Update : A Motorist is being treated for shock after his car overturned on the M53 exit sliproad at junction five near eastham this morning.
A number of vehicles are also believed to have been involved in the incident,... which occured at around 9.30am.
Lanes one and two of the carriageway are currently closed, with traffic being filtered into lane three. Motorists using lane one are being diverted up the junction four sliproad.
A Highways Agency investigation is under way to establish the cause of the incident.