Here's the consultation document, hot off the presses:
https://highwaysengland.citizenspace.com/he/a27-east-of-lewes/supporting_documents/S160354%20A27%20East%20of%20Lewes%20Consultation%20V8.pdf
Folkestone to Honiton I believe. https://en.wikipedia.org/wiki/South_Coast_Trunk_Road
Would love it if there was one. We could get to the in-laws' in Devon 3 hours rather than 6 (and perhaps more importantly get away from them at the same rate :lol:)