A section of the A27 is shut due to an incident.
Police are currently attending an incident on the A27 near Patcham.
The slip road between the A23 southbound and A27 westbound has been closed since around 5pm this afternoon, August 26.
A statement shared on social media from Sussex Police asked motorists to avoid the area and find alternative routes.
AA is reporting "severe delays" with traffic queuing along the A23 London Road.
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