Police are appealing for witnesses following a collision on the M65 which left a woman with a fractured spine.
The incident happened on the eastbound carriageway between junction seven at Clayton-le-Moors and junction eight at Huncoat.
It involved a silver Toyota Yaris and a white Izuzu Grafter flat back.
A woman suffered three fractured vertebrae, a broken nose and also a fractured jaw as a result of the incident.
It happened at around 1pm on Friday 12 December and the motorway was closed for around 30 minutes while the air ambulance attended the scene.
PC Dave Hurst of the Road Policing Unit said: “I would like to thank those who have already come forward and helped us with our enquiries but we are still keen to speak to any other motorists who may have witnessed what happened and could help us to establish exactly how this collision occurred.”
Anyone with information call Lancashire Police on 101 quoting log number 0541 of December 12.