Expect overnight closures on A421 and A1, Bedford drivers are warned

And one of them is expected to cause major delays – with motorists facing a wait of at least 30 minutes. Another will cause moderate delays of between 10 minutes and half an hour.

The latest expected works list, with notes from National Highways, shows that four closures already in place are expected to carry on this week:

• A421, from 8pm to 6am until November 21, slight delays (under 10 minutes): A421 both directions, Elstow to Cardington – exit slip road closures, entry slip road closures, lane closures and diversion routes due to drainage works on behalf of National Highways

• A421, from 5am to 11.59pm until March 31, 2027, slight delays (under 10 minutes): A421 eastbound, Renhold to Black Cat roundabout – lane closure for bypass/new on behalf of National Highways

• A1, from midnight to 11.59pm until March 31, 2027, slight delays (under 10 minutes): A1/A421 both directions, all approaches to Black Cat roundabout – narrow lanes for bypass construction on behalf of National Highways

• A1, from 5am to 11.59pm until April 30, 2027, severe delays (more than 30 minutes): A1 both directions, Black Cat roundabout – north quadrant closure for bypass construction on behalf of National Highways

And a further four closures will begin over the next two weeks:

• A421, from 8pm November 12 to 6am November 13, slight delays (under 10 minutes): A421 both directions, Reynold – lane closure for barrier/fence safety repairs on behalf of National Highways

• A1, from 9pm November 12 to 5am November 15, moderate delays (10-30 minutes): A1 northbound, Biggleswade north to Sandy – carriageway closure, lane closure and diversion route for carriageway reconstruction/renewal on behalf of National Highways

• A421, from 8pm November 14 to 6am November 15, slight delays (under 10 minutes): A421 westbound, A421/A600, junction to A421/A6, junction – lane closure due to carriageway reconstruction/renewal works on behalf of Ringway

• A14, from 8pm November 19 to 5am November 20, slight delays (under 10 minutes): A14 both directions, junction 16 to junction 18 – lane closure for carriageway reconstruction/renewal on behalf of National Highways

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