Overnight closures have been announced for the Orwell Bridge and A14 this month.
Lane closures will be in place in both the eastbound and westbound carriageway from Monday, November 20 through to Saturday, November 25.
It will then be closed again from Monday, November 27, until Saturday, December 2.
This is to allow National Highways to carry out inspections and surveys on the road.
No diversion routes have been put in place.
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