Live incidentLane closureNational Highways
M40 northbound lane closure between J2 and J3, live incident, started Mon 5 Oct, 20:34
- Road
- M40
- Direction
- Northbound
- Junctions
- J2 to J3
- Started
- Mon 5 Oct, 20:34
- Category
- Incident
M40 southbound lane closure between J4 and J3, 5 Oct 2026
Active roadworks
This roadworks closure on the M40 is in force now. It started at 21:00 on Mon 5 Oct and is expected to clear at 06:00 on Tue 6 Oct.
Last updated by National Highways at 22:52 on Monday 5 October 2026.
Closure details and map
- Status
- Active roadworks
- Closure type
- Lane closure
- Category
- Road Maintenance
- Road
- M40
- Direction
- Southbound
- Junctions
- J4 to J3
- Location
- M40 southbound between J4 and J3
- Lanes
- 2 of 4 lanes closed
- Started
- 21:00 on Monday 5 October 2026
- Expected to clear
- 06:00 on Tuesday 6 October 2026
- Details
- M40 Southbound Jct 4 to Jct 3 lane 3 and lane 2 closures.
- Source
- National Highways
- Last updated by the source
- 22:52 on Monday 5 October 2026
Map of the M40 southbound lane closure between J4 and J3
Use the arrow keys to move the map and the plus and minus keys to zoom.
- Active roadworks
Other M40 closures and crash records
13 other closures are in force on the M40 right now, and 71 more are planned in the next 7 days.
The M40 accident statistics from 1979 to 2025 record 8,678 collisions on the road, 266 of them fatal.
- Active roadworksEntry slip road closureNational Highways
M40 northbound entry slip road closure at J9, active roadworks, started Mon 5 Oct, 22:15
- Road
- M40
- Direction
- Northbound
- Junctions
- J9
- Started
- Mon 5 Oct, 22:15
- Expected to clear
- Tue 6 Oct, 06:00
- Category
- Road Maintenance
- Active roadworksExit slip road closureNational Highways
M40 southbound exit slip road closure at J5, active roadworks, started Mon 5 Oct, 22:15
- Road
- M40
- Direction
- Southbound
- Junctions
- J5
- Started
- Mon 5 Oct, 22:15
- Expected to clear
- Tue 6 Oct, 06:00
- Category
- Road Maintenance
- Active roadworksLane closureNational Highways
M40 southbound lane closure between J6 and J5, active roadworks, started Mon 5 Oct, 22:15
- Road
- M40
- Direction
- Southbound
- Junctions
- J6 to J5
- Started
- Mon 5 Oct, 22:15
- Expected to clear
- Tue 6 Oct, 06:00
- Category
- Road Maintenance
- Active roadworksLink road closureNational Highways
M25 link road closure in both directions between J16 and J17, active roadworks, started Mon 5 Oct, 22:02
- Road
- M25 and M40
- Direction
- Both directions
- Junctions
- J16 to J17
- Started
- Mon 5 Oct, 22:02
- Expected to clear
- Tue 6 Oct, 06:00
- Category
- Road Maintenance
- Active roadworksLane closureNational Highways
M40 eastbound lane closure between A4142 and M40, active roadworks, started Mon 5 Oct, 22:00
- Road
- M40
- Direction
- Eastbound
- Started
- Mon 5 Oct, 22:00
- Expected to clear
- Tue 6 Oct, 06:00
- Category
- Road Maintenance