The cost of building a new line at todays prices 8.1 million per km then take into consideration the terrain the cost would go through the roof. Then we would have a sea wall with little or no maintenance putting the town and cliffs at risk of flooding and erosion.
United Kingdom – The Highway Code discourages undertaking on motorways with some exceptions (rule 268): "Do not overtake on the left or move to a lane on your left to overtake". ... On all roads, undertaking is permitted if the vehicles in the lane to the right are queueing and slow moving.
It certainly would.
https://www.devonlive.com/news/devon-news/secret-motorway-road-lane-drivers-2507800
On the news tonight there could be a shortage of Champagne OMG how are we going to cope.
Another load of Bull S***
https://www.aol.co.uk/news/2019/01/27/animal-waste-export-a-could-be-threateneda-under-no-deal-brex/
https://www.aol.co.uk/news/2019/01/26/mock-irish-border-checkpoint-built-as-protesters-warn-brexit-thr/
https://www.aol.co.uk/news/2019/01/26/martial-law-plans-looked-at-in-case-of-no-deal-brexit/
https://www.aol.co.uk/living/2019/01/24/the-surprise-impact-a-no-deal-brexit-could-have-on-marriages/