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Komatsu has completed its acquisition of GHH Group Gmbh (GHH), a manufacturer of underground mining, and special civil engineering equipment headquartered in Gelsenkirchen,
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https://tunnellingjournal.com/komatsu-completes-acquisition-of-ghh-group-gmbh/
Komatsu has completed its acquisition of GHH Group GmbH (GHH), a manufacturer of underground mining, tunnelling and special civil engineering...
BTS 2024 is the largest gathering of tunnelling professionals in the UK and is an essential meeting point for everyone involved in the design, construction and operation/maintenance of todayâs underground infrastructure ⊠can you afford to miss it?
Register now: www.btsconference.com/registration/
The cantons of Schwyz and Uri have awarded the US$478M contract for Lot 200 on the âNeue Axenstrasseâ project â the âSisikon Tunnelâ â to a JV of Implenia (60%) and Frutiger (40%).
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https://tunnellingjournal.com/sisikon-tunnel-contract-awarded-to-implenia-frutiger-jv/
The Swiss cantons of Schwyz and Uri have awarded the US$478M contract for Lot 200 on the âNeue Axenstrasseâ project...
At the end of June, the Eiffage/NGE JV responsible for the construction of the Toulouse Metro Line C, Lots 1 and 2 unveiled Herrenknecht TBM âJeanne Marvigâ at the Colomiers Gare shaft site.
Jeanne Marvig â one of the that will excavate the 8.5m diameter i.d., 12.7km of Lots 1 and 2 â will begin operations between Colomiers Gare, the lineâs terminus, and the Laporte shaft on Lot 1 in the coming months.
Read the full story heređ
https://tunnellingjournal.com/toulouse-metro-line-c-tbm-unveiled/
At the end of June, the Eiffage/NGE JV responsible for the construction of the Toulouse Metro Line C, Lots 1...
Representatives of Thailandâs Department of Drainage and Sewerage BMA and contractor Summit Grade and PCE Joint Venture have celebrated the successful Factory Acceptance Tests of a new Terratec 4.27m diameter destined for the countryâs Klong Saen Saeb Drainage project.
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https://tunnellingjournal.com/fat-for-klong-saen-saeb-drainage-tunnel-epbm/
Representatives of Thailandâs Department of Drainage and Sewerage BMA and contractor Summit Grade and PCE Joint Venture have celebrated the...
Orica has collaborated with mining giant De Beers Canada Inc (DBCI) at their Gahcho KuĂ© site in Canada in a bid to improve the drill and blast process and significantly reduced nitrate concentrations by 78.85% under the âBuilding Forever â Protecting the Natural Worldâ Initiative.
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https://tunnellingjournal.com/orica-and-de-beers-78-85-decrease-in-db-nitrate-concentrations/
Orica has collaborated with mining giant De Beers Canada Inc. (DBCI) at their Gahcho Kué site in Canada in a...
EarthGrid Public Benefit Corporation (PBC), a plasma boring technology and development company, has revealed that its tunnel robot (TBR) has successfully completed several field tests at scale through what it claims are some of the toughest tunnelling geologies in the world.
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https://tunnellingjournal.com/earthgrid-pbc-reports-successful-plasma-boring-trial/
EarthGrid Public Benefit Corporation (PBC), a plasma boring technology and development company, has revealed that its tunnel boring robot (TBR)...
TBMs Rexy and Renny have completed all running tunnel boring works on Ontarioâs $4.7bn Eglinton Crosstown West Extension. Over the past two years, the twin TBMs have been the driving force behind progress on the western underground segment of the extension. The project will bring the future Eglinton Crosstown LRT service 9.2km farther west with seven new stations along the way.
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https://tunnellingjournal.com/boring-wrapped-up-on-eglinton-crosstown-west-extension/
TBMs Rexy and Renny have completed all running tunnel boring works on Ontarioâs $4.7bn Eglinton Crosstown West Extension. Over the past...
The 10th Edition of the ITA and Space Awards has issued a last call for entries. The 2024 edition will take place on 28th November, in Genoa, Italy in conjunction with the two-days international conference âTunnels and Underground Works: over the last 5 decades and onwardsâ organized by the Italian Tunnelling Society (SIG) from 29th â 30th November 2024. These events are organized as part of the celebration of the 50th Anniversary of ITA and SIG.
Read the full story heređ
https://tunnellingjournal.com/ita-tunnelling-and-underground-space-awards-issues-last-call-for-entries/
The 10th Edition of the ITA Tunnelling and Underground Space Awards has issued a last call for entries. The 2024 edition...
The Singapore Land Transport Authority (LTA) has awarded the civil contract for the design and construction of tunnels between the West Coast station (CR18) and Jurong Lake District station (CR19) for Cross Island Line (CRL) Phase 2 to Nishimatsu Construction Co., Ltd. â Okumura Corporation Singapore Branch Joint Venture (JV). The contract is valued at around $242M.
