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The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a multi-vehicle collision.  
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a single vehicle collision.
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a single vehicle collision.
⏱ Still active — no changes from National Highways. Incident ongoing for 47 minutes. Monitoring continues.
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a single vehicle collision.
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a multi-vehicle collision.  
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 57m. Monitoring continues.
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a multi-vehicle collision.  
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 32m. Monitoring continues.
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a multi-vehicle collision.  
✅ Incident cleared — A1 reopened at 03:45 on 27 Jul 2026. Total disruption: 2h 47m. All lanes open, traffic returning to normal.
The A1 in Bedfordshire is closed southbound between the A6001 (near Biggelswade) and the A1M/A507 (near Stotfold) due to a multi-vehicle collision.  
Wording as published by National Highways, recorded as it changed.
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