASY click SMART family with two new variations.    The first is the high ... More Information

Nye Veier recommends a western route for the E6 Nedgard – Toset

Nye Veier recommends a western route for the E6 Nedgard – Toset

Nye Veier - after an evaluation of several route alternatives for the E6 section Nedgard - Toset within the planning area - has chosen two preferred alignments that have been put forward for ... More Information

Sydney Metro West to tunnel under Sydney Harbour

Sydney Metro has received the green light for tunnelling between The Bays and Sydney CBD, completing plans for the 24 km of twin tunnels from Westmead to Hunter Street in the Sydney ... More Information

Rail tunnel to be extended for North East Link

Major works are underway to get ready for construction of the twin 6.5 km North East Link Tunnels to finally fix the missing link in Melbourne’s freeway network.   When North East ... More Information

SAIE 2022 - The SIG (Società Italiana Gallerie) tunnelling area

SAIE 2022 - The SIG (Società Italiana Gallerie) tunnelling area

Press release - Among the various special initiatives that uniquely characterize the SAIE 2022, the Construction, Design, Building and Plants’ Fair - in BolognaFiere from 19 to 22 October, ... More Information

Metro Alger line 1 - first section complete

On 07/09/2022 TBM Kahina broke through into an extraction shaft: click here for the video. This goal successfully concludes the first tunnel Oued Smar –Airport section, 5808 m long, of the ... More Information

Final breakthrough for TBM Dame Whina Cooper

Final breakthrough for TBM Dame Whina Cooper

In the early evening of the 14/09/2022 TBM Dame Whina Cooper (weight 910 t, length 130m and diameter 7.15m) reached the Te Waihorotiu Station (Aotea) completing the second tunnel of the Auckland's ... More Information

A303 Stonehenge Updates

In response to the Secretary of State’s letter dated 26 August 2022 inviting comments on the Final Report on the joint World Heritage Centre / ICOMOS / ICCROM Advisory Mission to ... More Information

TfL Press Release - Tunnelling underway for new river crossing at Silvertown

Tunnelling of the new public-transport focused river crossing at Silvertown is now underway, Transport for London (TfL) and Riverlinx have confirmed. The 1.4km Silvertown Tunnel will link ... More Information

Pr. Arnold Dix elected ITA President Copenhagen

Pr. Arnold Dix elected ITA President Copenhagen

Professor Arnold Dix has been elected as the new International Tunneling and Underground Space Association President during the association’s 48th General Assembly held in Copenhagen. He ... More Information

Tunnel to ONT Project Takes Initial Steps Forward

At a September 7th meeting, the SBCTA Board of Directors took the initial steps to move forward with the Tunnel to Ontario International Airport (ONT) project in San Bernardino County (California). ... More Information

Call for papers for PIARC’s World Road Congress 2023

The XXVIIth World Road Congress of PIARC Int’l will take place at the Prague Congress Center (PCC) from 2 to 6 October 2023. The Congress theme will be " Together on the Road again". PIARC is ... More Information

STM will be at WTC 2022 in Copenhagen

STM will be at WTC 2022 in Copenhagen

Press release - Next week, in Copenhagen, from the 2nd until the 8th September “WTC 2022” the World Tunnel Congress will take place.   We are thrilled to let you know that STM will ... More Information

First breakthrough in the Lonato tunnel on the HS/HC railway line Brescia Est - Verona

Press release - At the Desenzano del Garda (BS) construction site, TBM Martina (diameter 10 m) completed the first 4751 m of the Lonato tunnel part of the new High Speed / High Capacity railway ... More Information

TERRATEC EPBM breaks through in Thailand helping Samui Island keep its title as a top Asian tourist destination

TERRATEC EPBM breaks through in Thailand helping Samui Island keep its title as a top Asian tourist destination

TERRATEC is proud to announce the completion of Samui Island Water Tunnel Project in Thailand. The tunnel was completed using a refurbished TERRATEC 3.2m diameter Earth Pressure Balance Tunnel ... More Information

