Highways England has released an advance warning of possible M25 delays near Potters Bar and South Mimms.

Following a crash on Saturday, April 28, lane one out of four has been closed heading clockwise between Junction 23 for South Mimms and Junction 24 for Potters Bar.

In order to carry out barrier repairs, the lane will remain closed on Monday April 30.

Highways England tweeted: “This could cause congestion at peak travel times so please plan your journey in advance.”