Motorists are facing delays and diversions on the A17 after an accident near Long Sutton.
A driver had to be cut free from the wreckage of his HGV after it overturned, shedding a load of chicken manure.
Readers reported seeing the Lincolnshire and Nottinghamshire Air Ambulance at the scene, but police said the driver’s injuries were not life-threatening.
The driver, in his 50s, was taken to Pilgrim Hospital in Boston suffering from leg and facial lacerations.
Lincolnshire County Council highways department was called to help clear up the mess.