The A142 was closed this morning between Mepal and Chatteris after a two car collision.
Police were called at 10.24am to Chatteris Road, Mepal.
One of the cars nearly ended up in a ditch just past the Block Fen roundabout.
The ambulance service was called to the scene, but police said there were no serious injuries.
The road had reopened at 11.30am.