high speed rail: 4 of 8

HS2’s tunnelling team in Warwickshire, UK, has celebrated the milestone breakthrough of tunnel boring machine ‘Dorothy’ as the cutterhead has broken through the wall of the Long Itchington Wood Tunnel south portal

INFRASTRUCTURE

HS2 tunnelling team celebrate TBM breakthrough in Warwickshire

TBM Dorothy break through marks first complete twin-bore tunnel on the HS2 project

11 April 2023

HS2 Chilterns tunnel north portal view looking south

INFRASTRUCTURE

HS2 reveals final design for last of seven key Chiltern Tunnel structures

Final part of key design elements for HS2 Chiltern tunnels revealed

24 March 2023

A rendering of the rail line and tunnels Webuild will build in Trento, Italy

INFRASTRUCTURE

Webuild consortium wins €934 million rail bypass contract in Trento, Italy

More work on rail lines around Brenner Base Tunnel awarded to WeBuild-led consortium

10 February 2023

‘Florence’ and ‘Cecilia’, the two TBM excavating the HS2 high speed rail project’s longest tunnels, have passed the halfway point on their 10-mile journey under the Chilterns in the UK

INFRASTRUCTURE

HS2 celebrates as longest tunnels reach halfway point

Major UK rail infrastructure project sees twin TBM reach halfway point under Chiltern hills

06 February 2023

The BBV tunnelling team at the second launch of HS2’s Long Itchington Wood Tunnel TBM

INFRASTRUCTURE

HS2 launches TBM for second tunnel bore under Long Itchington Wood

HS2 TBM begins return journey following reassembly after turn around after competing first tunnel

25 November 2022

TBM Caroline starting her five-mile journey under London as part of the HS2 high-speed rail project

INFRASTRUCTURE

HS2 construction gathers pace as second TBM sets off underneath London

Second TBM starts journey under UK capital as part of major high-speed rail infrastructure project

31 October 2022

The two TBM working on HS2’s tunnels under the Chiltern Hills have already reached the four-mile point, almost halfway through their journey

INFRASTRUCTURE

HS2's TBM reach four-mile point at Chalfont St Giles

Significant progress has been made on HS2's tunnels under the Chiltern Hills in the UK

17 October 2022

The TBM named Sushila is one of a pair that will tunnel underneath London as part of the major UK infrastructure project

INFRASTRUCTURE

HS2 celebrates as first giant London tunnelling machine is switched on

HS2 continues to make progress as the first of its TBM to work under London is launched

11 October 2022

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