Road closure archive

Search previously cleared incidents, planned works and cancelled closures. Use precise date ranges or focus on a particular corridor to understand how the network has been disrupted recently.

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651 archived incidents found

Filters applied: Road: A421 • Status: Cleared

A5 southbound Redmoor roundabout exit slip - lane 1 closure

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Exit For A421

Cleared 4 months 3 weeks ago

Started 20 May 2026, 19:00 Ended 21 May 2026, 04:00

A5 southbound Redmoor roundabout exit slip - lane 1 closure

Category: Authority Operation
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A5 southbound Portway to Redmoor lane 1 closure (MP 74/2 to 72/8)

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Within The A421 Junction

Cleared 4 months 3 weeks ago

Started 19 May 2026, 21:35 Ended 20 May 2026, 05:00

A5 southbound Portway to Redmoor lane 1 closure (MP 74/2 to 72/8)

Category: Road Maintenance
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 4 months 3 weeks ago

Started 19 May 2026, 19:00 Ended 20 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

A5 southbound Portway to Redmoor lane 1 closure (MP 74/2 to 72/8)

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Within The A421 Junction

Cleared 4 months 3 weeks ago

Started 19 May 2026, 19:00 Ended 20 May 2026, 05:00

A5 southbound Portway to Redmoor lane 1 closure (MP 74/2 to 72/8)

Category: Road Maintenance
View update

A421 eastbound - Cardington Jct to Black Cat roundabout - carriageway closure and slip road closure

Cleared Roadworks National Highways
Bedford A421 · A421 Northbound Between A4280 And A1

Cleared 4 months 3 weeks ago

Started 19 May 2026, 19:00 Ended 20 May 2026, 05:00

A421 eastbound - Cardington Jct to Black Cat roundabout - carriageway closure and slip road closure

Category: Construction Work
View update

A5 southbound Redmoor roundabout exit slip - lane 1 closure

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Exit For A421

Cleared 4 months 3 weeks ago

Started 19 May 2026, 19:00 Ended 20 May 2026, 04:00

A5 southbound Redmoor roundabout exit slip - lane 1 closure

Category: Authority Operation
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 4 months 3 weeks ago

Started 18 May 2026, 19:05 Ended 19 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

A421 eastbound - Cardington Jct to Black Cat roundabout - carriageway closure and slip road closure

Cleared Roadworks National Highways
Bedford A421 · A421 Northbound Access From A603

Cleared 4 months 3 weeks ago

Started 18 May 2026, 19:00 Ended 19 May 2026, 05:00

A421 eastbound - Cardington Jct to Black Cat roundabout - carriageway closure and slip road closure

Category: Construction Work
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 4 months 3 weeks ago

Started 18 May 2026, 19:00 Ended 19 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

A5 southbound Redmoor roundabout exit slip - lane 1 closure

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Exit For A421

Cleared 4 months 3 weeks ago

Started 18 May 2026, 19:00 Ended 19 May 2026, 04:00

A5 southbound Redmoor roundabout exit slip - lane 1 closure

Category: Authority Operation
View update

A1 northbound Tempsford to Black Cat Roundabout carriageway closure

Cleared Roadworks National Highways
Bedford A1 · A1 Northbound At A Minor Junction Between A603 And A421

Cleared 4 months 3 weeks ago

Started 15 May 2026, 20:00 Ended 18 May 2026, 04:00

A1 northbound Tempsford to Black Cat Roundabout carriageway closure

Category: Construction Work
View update

A421 westbound Approach to Renhold Interchange lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A1 And A4280

Cleared 4 months 3 weeks ago

Started 15 May 2026, 19:00 Ended 16 May 2026, 05:00

A421 westbound Approach to Renhold Interchange lane 2 closure

Category: Road Maintenance
View update

A5 northbound Redmoor Roundabout exit slip road closure

Cleared Roadworks National Highways
Milton Keynes A5 · Roundabout At A5/A421

Cleared 4 months 3 weeks ago

Started 15 May 2026, 19:00 Ended 16 May 2026, 05:00

A5 northbound Redmoor Roundabout exit slip road closure

Category: Road Maintenance
View update

A421 westbound Approach to Renhold Interchange lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A1 And A4280

Cleared 4 months 4 weeks ago

Started 14 May 2026, 19:00 Ended 15 May 2026, 05:00

A421 westbound Approach to Renhold Interchange lane 2 closure

Category: Road Maintenance
View update

A421 westbound Approach to Renhold Interchange lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A1 And A4280

Cleared 4 months 4 weeks ago

Started 13 May 2026, 19:00 Ended 14 May 2026, 05:00

A421 westbound Approach to Renhold Interchange lane 2 closure

Category: Road Maintenance
View update

A5 southbound Redmoor Roundabout lane 1 closure (MP 73/3 to 72/2)

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Between A509 And A421

Cleared 5 months 5 hours ago

Started 12 May 2026, 19:00 Ended 13 May 2026, 05:00

A5 southbound Redmoor Roundabout lane 1 closure (MP 73/3 to 72/2)

Category: Road Maintenance
View update

A421 westbound Approach to Renhold Interchange lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A1 And A4280

Cleared 5 months 5 hours ago

Started 12 May 2026, 19:00 Ended 13 May 2026, 05:00

A421 westbound Approach to Renhold Interchange lane 2 closure

Category: Road Maintenance
View update

A5 southbound Redmoor Roundabout exit and entry slip road closure

Cleared Roadworks National Highways
Milton Keynes A5 · A5 Southbound Exit For A421

Cleared 5 months 5 hours ago

Started 12 May 2026, 19:00 Ended 13 May 2026, 05:00

A5 southbound Redmoor Roundabout exit and entry slip road closure

Category: Road Maintenance
View update

A421 westbound Approach to Renhold Interchange lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A1 And A4280

Cleared 5 months 1 day ago

Started 11 May 2026, 19:00 Ended 12 May 2026, 05:00

A421 westbound Approach to Renhold Interchange lane 2 closure

Category: Road Maintenance
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 5 months 4 days ago

Started 8 May 2026, 19:00 Ended 9 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 5 months 5 days ago

Started 7 May 2026, 19:00 Ended 8 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 5 months 6 days ago

Started 6 May 2026, 19:00 Ended 7 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

Lane closure northbound including roundabouts

Cleared Roadworks National Highways
Bicester A43 · A43 Northbound Between A421 And A422 Near Brackley (South)

Cleared 5 months 6 days ago

Started 6 May 2026, 19:00 Ended 7 May 2026, 05:00

Lane closure northbound including roundabouts

Category: Road Maintenance
View update

Lane closure northbound including roundabouts

Cleared Roadworks National Highways
Bicester A43 · A43 Northbound Between A421 And A422 Near Brackley (South)

Cleared 5 months 6 days ago

Started 6 May 2026, 18:51 Ended 7 May 2026, 05:00

Lane closure northbound including roundabouts

Category: Road Maintenance
View update

A421 westbound Approach to Cardington lane 2 closure

Cleared Roadworks National Highways
Bedford A421 · A421 Southbound Between A4280 And A603

Cleared 5 months 1 week ago

Started 5 May 2026, 19:00 Ended 6 May 2026, 05:00

A421 westbound Approach to Cardington lane 2 closure

Category: Road Maintenance
View update

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