The Lincs Air Ambulance is in attendance at a road collision which took place in Wrangle within the last half an hour.
The collision took place at about 11.26am on Sea Lane and involved a Ford Transit van and a lorry.
A Lincolnshire Police spokesman said the driver of the Ford transit van is still trapped in his vehicle and they are treating the collision as serious.
Details about the occupants of the vehicles are not yet known.
More on this story as we get it.