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Delays are now easing after a crash near the Dartford crossing, which left a woman injured.
All lanes are now open after the crash involving a box van and car on the clockwise M25 carriageway between J1b for Dartford and J29 on the Essex side, for Romford.
There were earlier queues on the M25 anticlockwise between J3 and the Dartford Tunnel.
Police said a woman was injured in the crash, but it's not known what those injuries are.
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