At approximately 9.30 am, the incident and shutdown were initially reported.
The route was closed for traffic between King’s Lynn and Downham Market before it was reopened just before 11.30 am.
Inrix, the traffic data company, said: “Traffic returned to normal, earlier accident on A10 Lynn Road Southbound between A134 and Watlington Road. Northbound was blocked since around 09:30 and has since been reopened. Southbound has now re-opened.”
