HS2 has revealed the inner workings of its 170m-long tunnel boring machine (TBM) Cecilia, to show how the machine is excavating a 10-mile-long section of tunnel under the Chilterns.

Pre-cast concrete firm Pacadar has won a deal to produce 58,000 factory-built concrete tunnel segments for use in HS2’s London tunnels.

HS2 Ltd London tunnels contractor SCS JV (Skanska Costain Strabag joint venture) says 3D printing technology will reduce disruption to commuters during building works as well as mitigating environmental impact. 

The joint venture between Skanska, Costain and Strabag (SCS JV) is to 3D print concrete structures on the HS2 project, with the first test deployment scheduled to take place in 2022.

HS2 main works contractor Align JV – Bouygues Travaux Publics, Sir Robert McAlpine and VolkerFitzpatrick – has started excavating one of five giant ventilation and emergency access shafts.

The Eiffage, Kier, Ferrovial and BAM Nuttall joint venture is on track to more than halve the amount of embedded carbon on one of the HS2 viaducts it is building thanks to a new ‘double composite’ design.

Two factories are producing 196 pre-cast concrete segments a day to line the 16km twin-bored tunnel running under the Chilterns. Align, a joint venture between Bouygues, Sir Robert McAlpine, and…

HS2 has lunched the first of 10 giant tunnel boring machines (TBM) that will dig 64 miles of tunnel on phase one of the new high-speed railway. The first 170m-long…

Mace Dragados has beaten BAM Ferrovial and Laing O’Rourke to win a deal worth up to £570m to build the HS2 Birmingham Curzon Street station.

Police have appealed for witnesses after a group of around 30 people attacked workers from an HS2 construction site in Small Dean, Wendover, on Friday (26 March).

The first of 112,000 pre-cast, steel fibre-reinforced concrete wall segments that will line the HS2 Chiltern tunnel have been produced.

The Align JV made up of Bouygues, Sir Robert McAlpine, and VolkerFitzpatrick has started work on the construction of the UK’s longest railway bridge, with the sinking of 292 piles for the Colne Valley Viaduct.

Bechtel has lost its legal action against the company in charge of procuring the HS2 high-speed rail line, after losing out on a bid to build Old Oak Common station.

Balfour Beatty has launched a new plant operator skills hub in Birmingham in partnership with plant hire firm Flannery.

Restoration of ancient Westminster Hall complete The restoration of the Grade I-listed Westminster Hall, the oldest part of the Palace of Westminster, has been completed under the project management of…

Steel engineering firm Cleveland Bridge has produced 24 massive steel girders that will form part of the first bridges to be built on the HS2 project.