Drivers can expect huge delays of up to 90-minutes after the A14 has been forced to close due to flooding.
The major road has been closed between J37, near Newmarket, and J39, near Kentford.
Teams from National Highways have been at the scene since February 22 trying to clear the road of flood water.
Despite these efforts, the floodwater has remained high which has forced all three lanes to be closed eastbound.
READ MORE: More works planned to fix flooding on A12 at Yoxford
The westbound carriageway has one lane closed between J37 and J38 with sandbags on the road to prevent losing further lanes.
A spokesman for National Highways said: "Extensive investigations continue alongside discussions with Anglian Water to find the source of the flooding which is also affecting non-National Highways roads in the area, suggesting a more wide spread issue."
They have also advised drivers to plan ahead if they are travelling on the A14, with drivers seeing delays of up to 90 minutes from the disruption.
An official diversion has been put in place with drivers told to exit the A14 eastbound at J37 and join the A142 into Newmarket.
Then, At the clock tower, turn left and follow the A1304 to the traffic light controlled junction with the B1506.
Finally, at the junction, turn right and follow the B1506 through Kentford to re-join the A14 eastbound at J39 at Kentford.
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