Delays of ‘three minutes’ have been reported by the AA on the A27 Eastbound between A270 Upper Shoreham Road and the A293.
Pictures sent in by Sussex News and Pictures show queuing traffic at Holmbush towards Southwick Tunnel.
The AA said: “Delays of three minutes on A27 Eastbound between A270 Upper Shoreham Road (Southwick / Holmbush turn off) and A293 (Portslade / West Hove turn off).
“Average speed ten mph.”

1. Minor traffic delays reported towards Southwick Tunnel
Minor traffic delays have been reported towards Southwick Tunnel Photo: Sussex News and Pictures