Emissions application for the E134 Oslofjord connection under consultation

The Norwegian Public Roads Administration has applied for a permit under the Pollution Act for emissions during construction of the E134 - Oslofjord connection, construction stage 2.  In ... More Information

Milestones achieved on London Power Tunnel 2 project

Two months and two milestones for National Grid team members and the Hochtief Murphy Joint Venture (HMJV) for the London Power Tunnels  2 (LPT2) project.   On the 23/07/2022 the ... More Information

Innovative Design Suggestions Surface for BART Silicon Valley Phase II

On 26/08/2022 a joint committee of VTA and BART Board members will discuss the evolving design of the VTA’s BART Silicon Valley’s extension project into San Jose and Santa Clara: click ... More Information

Strata Worldwide Acquisition Boosts Its Safety and Proximity Detection Portfolio

Strata Worldwide Acquisition Boosts Its Safety and Proximity Detection Portfolio

Press Release - [ATLANTA, GEORGIA, USA] – Strata Products Worldwide LLC, a global leader in industrial communication and safety products has acquired the assets and intellectual property ... More Information

Patna metro - underground works begin

This month  the Chief Minister of Bihar Nitish Kumar and Deputy Chief Minister Shri Tejasvi Yadav inaugurated the underground work for the Corridor-2 of Phase-I of the 30.91 km subway in ... More Information

Lower Thames Crossing - Two Meet the Bidder events

Businesses interested on working on the Lower Thames Crossing are being offered an exciting opportunity to meet with the Main Works Bidders, currently competing for the three Main Works ... More Information

HS2 completes first tunnel cross passages

Press release - As the TBMs Florence and Cecilia under the Chilterns approach the 6.5km (4-mile) mark, HS2 completed the first of 38 bypasses - to be used in emergencies - between the northbound and ... More Information

Green light for Suburban Rail Loop East

The Suburban Rail Loop (SRL) East project in Melbourne reached a significant step closer following Ministerial endorsement of key recommendations made by an independent planning ... More Information

E6 Ranheim-Værnes project - excavation of the Hell tunnel is now complete

Earlier this month Nye Veier and Acciona marked the breakthrough of the new 3.9-km-long Hell tunnel for the E6 Ranheim-Værnes project. The tunnel excavation used the drill&blast method and ... More Information

The HRBT Expansion Project - August Updates

The HRBT Expansion Project - August Updates

Construction is underway across all 16 km/10 miles of the HRBT Expansion Project. Over the past four weeks there has been recognizable progress on the South Island for the HRBT Expansion Project . ... More Information

KonNx / AusProof – Global Leader in Low & High Voltage Cable Couplers

Launched this year, KonNx UK is a subsidiary of AusProof Pty Ltd, the original equipment manufacturer of electrical cable couplers and components. Providing greater accessibility for the KonNx ... More Information

TBM RECOVERED FROM SEABED OF THE ARABIAN GULF - IN ONLY 4 DAYS!

Press release - In the middle of July, something incredibly extraordinary took place in the Arabian Gulf, off the coast of Kuwait. The Emergency Sea Outfall - one of the world’s largest and ... More Information

TBM Rexy joins Renny in tunnelling the Eglinton Crosstown West Extension

TBM Rexy joins Renny in tunnelling the Eglinton Crosstown West Extension

Metrolinx reached another milestone for the Eglinton Crosstown West Extension with the second TBM, named Rexy, starting the journey from Renforth Drive to Scarlett Road. The second tunnel for the ... More Information

Tunnelling News

HS2, Tideway and Brenner Base Tunnel feature on Tunnelling Awards shortlist

In the Tunnelling Project of the Year (over $100M) category, Costain, Vinci Construction Grands Projets and Bachy Soletanche JV is nominated for its ... More Information

