Location : The M1 southbound between junctions J21 and J20 .
Lane Closures : Lanes 1 and 2 will be closed.
Reason : Roadworks are planned.
Status : Pending.
Schedule : From 20:00 on 20 January 2026 to 06:00 on 21 January 2026.
Lanes Closed : There will be two of three lanes closed.
