A1(M) | Buckinghamshire | Carriageway Closure | Expect Delays

Incident timeline

1. 19:26, 31 AugFirst report

   The A404 in Buckinghamshire is closed southbound between the M40 near (Handy Cross) and A4155 near (Marlow) to facilitate recovery of a vehicle which left the carrigeway last night. 

2. 19:31, 31 AugUpdate

   The A404 in Buckinghamshire is closed southbound between the M40 near (Handy Cross) and A4155 near (Marlow) to facilitate recovery of a vehicle which left the carrigeway last night. 

3. 20:01, 31 AugUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 34 minutes. Monitoring continues.

4. 20:06, 31 AugUpdate

   The A404 in Buckinghamshire is closed southbound between the M40 near (Handy Cross) and A4155 near (Marlow) to facilitate recovery of a vehicle which left the carrigeway last night. 

5. 20:41, 31 AugUpdate

   ⏱ Still active — no changes from National Highways. Incident ongoing for 1h 14m. Monitoring continues.

6. 20:41, 31 AugUpdate

   ✅ Incident cleared — A1 reopened at 20:41 on 31 Aug 2026. Total disruption: 1h 14m. All lanes open, traffic returning to normal.

7. 15:07, 5 NovFinal update

   The A404 in Buckinghamshire is closed southbound between the M40 near (Handy Cross) and A4155 near (Marlow) to facilitate recovery of a vehicle which left the carrigeway last night. 

Wording from National Highways, recorded as it changed.

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