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The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 57 minutes. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 32m. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 7m. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 42m. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 17m. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 52m. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 32m. Monitoring continues.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
✅ Incident cleared — A1 reopened at 16:15 on 3 Jul 2026. Total disruption: 5h 2m. All lanes open, traffic returning to normal.
The A1M in West Yorkshire is closed northbound between J42 near Lumby and J43 near Aberford due to a single vehicle collision. 
Wording as published by National Highways, recorded as it changed.
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