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- The M25 has now fully reopened near Rickmansworth after a "serious" crash at around 6.40am today
- Six cars and one motorbike were involved in a pile-up clockwise between junctions 16 for the M40 and 17
- A motorcyclist has been rushed to hospital with "serious" injuries, while no-one else was injured
- Drivers faced miles of queues and delays of up to an hour and a half at points
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