The A47 was closed between the junctions for Lowestoft and Great Yarmouth after a serious collision near Blundeston.
A car and a motorbike were involved in a collision in Market Lane in Blundeston at around 11.35am on Monday, August 28.
Update: Motorcyclist killed in Blundeston crash
The northbound carriageway of the A47 was closed between the B1375 and B1370.
Suffolk police and emergency services are in attendance.
Road users are being advised to avoid the area if possible, and are being diverted locally.
Highways England have advised drivers in the area to allow extra time for their journey,
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