Two air ambulances have been called to a crash involving a lorry and a van.
Police were notified of the collision at about 12.14pm today (Monday).
The incident occurred on A16 Sibsey Road - approximately 1.5 miles out of Boston heading towards Stickney.
Police said there are injuries and two air ambulances are attending the scene - one from Waddington and the other from East Midlands Airport.
A telegraph pole is also across the road.
The A16 is closed at Sibsey.
If you witnessed this collision call 101.