Category: HS2
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Video | 3D model shows how HS2 used ‘reception can’ method for TBM breakthrough
A 3D model created using computer-generated imagery software shows how a 2,050-tonne tunnel boring machine (TBM) broke through into an underground reception can. This was then filled with foam concrete and the 4,217th concrete tunnel ring installed to complete the 8km stretch of Northolt Tunnel in London. View the original article and our Inspiration here
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Video | HS2 lifts 850t tunnel boring machine using gantry crane
HS2 has removed a huge tunnel boring machine (TBM) after completing an 8km drive from West Ruislip to Green Park Way, West London. The TBM, named Sushila, weighs 850 tonnes and was lifted in one piece using a 750-tonne gantry crane. Its cuttterhead spans 9.48m in diameter. During its journey from October 2022 until December 2024,…
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Balfour JV can resume groundworks after HS2 and EA resolve dispute
The Balfour Beatty Vinci (BBV) joint venture can continue earthworks at two HS2 sites in Warwickshire after the high-speed railway company and the Environment Agency (EA) resolved a lengthy dispute through arbitration. Freedom of Information requests sent by CM to HS2 and the EA confirm that the public bodies have settled the case and don’t…
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HS2 slides 4,500-tonne deck into position at Small Dean viaduct
The viaduct’s concrete and steel deck was assembled to its full length before the slide began, with most of the precast concrete deck slabs installed in advance of the launch. This increased the weight of the slide but will save time during the later stages of the project, HS2 said. View the original article and…
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Video | CGI shows how HS2 will push giant box structure under A46 bypass
(CGI credit: HS2) A new CGI released by HS2 shows how the Balfour Beatty Vinci joint venture (BBV) will push a 14,500t box structure under the A46 Kenilworth Bypass in Warwickshire that will carry the high-speed train. The box is currently being built on land next to a section of the A46 rather than beneath…