Danish tunnel gets Afry ITS system

Afry has secured a €9.4 million order for the installation of a Scada system in connection with the construction of the Nordhavn Tunnel in Denmark ... More Information

NHSRCL floats tender for 21 km underground tunnel for bullet train project

Share this on : The National High Speed Rail Corporation (NHSRCL) has invited bids for the construction of 21 km long tunnel for ... More Information

Eight bidders vie to build Bosnia's 400 mln euro Prenj tunnel

SARAJEVO (Bosnia and Herzegovina), September 26 (SeeNews) - Autoceste FBiH, the state-owned motorway operator of Bosnia's Federation, said on Monday it has received eight bids in a ... More Information

Chinese firm given contract worth Rs 1,126 crore for Delhi-Meerut rail tunnel

Chinese multinational construction company Shanghai Tunnel Engineering Co. Ltd. has been awarded the contract to build a 5.6-kilometre underground ... More Information

Drones can be a gamechanger for construction sector, says expert

This technology, which can be used on tunnel projects excavated by conventional methods (explosives, hammers or cutters) as well as on underground ... More Information

Bids open for 7-km India’s first undersea tunnel

NEW DELHI: The National High-Speed Rail Corporation Limited (NHSRCL) has sought bids for the construction of a 21-km-long tunnel including India’s first undersea tunnel for the ... More Information

Tunnelling work for Metro phase II at Madhavaram to begin by mid-October

The first tunnel boring machine that arrived from China has been lowered into the site last week, say CMRL officials. A month later, a second TBM ... More Information

Giant HS2 TBM cutterhead's impressive journey back to start second dig in Warwickshire

After HS2's first tunnel breakthrough by Tunnel Boring Machine 'Dorothy' at the south portal site in July this year, the front part of the TBM has ... More Information

World’s Longest Immersed Tunnel Under Construction

The Fehmarnbelt Tunnel will link Denmark and Germany... More Information

Besix-led JV to tackle Copenhagen tunnel

At Svanemøllebugten, the tunnel will be constructed using the cut-and-cover method. Due to the upheaval caused by the tunnelling work, ... More Information

Assembly work to restart next week on HS2 green tunnel

Assembly work on giant precast concrete segments for a new HS2 “green tunnel” in Northamptonshire is set to restart next week... More Information

ÖBB plans exploration drilling for new railway tunnel

The planned cross-border railway tunnel is part of an expansion project for ... Brenner Base Tunnel construction proceeds with major breakthrough. More Information

Bengaluru's tunnel borer `Varada' completes its innings

After 517 days of drilling for the Bengaluru metro, tunnel boring machine (TBM) `Varada' completed its job on Friday. It completed its second ... More Information

Construction of large-scale Yangtze River tunneling project underway

The construction of a large-scale tunneling project under the Yangtze River starts in east China's Jiangsu Province, September 7, 2022. /CFP... More Information

Largest tunneling machine of its kind completed

Produced by China Railway Construction Heavy Industry Corp and China Railway 18th Bureau Group Corp, the machine is about 100-meter-long. It can achieve a horizontal turning radius of 200 ... More Information

Operator shows digging of tunnel to release treated water from Fukushima Daiichi

The operator of the crippled Fukushima Daiichi nuclear power plant has shown to media work to dig an underwater tunnel for releasing treated water from the facility into the ocean... More Information

Cross River Rail's Underground Stations Are Taking Shape

We’re building Brisbane’s first underground stations and right now, deep under the city, those stations are really starting to take shape… More Information

Suburban Rail Loop tunnel: Construction giants short-listed for build

THREE groups of global construction giants have been short-listed to build the tunnels for a new $34.5 billion rail line under Melbourne's middle ... More Information

Besix, MT Højgaard land €346m Nordhavn Tunnel job

A consortium of Belgian contractor Besix and Denmark's MT Højgaard has won a €346m contract to extend the Nordhavn Tunnel in Copenhagen from the … More Information

