HS2 has once again begun tunnelling under London, launching its third TBM under the city. The 853m long, 6.2m i.d….
Tag: HS2
HS2 Long Itchington TBM breaks through
The UK’s HS2 tunnelling team of Balfour Beatty/VINCI (BBV JV) has celebrated the milestone breakthrough of its 10m diameter Herrenknecht…
HS2 leg and Lower Thames Crossing face two year delay
The UK’s Secretary of state for Transport, Mark Harper, has announced that HS2’s Birmingham to Crewe leg will be delayed…
HS2’s ‘Florence’ and ‘Cecilia’ TBMs pass Amersham
The UK’s HS2 project today confirmed that ‘Florence’ and ‘Cecilia’ – the two 10.26m diameter Herrenknecht TBMs boring HS2’s longest…
HS2 Chiltern Tunnel TBMs reach halfway
The UK’s HS2 Ltd has confirmed that HS2’s main works contractor, Align – a joint venture of Bouygues Travaux Publics, Sir Robert…
HS2 smashes Diesel-free sites target
On its journey towards fully diesel-free construction sites by 2029, the UK’s HS2 project has announced that 10 sites are…
HS2 launches TBM for second Long Itchington bore
HS2’s Herrenknecht TBM ‘Dorothy’ has launched for her second 1.6km long (one-mile) tunnel bore under Long Itchington Wood in Warwickshire,…
HS2’s 2.7km spoil conveyor begins operation
A 2.7km (1.7 mile) long network of conveyors has begun operating in West London, and will move over five million…
Fifth TBM launched on HS2
HS2 Ltd has launched the fifth TBM, ‘Caroline’, that will be constructing tunnels for the HS2 railway through London. The…
British Tunnelling Society Conference 2022
Tunnels are central to sustainable development. That was the message from International Tunnelling and Underground Space Association (ITA) president Arnold…