Motorists on the A12 have been warned to expect rush hour delays after a serious collision between J21 and j22
East of England Ambulance Service said a man in his 30s was taken to Broomfield Hospital in Chelmsford with multiple injuries after the collision, which happened at around 3.40pm today (October 23)
Both sides of the carriageway were partially closed for a period while the air ambulance landed.
Crews left the scene shortly before 5pm, but congestion currently stretches back to junction 24 at Kelvedon.
