A serious accident has closed the A1 southbound between Grantham and Stamford with the road not expected to fully re-open until 11pm tonight.
Lincolnshire Police say that at least two cars were involved in the crash which occurred on the A1 at Castle Bytham just before 5pm today (Jan 5).
A spokesman for Lincolnshire Police said the force does not believe there were any serious injuries suffered in the crash, however not all of the information has yet come in.
The Highways Agency is predicting the road will likely re-open fully at around 11pm.