Traffic was delayed after a car and a lorry collided on a busy Braintree roundabout.
A white Mini One and a lorry collided on the A120 Galley’s Corner roundabout at about 12.15pm.
An East of England Ambulance Service spokesman said a woman was taken to Broomfield Hospital with non-life threatening injuries.
The lorry driver was uninjured.
Police were also on the scene.