Heavy traffic has formed near the Dartford crossing after debris closed lanes on the M25.

The debris was first reported at 6.40am on the clockwise carriageway of the M25 between Junction 29 of the A127 and Junction 30/31 of the A282. 

All lanes have since been re-opened, however traffic is still moving slowly.

Motorists are advised to find alternative routes or allow extra time to travel.