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There's a lot of tunneling on HS2 - including massive underground stations at Euston and OOC, a new station in Birmingham, and tunnelling in London and Chiltern
by isostatic 7y ago
There's a lot of tunneling on HS2 - including massive underground stations at Euston and OOC, a new station in Birmingham, and tunnelling in London and Chilterns.
That has to happen whether the trains run at 180mph or 80mph.
- willyt 7y agoLGV Mediterranean has to negotiate the hilly terrain in southern France. Plenty of tunnels and viaducts. €20m/km. Way less than us. The problem is with how we manage construction projects in the UK.
- tonyedgecombe 7y agoIt's hard to compare, the UK is more densely populated, twice as high as France. My guess is a lot went into buying off property owners.
- isostatic 7y agoThey budgeted £1.1b, but have already spent £2b
- handelaar 7y agoYou'd be amazed just how poorly dynamite works for making miles of tunnel, in between up to 12 layers of pre-existing tunnels, through wet central London clay.