Emergency services were called to the eastbound carriageway near Fen Drayton at about 2.10pm after the car overturned and left the road. A spokesman for the East of England Ambulance Service said the man was able to get out of the car and walked tot he nearest services. He added the man was treated for injuries to his wrist and shock, before he was taken to Hinchingbrooke Hospital. One lane of the carriageway was closed for about 90 minutes to help recovery of the vehicle. Tailbacks stretched as far as Godmanchester on the eastbound carriageway and the M11 on the westbound carriageway.