Three people have been seriously injured after a crash on the Leadenham bypass on the A17 on Friday afternoon.
Lincolnshire Police officers were called to the scene of the crash involving two vehicles at 1.16pm on Friday, May 24.
Roads are closed around the area with traffic being diverted through Leadenham village. Traffic is likely to be affected for some time, police said.
Police are on the scene along with emergency services crews including the air ambulance.
Traffic sensors are showing miles of queueing traffic in both directions on the A17.