A crash on the M25 this afternoon near Potters Bar is causing major traffic delays during rush hour – with queues back to Junction 22 for London Colney.
Highways England reported that a collision at 4.43pm had blocked lane four clockwise between Junction 24 for Potters Bar and Junction 25 for Cheshunt/A10.
There have since been reports of delays of 35 minutes above normal journey times clockwise, with slow moving traffic going back seven miles.
As a result there are clockwise delays at Junction 23 for South Mimms and the A1(M), as well as at Junction 22 for London Colney.
Update: All lanes have now reopened.
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