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Final Sydney Metro West TBM have arrived
Sydney Metro West is gearing up to build Sydney’s second under-harbour railway crossing with the final TBMs arriving on site. The two Herrenknecht TBMs will carve out the 2.3km twin tunnels from The...
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COWI selected as technical advisor to Stad Ship Tunnel
The Norwegian Coastal Administration has selected COWI as technical advisor for the construction of the 2.2km long (including entrance areas), 50m high x 36m wide Stad Ship Tunnel. The tunnel will be...
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FBC completes 18km trench for Fehmarnbelt tunnel
After almost three years of work, consortium FBC – consisting of Dutch companies Boskalis and Van Oord – has completed dredging the 18km long trench required for the placement of the Fehmarnbelt tunnel...
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Rexy breaks through on Eglinton Crosstown West Extension
Rexy, one of two twin TBMs boring the western underground segment of Ontario’s $4.7bn Eglinton Crosstown West Extension has broken through the final wall after 21 minths of driving. The 750-tonne, 131m...
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World’s Largest Diameter Hard Rock TBM Breaks through
On April 23, 2024, the world’s largest diameter hard rock TBM “Caucasus” broke through in Georgia, completing its construction assignment 30 days early. With an excavation diameter of 15.08m and a...
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Sydney Metro West TBMs reach Burwood North
Two 7m diameter double-shield, hard rock, gripper-type Herrenknecht TBMs driven by the Acciona Ferrovial Joint Venture have arrived at Burwood North Station site as the 24km Sydney Metro West twin...
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China wows at record World Tunnel Congress 2024
China’s remarkable urban development and rapid underground infrastructure expansion was on show when the international underground construction industry gathered for the World Tunnel Congress in...
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Mapei opens admixture facility in the UK
Construction adhesive and chemical producer Mapei has officially opened a new 3,200 sq m admixture facility in Speke near Liverpool, expanding the range of products it can manufacture in the UK. This...
View ArticleBangkok Metro Purple Line delivered a second EPBM
Representatives from the Mass Rapid Transit Authority of Thailand and contractor ITD-NWR MRT Joint Venture have taken delivery of another new 6.39m diameter EPBM for the construction of the Bangkok...
View ArticleOffshore Foundation Drilling to start at Noirmoutier wind farm
In mid-May, Herrenknecht’s Offshore Foundation Drilling (OFD®) technology will be used in the construction of the Noirmoutier wind farm off the French Atlantic coast. The mechanized drilling method...
View ArticleBreakthrough for Nepal’s second TBM tunnel
Finishing nearly a year early, the TBM mining the headrace tunnel on Nepal’s Sunkoshi Marin Diversion Multipurpose Project (SMDMP) celebrated its breakthrough on 8 May in the Sindhuli district....
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HS2 completes Bromford Tunnel portal
Work to build HS2’s 5.6km Bromford Tunnel bringing high speed trains into Birmingham has taken a leap forward as excavation of the 22m deep west portal is completed. The portal at Washwood Heath has...
View ArticleITA’s 10th Anniversary awards call for entries launched
The 10th Year Anniversary International Tunnelling and Underground Space awards has been launched with an official Call for Entries. The international competition “the ITA Tunnelling Awards” seeks and...
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Webuild creates TBM assembly and rehab plant in Italy
Webuild has created a factory at Terni, in Italy, to assemble and regenerate TBMs, in a bid to reduce the Group’s CAPEX and operational costs. The new factory represents the last piece of the Group’s...
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World’s First Hard Rock Rectangular Pipe Jacking Machine Breaks Though
On May 15, 2024, the world’s first hard rock rectangular pipe jacking machine “CREC 1112”, developed and manufactured by China Railway Engineering Equipment Group, Co. Ltd. (CREG), successfully broke...
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Stonehenge Delay As Appeal To Be Heard In Court
Save Stonehenge World Heritage Site (SSWHS) – a limited company set up to challenge the Stonehenge Tunnel scheme – has been given permission to appeal the outcome of a government judicial review in...
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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 – an innovation that could be transformative in the transition to net zero. The...
View ArticleCRCHI 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 “Matukana” on the 26km long Santiago Metro Line 7. The 105m long, 1400 tonne...
View ArticleCalifornia HSR releases final environmental document
The California High-Speed Rail Authority (Authority) has released the final environmental document for the more than 48km segment between Palmdale and Burbank in Southern California featuring some 48km...
View ArticleLower 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 for the determination of the Lower Thames Crossing DCO application for 4th...
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