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The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 4m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 39m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 14m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 49m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 24m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 59m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 34m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 5h 14m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 5h 54m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
⏱ Still active — no changes from National Highways. Incident ongoing for 6h 29m. Monitoring continues.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
✅ Incident cleared — A1 reopened at 06:35 on 22 Jul 2026. Total disruption: 6h 44m. All lanes open, traffic returning to normal.
The A1 in Nottinghamshire is closed in both directions between the B1164 (Tuxford) and the B6325 (South Muskham) due to a serious collision. 
Wording as published by National Highways, recorded as it changed.
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