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HS2 tunnel progress as 'Florence' and 'Cecilia' machines pass Amersham
TWO GIANT tunnelling machines digging HS2s longest tunnels have passed Amersham, five-and-a-half miles into their 10-mile drive under the…
Source: bucksfreepress.co.uk
HS2 celebrates as longest tunnels reach halfway point under the Chilterns
Two giant tunnelling machines – named ‘Florence’ and ‘Cecilia’ – pass halfway mark during excavation of the 10 mile long Chiltern tunnels
Source: railpro.co.uk
HS2 Chilterns tunnel reaches construction milestone
The construction of tens of emergency passages in the Chilterns tunnel began.
Source: bucksfreepress.co.uk