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https://tunnellingjournal.com/lta-awards-awards-further-cross-island-line-phase-2-contract/
The Singapore Land Transport Authority (LTA) has awarded the civil contract for the design and construction of tunnels between the...
The Land Transport Authority (LTA) Singapore has awarded the civil contract for the design and construction of tunnels between the West Coast station (CR18) and Jurong Lake District station (CR19) for Cross Island Line (CRL) Phase 2 to NISHIMATSU CONSTRUCTION CO.,LTD. â Okumura Corporation Singapore Branch Joint Venture (JV). The contract is valued at around $242M.
Read the full story heređ
https://tunnellingjournal.com/lta-awards-awards-further-cross-island-line-phase-2-contract/
The Singapore Land Transport Authority (LTA) has awarded the civil contract for the design and construction of tunnels between the...
Monday 17th June marked a historic day in the construction of the 27km long Fehmarnbelt tunnel with His Majesty King Frederik X of officially inaugurating the first tunnel element in what will be the worldâs longest immersed tunnel.
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https://tunnellingjournal.com/king-inaugurates-first-fehmarnbelt-tunnel-element/
Monday 17th June marked a historic day in the construction of the 27km long Fehmarnbelt tunnel with His Majesty King...
BTS 2024 will attract over 800+ attendees and is an essential meeting point for everyone involved in the design, construction and operation/maintenance of todayâs underground infrastructure.
50 exhibitors already confirmed that want to see you, visit: www.btsconference.com/exhibition/exhibitor-list/
New Yorkâs Hudson Tunnel Project (HTP) will officially be fully funded, with the largest federal grant ever awarded to a mass transit project in the United States. The federal government has given the green light for the long-awaited Full Funding Grant Agreement, locking in an additional $6.8bn of federal funding for what is said to be the nationâs most urgent infrastructure project.
Read the full story heređ
https://tunnellingjournal.com/full-funding-announced-for-new-yorks-hudson-tunnel-project/
New Yorkâs Hudson Tunnel Project (HTP) will officially be fully funded, with the largest federal grant ever awarded to a...
Mega Catherine, Eileen and Peggy have completed their historic journeys to build metro rail tunnels for the Sydney Metro â Western Airport project.
Read the full story heređ
https://tunnellingjournal.com/three-tunnels-done-for-sydney-metro-western-sydney-airport/
Mega TBMs Catherine, Eileen and Peggy have completed their historic journeys to build metro rail tunnels for the Sydney Metro...
17.5m diameter Herrenknecht Mixshield âShanheâ is currently being dismantled and prepared for re-assembly and deployment on a 3.3km two-storey road tunnel with three lanes in both directions in the eastern Chinese city of Jinan. A machine of this diameter has only been used twice before in the history of tunnelling â the largest being in 2015 in Hong Kong, also a Herrenknecht Mixshield, with diameter of 17.63m.
Read the full story heređ
https://tunnellingjournal.com/shanhe-the-17-5-meter-mega-tbm-readies-for-tunnelling/
17.5m diameter Herrenknecht Mixshield TBM âShanheâ is currently being dismantled and prepared for re-assembly and deployment on a 3.3km two-storey...
A team of engineers and tunnel experts from the Lesotho Highlands Development Authority (LHDA) together with consultants and contractors on the Polihali Transfer Tunnel recently inspected the two that are being manufactured specifically for the excavation of the 38km transfer tunnel from Polihali to Katse currently under construction.
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https://tunnellingjournal.com/24193-2/
A team of engineers and tunnel experts from the Lesotho Highlands Development Authority (LHDA) together with consultants and contractors on...
The Joint Venture (JV) of Implenia and Stangeland Maskin AS (Implenia 77%, Stangeland Maskin 23%) has been awarded a second contract on the Rogfast project by the The Norwegian Public Roads Administration. The total contract value of the new project E02 KvitsĂžy amounts to more than US$598M.
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https://tunnellingjournal.com/implenia-wins-complex-e02-kvitsoy-e39-rogfast-contract/
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The Joint Venture (JV) of Implenia and Stangeland Maskin (Implenia 77%, Stangeland Maskin 23%) has been awarded a second contract...
Metro West is getting ready to launch a to build Sydneyâs second under-harbour rail line. Herrenknecht TBM Jessie will launch from The Bays to begin carving out a 2.3km tunnel to Hunter Street in the CBD as part of the Sydney West â Eastern tunnelling package Tunnelling Package (ETP) being constructed by the John Holland, CPB Contractors (CPB) and Ghella joint venture (JCG JV).
Read the full story heređ
https://tunnellingjournal.com/sydney-metro-west-prepares-mixshield-for-harbour-crossing/
Sydney Metro West is getting ready to launch a TBM to build Sydneyâs second under-harbour rail line. Herrenknecht TBM Jessie...
