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Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 34 minutes. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 1h 44m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 19m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 2h 54m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 3h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 14m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 4h 49m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 5h 24m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 5h 59m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 6h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 7h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 7h 49m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 8h 24m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 8h 59m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 9h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 10h 14m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 10h 49m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 11h 24m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 11h 59m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 12h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 13h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 13h 44m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 14h 19m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 14h 59m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 15h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 16h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 16h 44m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 17h 19m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 17h 54m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 18h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 19h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 19h 44m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 20h 19m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 20h 54m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 21h 29m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 22h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 22h 44m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 23h 19m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 23h 54m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 24h 29m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 25h 34m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 26h 9m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
⏱ Still active — no changes from National Highways. Incident ongoing for 26h 44m. Delays of 10 minutes still recorded. Monitoring continues.
Location : The M4 SPUR southbound between junctions J4 and J4A .
Reason : Congestion.
Status : Currently Active.
Return To Normal : Normal traffic conditions are expected between 08:00 and 08:15 on 21 June 2026.
Delay : There are currently delays of 10 minutes against expected traffic.
Wording as published by National Highways, recorded as it changed.
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