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- Multi-vehicle crash has occurred anticlockwise on the M25 between junctions 16 and 17 near Maple Cross
- Traffic delays have stretched back to junction 19 near Watford
- National Highways has said there are delays of around 30 minutes
- There are now delays of up to one hour
- Six vehicles were involved in the crash
- Normal traffic conditions have now resumed
- If you have any pictures of heavy traffic, please send them to kimberley.hackett@newsquest.co.uk
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