UPDATE ON MBCC ACQUISITION – CLOSING TARGETED FOR H1 2023

The UK Competition and Markets Authority (CMA) has decided to conduct an in-depth examination in the UK market related to Sika’s planned acquisition of MBCC Group. Closing is now targeted ... More Information

Marine operation caps HPC cooling water tunnels

Balfour Beatty and client EDF have marked a milestone at Hinkley Point C, lowering the last of six head structures 25 metres to the bottom of the Bristol Channel... More Information

Work starts in Stroud as part of £25m Severn Trent sewage project

... of Dudbridge Road A419 and Cainscross Road to create two large shafts that will allow a tunnel boring machine (TBM) to travel underground. More Information

Breakthrough in Super Nyadi's tunnel construction

Breakthrough in Super Nyadi's tunnel construction. Image for Representation. (Photo: Siuri Nyadi Hydropower ). LAMJUNG: A breakthrough has been ... More Information

Implenia-led JV wins £412M Gotthard road tunnel contract

We will contribute our many years of experience and proven expertise in tunnel construction and other civil engineering disciplines to this exciting ... More Information

Sweco wins another Stockholm metro contract

Sweco has won a SEK32 million (£2.5 million) contract for an extension to Stockholm’s metro between Fridhemsplan and Älvsjö... More Information

Richardson: Mill Creek Tunnel Excavation Complete

Richardson (Dallas County) – The Mill Creek/Peaks Branch/State Thomas Drainage Relief Tunnel (Mill Creek Tunnel) reached an important milestone last month, when the tunnel boring machine ... More Information

New England Tackles Complex Sewer and Stormwater Challenges

Pawtucket Tunnel Construction. Aerial view of a 660-lb crawler crane lowering the TBM cutter head into the launch shaft at the main site in ... More Information

Implenia wins contract for main northern lot of the second tube of the Gotthard road tunnel

We will contribute our many years of experience and proven expertise in tunnel construction and other civil engineering disciplines to this ... More Information

The story behind the winner of the 2022 Australian Construction Achievement Award

There were two major challenges of the project. One was the technical complexity of running tunnel boring machines (TBMs) for 15.5 km under heavily ... More Information

Webuild starts work on €3 billion-worth of rail contracts

The 28.3km Taormina-Giampilieri section is also mostly in tunnels. Webuild will use three tunnel boring machines to excavate 25.2 kilometres of ... More Information

Eglinton Crosstown West Extension tunnelling ramps up |

The second tunnel boring machine was recently launched on the scheme to extend the Eglinton Crosstown light rail transit (LRT) line in Ontario, ... More Information

Brisbane authorities unveil £5.6bn tunnel plans

An in depth study found that a new tunnel stretching from Bald Hills to Kedron could be up to six lanes wide and would connect with the airport ... More Information

J.W. White Contracting Leads Summer Tunnel's Major Restoration Project

The restoration of the Boston Summer Tunnel, which carries traffic ... The construction equipment J.W. White is using on the project includes a ... More Information

Record breaking TBM completes water tunnel in Texas

The US$206.7M (£170M) Mill Creek Drainage Relief Tunnel project will provide ... The bored construction work was completed on the tunnel when the ... More Information

Kanpur Metro: Second Tunnel Boring Machine 'Tatya' Begins Tunneling

Gulermak - Sam India Builtwell commissioned tunnel boring machine S92 on Monday (8 August) at Bada Chauraha Station for the first 3.619 km ... More Information

Euro-asfalt picks up Hranjen Tunnel deal

According to media reports, the cost of construction has risen from €41.5 million to €102 million, mainly due to unexpected geological conditions... More Information

Five-year tunnelling project to take place in Bury as part of new £1.75bn water pipeline

Boring machines will cut through the earth and rock and spoil will be removed from behind the tunnelling machine and will be extracted in ... More Information

Construction of Hamburg heating tunnel kicks off

Construction of a new tunnel that will supply northern Hamburg, Germany, with heat from industrial waste started on August 4... More Information