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.

Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more

33 archived incidents found

Filters applied: Road: A404(M) • Status: Cleared

A404M southbound lane 2 closure (48/7 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 3 days 16 hours ago

Started 9 Jun 2026, 19:00 Ended 10 Jun 2026, 05:00

A404M southbound lane 2 closure (48/7 to 45/1)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (48/7 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 3 days 16 hours ago

Started 9 Jun 2026, 18:45 Ended 10 Jun 2026, 05:00

A404M southbound lane 2 closure (48/7 to 45/1)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (48/7 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 4 days 16 hours ago

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

A404M southbound lane 2 closure (48/7 to 45/1)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (48/7 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 4 days 16 hours ago

Started 8 Jun 2026, 18:44 Ended 9 Jun 2026, 05:00

A404M southbound lane 2 closure (48/7 to 45/1)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (48/7 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 1 week 16 hours ago

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

A404M southbound lane 2 closure (48/7 to 45/1)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (48/7 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 1 week 16 hours ago

Started 5 Jun 2026, 18:43 Ended 6 Jun 2026, 05:00

A404M southbound lane 2 closure (48/7 to 45/1)

Category: Road Maintenance
View update

A404M southbound Jct 9a entry slip road closure

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) J9A Southbound Access

Cleared 1 month 1 day ago

Started 11 May 2026, 20:00 Ended 12 May 2026, 05:00

A404M southbound Jct 9a entry slip road closure

Category: Road Maintenance
View update

A404M southbound Jct 9a entry slip road closure

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) J9A Southbound Access

Cleared 2 months 3 weeks ago

Started 20 Mar 2026, 21:00 Ended 21 Mar 2026, 06:00

A404M southbound Jct 9a entry slip road closure

Category: Road Maintenance
View update

A404 southbound lane 2 closure (48/9 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 2 months 3 weeks ago

Started 19 Mar 2026, 20:21 Ended 20 Mar 2026, 06:00

A404 southbound lane 2 closure (48/9 to 45/1)

Category: Construction Work
View update

A404 southbound lane 2 closure (48/9 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 2 months 3 weeks ago

Started 19 Mar 2026, 20:00 Ended 20 Mar 2026, 06:00

A404 southbound lane 2 closure (48/9 to 45/1)

Category: Construction Work
View update

A404M southbound lane 1 closure (47/3 to 45/8)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 3 months 2 weeks ago

Started 23 Feb 2026, 21:22 Ended 24 Feb 2026, 06:00

A404M southbound lane 1 closure (47/3 to 45/8)

Category: Road Maintenance
View update

A404M southbound lane 1 closure (47/3 to 45/8)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Within J9A

Cleared 3 months 2 weeks ago

Started 23 Feb 2026, 21:00 Ended 24 Feb 2026, 06:00

A404M southbound lane 1 closure (47/3 to 45/8)

Category: Road Maintenance
View update

A404M southbound lane 1 closure (47/3 to 45/8)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Within J9A

Cleared 3 months 3 weeks ago

Started 19 Feb 2026, 21:00 Ended 20 Feb 2026, 06:00

A404M southbound lane 1 closure (47/3 to 45/8)

Category: Road Maintenance
View update

A404 southbound Jct 9b to M4 carriageway closure

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) J9A Southbound Access

Cleared 4 months 2 days ago

Started 10 Feb 2026, 21:00 Ended 11 Feb 2026, 06:00

A404 southbound Jct 9b to M4 carriageway closure

Category: Construction Work
View update

A404 southbound Jct 9b to M4 carriageway closure

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Within J9B

Cleared 4 months 3 days ago

Started 9 Feb 2026, 21:00 Ended 10 Feb 2026, 06:00

A404 southbound Jct 9b to M4 carriageway closure

Category: Construction Work
View update

A404 southbound Jct 9b to M4 carriageway closure

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 4 months 6 days ago

Started 6 Feb 2026, 21:00 Ended 7 Feb 2026, 06:00

A404 southbound Jct 9b to M4 carriageway closure

Category: Construction Work
View update

A404 southbound lane 2 closure (48/9 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Within J9B

Cleared 4 months 1 week ago

Started 5 Feb 2026, 20:00 Ended 6 Feb 2026, 06:00

A404 southbound lane 2 closure (48/9 to 45/1)

Category: Construction Work
View update

A404 southbound lane 2 closure (48/9 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 4 months 1 week ago

Started 3 Feb 2026, 20:00 Ended 4 Feb 2026, 06:00

A404 southbound lane 2 closure (48/9 to 45/1)

Category: Construction Work
View update

A404 southbound lane 2 closure (48/9 to 45/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Within J9B

Cleared 4 months 1 week ago

Started 2 Feb 2026, 20:00 Ended 3 Feb 2026, 06:00

A404 southbound lane 2 closure (48/9 to 45/1)

Category: Construction Work
View update

A404M southbound Jct 9a exit slip road closure

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 5 months 1 week ago

Started 5 Jan 2026, 21:00 Ended 6 Jan 2026, 06:00

A404M southbound Jct 9a exit slip road closure

Category: Road Maintenance
View update

A404M southbound lane 1 closure (47/0 to 46/1)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 5 months 1 week ago

Started 5 Jan 2026, 21:00 Ended 6 Jan 2026, 06:00

A404M southbound lane 1 closure (47/0 to 46/1)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (47/5 to 45/2)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 6 months 1 day ago

Started 11 Dec 2025, 20:00 Ended 12 Dec 2025, 06:00

A404M southbound lane 2 closure (47/5 to 45/2)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (47/5 to 45/2)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 6 months 2 days ago

Started 10 Dec 2025, 20:00 Ended 11 Dec 2025, 06:00

A404M southbound lane 2 closure (47/5 to 45/2)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (47/5 to 45/2)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 6 months 3 days ago

Started 9 Dec 2025, 20:00 Ended 10 Dec 2025, 06:00

A404M southbound lane 2 closure (47/5 to 45/2)

Category: Road Maintenance
View update

A404M southbound lane 2 closure (47/5 to 45/2)

Cleared Roadworks National Highways
Windsor And Maidenhead A404(M) · A404(M) Southbound Between J9B And J9A

Cleared 6 months 4 days ago

Started 8 Dec 2025, 20:00 Ended 9 Dec 2025, 06:00

A404M southbound lane 2 closure (47/5 to 45/2)

Category: Road Maintenance
View update

Looking for live updates?

Return to the live incident feed for in-progress closures, or combine archive trends with CrashView reports to brief stakeholders.