Delays on the A14, eastbound, at Cambridge between junctions 32 (Histon Interchange) and 33 (Milton Interchange).
It's due to an earlier accident. The vehicles have been moved on to the hard shoulder.
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