Barrowby Road in Grantham remains closed while police investigate a lorry which crashed near the railway bridge this morning.
The lorry driver is reported to have been seriously injured in the accident which happened at about 7am.
The lorry crossed the carriageway and hit a parked car on the other side of the road.
The driver was taken to Grantham hospital. Nobody else is reported injured.
Diversions are in place. Drivers are asked to avoid the area if possible.
If you witnessed the accident call police on 101 quoting incident number 42 of February 6.