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What happened

The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

RoadA34
SeveritySevere
StatusCleared
DirectionNorthbound
Started12:26, 8 Jul 2026
Cleared20:15, 8 Jul 2026

Incident timeline

  1. First report

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  2. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  3. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 49 minutes. Monitoring continues.

  4. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  5. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 1h 24m. Monitoring continues.

  6. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  7. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 1h 59m. Monitoring continues.

  8. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  9. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 2h 34m. Monitoring continues.

  10. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  11. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 3h 9m. Monitoring continues.

  12. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  13. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 3h 44m. Monitoring continues.

  14. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  15. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 4h 19m. Monitoring continues.

  16. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  17. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 4h 54m. Monitoring continues.

  18. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  19. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 5h 34m. Monitoring continues.

  20. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  21. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 6h 14m. Monitoring continues.

  22. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  23. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 6h 49m. Monitoring continues.

  24. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  25. Update

    ⏱ Still active — no changes from National Highways. Incident ongoing for 7h 24m. Monitoring continues.

  26. Update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

  27. Update

    ✅ Incident cleared — A34 reopened at 20:15 on 8 Jul 2026. Total disruption: 7h 49m. All lanes open, traffic returning to normal.

  28. Final update

    The A34 in Berkshire is closed northbound between M4 J13 (Chieveley) and the A4185 (Chilton) due to a serious collision.

Wording from National Highways, recorded as it changed.

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A34 — A34 | Oxfordshire | Carriageway Closure | Expect Delays Full details: https://uktrafficupdates.uk/traffic/incidents/26200833-a34-oxfordshire-carriageway-closure-expect-delays/

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