Update 3.30pm - the incident has now cleared.
AN accident is causing major delays southbound on the M25 by the Dartford Crossing.
Two lanes are closed following an accident between a lorry and a car by J30 (A13) and J31 (West Thurrock).
There are long delays back to J29 (A127).
Comments: Our rules
We want our comments to be a lively and valuable part of our community - a place where readers can debate and engage with the most important local issues. The ability to comment on our stories is a privilege, not a right, however, and that privilege may be withdrawn if it is abused or misused.
Please report any comments that break our rules.
Read the rules here