Part of the A14 was shut in mid Suffolk after a crash which has seen a lorry overturn.
Officers were called to the eastbound carriageway, near to junction 51 for Needham Market, at about 11am on Wednesday.
A spokesman for Suffolk police said the collision involved a lorry and a van.
According to National Highways, a lorry overturned.
READ MORE: Follow live updates after lorry overturns on A14
Traffic was been stopped between junction 50 and junction 51 as a result, blocked traffic from heading towards Ipswich and the Port of Felixstowe.
Drivers were advised to find alternative routes, with the closure expected to be in place for some time.
National Highways announced that the road reopened at 4.40pm.
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