The feasibility of connecting multiple Irish Sea road tunnels with a roundabout beneath the Isle of Man has been played down by leading tunnelling expert Bill Grose.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.newcivilengineer.com/latest/tunnelling-heavyweight-picks-faults-with-irish-sea-underground-roundabout-proposal-25-02-2021/
Tunnelling heavyweight picks faults with Irish Sea underground roundabout proposal - New Civil Engineer
www.newcivilengineer.comGrose – a former British Tunnelling Society chair – highlighted several challenges presented by the proposal but did not rule out the possibility of a