Carriageway closures
M40 Northbound to M25 Southbound link road closure
Road Network: M40 (North bound)
Affected Sectors:
- Sector 1: M40 northbound between J1 and J1A
Status & Certainty: Scheduled Maintenance (Probable)
Restrictions: Mandatory compliance required.
Carriageway & Lane Capacity
- Total Closed Lanes: 4
- Lanes Remaining Open: 0
Schedule Window
- Scheduled Start: 08/07/2026 at 23:00
- Estimated Completion: 09/07/2026 at 06:00
- Schedule data last synced/updated by National Highways on: 02/07/2026 at 23:25