Witnesses are being sought after a car accident on the A272 at Rogate.
Police were called at 4.45pm yesterday (March 30) after an articulated lorry, a Ford Kuga car and a Mercedes panel van were involved in an accident.
The car driver, a man in his 40s, received serious injuries and was taken to hospital in Hampshire for treatment. The driver of the van, also a man in his 40s, received minor injuries.
Anyone with information is asked to contact Sussex Police on 0845 60 70 999.