A crash on the A1104 Snape Hill in Alford is causing delays on Wednesday afternoon.
The road is closed on the A1104 both ways between Greenfield Lane and Mill Lane.
The accident, which was reported to police at 12.21pm, is currently affecting traffic between Alford and Woodthorpe according to AA Traffic.
A spokesperson for Lincolnshire Police said: “The collision involved two cars. The road has been closed to the north and south of Saleby. We are advising motorists to avoid the area.”
As of 2.10pm EMAS were still on the scene after being called to Saleby at 12.17pm. A spokesperson for EMAS said: “We sent three crewed ambulances and have transported one patient to Grimsby Diana Princess of Wales Hospital.”
Anyone with any information should call police on 101 quoting incident number 173 of November 21.