The A137 Wignall Street is closed in both directions due to an accident between two cars.
The accident is between Dedham Road and School Lane on the Ardleigh side of Lawford near Colchester in Essex.
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