An air ambulance rushed to a crash involving a car and a motorbike near Spalding.
Emergency services were called to Surfleet Road, Surfleet, at around 3.30m on Monday, April 15 after reports of the collision between Herdgate Lane and Milestone Lane.
Lincolnshire Police closed the road in both directions while an air ambulance descended on the scene.
East Midlands Ambulance Service also sent a paramedic to the incident.
An eyewitness has told Lincolnshire Live that the road has been reopened by officers.
Google Maps still shows there to be around half a mile of slow traffic in the area as a result of the incident.
Lincolnshire Police have been approached for comment. No details have been released on whether anyone was injured.