The A15 south of Bourne was closed for several hours after an accident.
The crash happened just after midday yesterday (Monday) between Bourne and Northorpe.
A police spokesman said it involved a Kia Picanto and a Mitsubishi L200. The driver of the Kia, an elderly man, was taken to Queen’s Medical Centre in Nottingham. The extent of his injuries is unknown.
The A15 was closed until about 6.30pm.