Traffic was queuing for some seven miles, with delays of up to 90 minutes being recorded, National Highways warned.

AI-powered traffic cameras are to be used again ... Thames Valley Police and West Mercia Police. The cameras were loaned by National Highways. Ian Robertson, from SRH, said: "At Safer Roads ...

The spokesperson for National Highways went on to add: "Where required, we have well-rehearsed plans and mitigations including extra Traffic ... than a camera-based system. A Highways England ...