Drivers are being asked by police to avoid A65 in Addingham following "serious" collision this morning.
Police were called at 8:10 this morning to reports of a serious road traffic collision on A65 Addingham, Ilkley.
Emergency services including ambulance and fire service have also been called to the scene.
Road closures are in place on the A65 at the junction with Main Street and motorists are advised to avoid the area.
West Yorkshire Police say: "Enquiries are ongoing."