Drivers are being warned of two-hour delays on the M6 following a serious crash involving an overturned lorry in Lancashire.
Emergency services were called to the northbound carriageway between junctions 32 and 33 just before 3pm on Thursday.
Three out of four lanes were closed while police, fire and ambulance attended, LancsLive reports.
It is understood one man was rescued from a vehicle, and that four people were treated at the scene for minor injuries.
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Highways England tweeted just before 6pm warning of delays of 120 minutes on the northbound carriageway, as well as tailbacks of 45 minutes heading south.
They said: "There are 120 minute delays northbound on the approach to this M6 incident between J32 - J33 (above usual journey times) spanning 11 miles back to J31A.
"Average speeds on the approach to J33 are 14 mph.
"There are also delays of 45 minutes southbound where lane 3 (of 3) is closed."
The North West Ambulance Service said: "We were called to the scene of a serious road traffic collision at 2.47pm today between a campervan and a flat bed lorry.
"Two ambulances, a doctor and a helicopter team all attended.
"Four patients were treated at the scene, we do not have details of any injuries as they were classed as being minor.
"As of yet we are not aware if anyone has been taken to hospital.
"An ambulance is still currently on the scene."
