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10km of base tunnel completed for Lyon-Turin rail link
After almost seven years of tunnelling workers broke through the last rock wall at Saint-Martin-la-Port on the morning of 28 April.
https://www.geplus.co.uk/news/10km-of-base-tunnel-completed-for-lyon-turin-rail-link-10-05-2022/
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.geplus.co.uk/news/10km-of-base-tunnel-completed-for-lyon-turin-rail-link-10-05-2022/
10km of base tunnel completed for Lyon-Turin rail link | Ground Engineering (GE)
www.geplus.co.ukAfter almost seven years of tunnelling workers broke through the last rock wall at Saint-Martin-la-Port on the morning of 28 April. The new section