The road was closed on the anticlockwise carriageway (credit: Highways England)
Emergency services rushed to junction 30 (A13) just after 2pm today, following reports of a collision involving two lorries.
The road was completely blocked, but reopened just before 3pm.
There are still delays, heading back beyond the Darenth interchange in Kent (junction 2).
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Tags: Thurrock, A13, M25