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Traffic was held on a main road after a crash between a car and motorbike.
There are hour-long delays on the London-bound A2 between the B255 for Bean and the M25 Junction 2 for Dartford.
The emergency services are in attendance.
National Highways warned motorists to consider alternative routes.
It comes as there are still severe delays on the M25 anticlockwise at the Dartford Crossing following an earlier crash.
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More as we get it.