The A1 Great North Road southbound blocked at Wansford in Cambridgeshire with queueing traffic due to barrier repairs, recovery work and an accident involving two vehicles at the A47 junction.
Police have closed the road southbound to recover an accident which has damaged the barrier.
Abellio, who run the Greater Anglia rail line, has been named Train Operator of the Year at the annual national Rail Business Awards.
Greater Anglia train operator Abellio says it's made real steps in customer service and punctuality in its first year in charge.
Greater Anglia have apologised for the delays that have disrupted services today