The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
RoadA36
SeveritySevere
StatusCleared
DirectionBoth directions
Started14:00, 20 Jul 2026
Cleared20:10, 20 Jul 2026
Incident timeline
First report
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 35 minutes. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 15m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 50m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 25m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 5m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 40m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 15m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 50m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 5h 25m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
⏱ Still active — no changes from National Highways. Incident ongoing for 6h 0m. Monitoring continues.
Update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Update
✅ Incident cleared — A36 reopened at 20:10 on 20 Jul 2026. Total disruption: 6h 10m. All lanes open, traffic returning to normal.
Final update
The A36 in Wiltshire is closed southbound between the A303 (Deptford) and the A350 (Warminster) due to a collision involving two vehicles which has resulted in a large oil spillage.
Wording from National Highways, recorded as it changed.
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