A man has been hurt after a two vehicle collision on the A15 at Deeping Gate which saw a car roll onto its roof.
The crash happened at about 1.40pm.
A police spokesman said emergency services were still on the scene, but it was not thought the man’s injuries were serious.
An East of England Ambulance service spokesman said the man was conscious and breathing when they arrived at the scene.
Recovery work is still taking place, and motorists are advised to find an alternative route.