SociĂ©tĂ© des grands projets has awarded Webuild, in JV with its French partner NGE, a âŹ1.38bn contract to construct Lot 2 of the Western section of Line 15 of the Grand Paris Express. The new contract involves the design and of four underground stations.
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https://tunnellingjournal.com/webuild-nge-jv-win-grand-paris-line-15-contract/
SociĂ©tĂ© des grands projets has awarded Webuild, in JV with its French partner NGE, a âŹ1.38bn contract to construct Lot...
Funding has been confirmed to extend âs Central Interceptor wastewater by more than 1km from Grey Lynn to Point Erin, Herne Bay to reduce wet weather overflows and significantly improve water quality in Herne Bay and St Marys Bay waterways and beaches.
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https://tunnellingjournal.com/funding-confirmed-for-central-interceptor-tunnel-project-extension/
Funding has been confirmed to extend Aucklandâs Central Interceptor wastewater tunnel by more than 1km from Grey Lynn to Point...
Singaporeâs Land Transport Authority (LTA) has awarded the civil contract for the design and construction of CR14 Turf City station (working name) and tunnels under the Cross Island Line Phase 2 (CRL2) to Shanghai Tunnel Engineering Co (Singapore) â Obayashi Corporation Joint Venture (JV). The contract is valued at around S$530M.
Read the full story heređ
https://tunnellingjournal.com/singapore-lta-awards-cross-island-line-phase-2-contract/
Singaporeâs Land Transport Authority (LTA) has awarded the civil contract for the design and construction of CR14 Turf City station...
On Friday 24th May, the UK Secretary of State for Transport issued a Written Ministerial Statement setting a new deadline for the determination of the Lower Thames Crossing DCO application for 4th October 2024.
Read the full story heređ
https://tunnellingjournal.com/lower-thames-crossing-planning-decision-deadline-extended-to-4th-october/
On Friday 24th May, the UK Secretary of State for Transport issued a Written Ministerial Statement setting a new deadline...
The California High-Speed Rail Authority has released the final environmental document for the more than 48km segment between and in Southern California featuring some 48km of tunnelling, including 44.8km through mountains.
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https://tunnellingjournal.com/california-hsr-clears-path-for-major-environmental-clearance/
The California High-Speed Rail Authority (Authority) has released the final environmental document for the more than 48km segment between Palmdale...
May 6th saw the launch of the China Railway Construction Heavy Industry Corporation Limited (CRCHI) 9.8m diameter âMatukanaâ on the 26km long Metro Line 7. The 105m long, 1400 tonne machine will be used by CRCC to bore 6.7km of tunnel on its 7.9km long construction contract.
Read the full story heređ
https://tunnellingjournal.com/crchi-epbm-launched-on-santiago-metro-line-7/
May 6th saw the launch of the China Railway Construction Heavy Industry Corporation Limited (CRCHI) 9.8m diameter EPBM âMatukanaâ on...
Researchers from the University of Cambridge have developed a method to produce very low-emission at scale â an innovation that could be transformative in the transition to net zero.
The method, which the researchers say is âan absolute miracleâ, uses the electrically-powered arc furnaces used for recycling to simultaneously recycle cement, the carbon-hungry component of concrete.
Read the full story heređ
https://tunnellingjournal.com/university-of-cambridge-develop-very-low-emission-concrete-at-scale/
Researchers from the University of Cambridge have developed a method to produce very low-emission concrete at scale â an innovation...
Save Stonehenge World Heritage Site (SSWHS) â a limited company set up to challenge the Stonehenge Tunnel scheme â has been given permission to appeal the outcome of a government judicial review in February this year that had given the project the green light.
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https://tunnellingjournal.com/stonehenge-delay-appeal-heard-court-appeal/
Save Stonehenge World Heritage Site (SSWHS) â a limited company set up to challenge the Stonehenge Tunnel scheme â has...
On May 15, 2024, the worldâs first hard rock rectangular pipe jacking machine âCREC 1112â, developed and manufactured by China Railway Engineering Equipment Group Co., Ltd.(CREG), successfully broke through on the pipe jacking section of the N-Standard-Partition Street Interchange C-Traffic-Node A-Ramp project in âs Chongqing Liangjiang New Area.
Read the full story heređ
https://tunnellingjournal.com/worlds-first-hard-rock-rectangular-pipe-jacking-machine-breaks-though/
On May 15, 2024, the worldâs first hard rock rectangular pipe jacking machine âCREC 1112â, developed and manufactured by China...
The 10th Year Anniversary International and Space awards has been launched with an official Call for Entries. The international competition âthe ITA Tunnelling Awardsâ seeks and rewards the most ground-breaking innovation and outstanding projects in tunnelling and underground space utilization.
Read the full story heređ
https://tunnellingjournal.com/itas-10th-anniversary-awards-call-entries-launched/
The 10th Year Anniversary International Tunnelling and Underground Space awards has been launched with an official Call for Entries. The...
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