A section of the M1 motorway in Northamptonshire was closed on Friday afternoon following a four-vehicle pile-up.
Two lanes of the northbound carriageway were closed between junctions 15 and 15A near Northampton following the crash shortly after 3pm. The southbound carriageway was also temporarily closed to allow police to clear the scene.
One driver was taken to hospital but there were not believed to be any serious injuries.
Motorists faced delays of around 20 minutes.