Crash View

M40 road closures & live traffic incidents

No live incident closures on the M40 right now, but 3 roadworks are currently in force.

Live M40 updates from National Highways and Traffic Wales: incident closures, roadworks in force, planned closures for the week ahead and recently cleared disruption.

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

M40 roadworks in force now

M40 exit slip road lane closure northbound

Active Roadworks National Highways
Bicester M40 · M40 Southbound Between J11 And J10

Expected to clear in 3 hours 15 minutes

Started 5 Aug 2026, 20:08 Expected clear 6 Aug 2026, 05:00

M40 exit slip road lane closure northbound

Category: Road Maintenance
View update

M40 southbound, Jct 9 to Jct 8, lane 3 and lane 2 closures

Planned Roadworks National Highways
Benson M40 · M40 Southbound Between J9 And J8A

Expected to clear in 3 hours 15 minutes

Started 5 Aug 2026, 19:00 Expected clear 6 Aug 2026, 05:00

M40 southbound, Jct 9 to Jct 8, lane 3 and lane 2 closures

Category: Road Maintenance
View update

M40 Southbound, Jct 9 to Jct 8a, hard shoulder closure.

Planned Roadworks National Highways
Bicester M40 · M40 Southbound Between J9 And J8A

Expected to clear in 21 hours 14 minutes

Started 4 Aug 2026, 06:00 Expected clear 6 Aug 2026, 22:59

M40 Southbound, Jct 9 to Jct 8a, hard shoulder closure.

Category: Road Maintenance
View update

M40 closures planned this week

M40 Southbound, Jct 9 to Jct 8a, lane 3 closure.

Planned Roadworks National Highways
Bicester M40 · M40 Southbound Within J9

Starts in 18 hours 15 minutes

Starts 6 Aug 2026, 20:00 Expected clear 7 Aug 2026, 05:00

M40 Southbound, Jct 9 to Jct 8a, lane 3 closure.

Category: Road Maintenance
View update

M40 Southbound Jct 6 to Jct 5 lane 3 and lane 2 closure.

Planned Roadworks National Highways
Wycombe M40 · M40 Southbound Between J6 And J5

Starts in 18 hours 15 minutes

Starts 6 Aug 2026, 20:00 Expected clear 7 Aug 2026, 05:00

M40 Southbound Jct 6 to Jct 5 lane 3 and lane 2 closure.

Category: Road Maintenance
View update

M40 Southbound, Jct 9 to Jct 8 , lane 3 closure.

Planned Roadworks National Highways
Benson M40 · M40 Southbound Within J8A

Starts in 19 hours 30 minutes

Starts 6 Aug 2026, 21:15 Expected clear 7 Aug 2026, 04:00

M40 Southbound, Jct 9 to Jct 8 , lane 3 closure.

Category: Road Maintenance
View update

Recently cleared on the M40

All live closures M40 closure history