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The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 8h 32m. Monitoring continues.
The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 9h 7m. Monitoring continues.
The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 9h 42m. Monitoring continues.
The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
✅ Incident cleared — A1 reopened at 02:55 on 21 Jul 2026. Total disruption: 10h 7m. All lanes open, traffic returning to normal.
The A1 in Nottinghamshire is closed southbound between the A6075 (Tuxford) and the B6325 (North Muskham) due to a serious collision. 
Wording as published by National Highways, recorded as it changed.
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