The A19 has now reopened after of a crash on the road near Crockey Hill.
North Yorkshire Police said they were called to the scene at 12.50pm after reports of a three vehicle collision.
A spokesman for the force said: "Officers are at the scene after reports of a Road Traffic Collision on the A19 near Crockey Hill.
"The Road is blocked in both directions and drivers should avoid the area if at all possible."
In a tweet North Yorkshire Police said that the roasd will be closed for 90 minutes whilst vehicles are recovered.
— NYP Control Room (@NYPControlRoom) December 10, 2018 ">http://
RTC A19 Crockey Hill South of York. Road will be closed for 90 mins whilst vehicles are recovered. Please avoid the area if you can. Please bear with us if you're stuck in the tailbacks.
— NYP Control Room (@NYPControlRoom) December 10, 2018
A spokesman for the Yorkshire Ambulance Service said: "One patient was taken to hospital but it is not believed to be serious.
"Two other people were checked over on the scene but didn't need to go to hospital."
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