A crash involving a lorry has been reported on the M25 clockwise at J1A in Swanscombe.

The incident happened on the A282 / A206 Crossways Boulevard and there is now congestion on the M25 to J30 A13.

Traffic is queuing back over the Queen Elizabeth Bridge in Dartford.

UPDATE: There is still slow traffic and the exit slip road has been closed due to barrier repairs and accident.

Both lanes have been closed on the exit slip road after a lorry hit the barriers.