Hundreds of motorists sweated in the huge traffic jam and many sat out on the barriers and bankings as temperatures soared to 80 degrees
There was just one almight bang and I knew there had been a crash. There was no sound of brakes or tyres screetching at all.
Police, ambulance staff, doctors and firefighters worked at the scene for more than two hours.
More top news
A host of Roman treasures have been unearthed during excavation work at Carlisle Cricket Club.
A family from Dumfries have spoken for the first time about the moment they were almost killed after a lorry driver ploughed into their car.
Police in the Scottish Borders are appealing for witnesses following a serious road collision on the A697.