Road closure archive

Search previously cleared incidents, planned works and cancelled closures. Use precise date ranges or focus on a particular corridor to understand how the network has been disrupted recently.

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115 archived incidents found

Filters applied: Region: swansea • Status: Cleared

M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

Cleared Roadworks Traffic Wales
Swansea

Cleared 2 days 50 minutes ago

Started Start time TBC Ended 1 Aug 2026, 18:00

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 01/08/2026 18:40 , Expected end time: 01/08/2026 17:39, Severity: Moderate, Source: Welsh Government, Last updated: 01/08/2026 18:40

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M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

Cleared Roadworks Traffic Wales
Swansea

Cleared 2 days 5 hours ago

Started Start time TBC Ended 1 Aug 2026, 13:00

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 01/08/2026 13:43 , Expected end time: 01/08/2026 13:48, Severity: Moderate, Source: Welsh Government, Last updated: 01/08/2026 13:43

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M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 week 20 minutes ago

Started Start time TBC Ended 27 Jul 2026, 18:30

Description: M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy, Start time: 27/07/2026 19:10 , Expected end time: 27/07/2026 18:06, Severity: Moderate, Source: Welsh Government, Last updated: 27/07/2026 19:10

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M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 week 23 hours ago

Started Start time TBC Ended 26 Jul 2026, 18:55

Description: M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy, Start time: 26/07/2026 19:35 , Expected end time: 26/07/2026 19:39, Severity: Moderate, Source: Welsh Government, Last updated: 26/07/2026 19:35

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M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 week 23 hours ago

Started Start time TBC Ended 26 Jul 2026, 18:50

Description: M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy, Start time: 26/07/2026 19:34 , Expected end time: 26/07/2026 18:31, Severity: Moderate, Source: Welsh Government, Last updated: 26/07/2026 19:34

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M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 week 2 days ago

Started Start time TBC Ended 24 Jul 2026, 20:50

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 24/07/2026 21:30 , Expected end time: 24/07/2026 20:29, Severity: Moderate, Source: Welsh Government, Last updated: 24/07/2026 21:30

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M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 week 2 days ago

Started Start time TBC Ended 24 Jul 2026, 18:55

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 24/07/2026 19:35 , Expected end time: 24/07/2026 18:30, Severity: Moderate, Source: Welsh Government, Last updated: 24/07/2026 19:35

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M4 : Now clear : Eastbound : J46 Llangyfelach to J43 Llandarcy

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 week 3 days ago

Started Start time TBC Ended 24 Jul 2026, 17:45

Description: M4 : Now clear : Eastbound : J46 Llangyfelach to J43 Llandarcy, Start time: 24/07/2026 18:25 , Expected end time: 24/07/2026 17:24, Severity: Moderate, Source: Welsh Government, Last updated: 24/07/2026 18:25

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M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

Cleared Roadworks Traffic Wales
Swansea

Cleared 2 weeks 3 days ago

Started Start time TBC Ended 17 Jul 2026, 17:55

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 17/07/2026 18:37 , Expected end time: 17/07/2026 18:42, Severity: Moderate, Source: Welsh Government, Last updated: 17/07/2026 18:37

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M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy

Cleared Roadworks Traffic Wales
Swansea

Cleared 2 weeks 3 days ago

Started Start time TBC Ended 17 Jul 2026, 17:35

Description: M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy, Start time: 17/07/2026 18:17 , Expected end time: 17/07/2026 18:07, Severity: Moderate, Source: Welsh Government, Last updated: 17/07/2026 18:17

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M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

Cleared Roadworks Traffic Wales
Swansea

Cleared 3 weeks 3 days ago

Started Start time TBC Ended 10 Jul 2026, 13:30

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 10/07/2026 14:10 , Expected end time: 10/07/2026 13:06, Severity: Moderate, Source: Welsh Government, Last updated: 10/07/2026 14:10

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M4 : Eastbound : J45 Ynysforgan to J42 Earlswood : Congestion : Due to Incident : Delays possible :

Cleared Roadworks Traffic Wales
Swansea

Cleared 3 weeks 4 days ago

Started Start time TBC Ended 9 Jul 2026, 12:15

Description: M4 : Eastbound : J45 Ynysforgan to J42 Earlswood : Congestion : Due to Incident : Delays possible :, Start time: 09/07/2026 11:17 , Expected end time: 09/07/2026 17:17, Severity: Moderate, Source: Welsh Government, Last updated: 09/07/2026 11:17

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M4 : Now clear : Westbound : J45 Ynysforgan

Cleared Roadworks Traffic Wales
Swansea

Cleared 3 weeks 4 days ago

Started Start time TBC Ended 9 Jul 2026, 08:35

Description: M4 : Now clear : Westbound : J45 Ynysforgan, Start time: 09/07/2026 9:15 , Expected end time: 09/07/2026 8:26, Severity: Moderate, Source: Welsh Government, Last updated: 09/07/2026 9:15

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M4 : Eastbound : J45 Ynysforgan to J43 Llandarcy : Congestion : Delays possible :

Cleared Roadworks Traffic Wales
Swansea

Cleared 3 weeks 5 days ago

Started Start time TBC Ended 8 Jul 2026, 17:45

Description: M4 : Eastbound : J45 Ynysforgan to J43 Llandarcy : Congestion : Delays possible :, Start time: 08/07/2026 17:07 , Expected end time: 08/07/2026 20:07, Severity: Moderate, Source: Welsh Government, Last updated: 08/07/2026 17:07

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M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : Roadworks : Road closed : Diversions in place : 03/07/26-06/07/26 2000-0600 :

Cleared Roadworks Traffic Wales
Swansea

Cleared 4 weeks 13 hours ago

Started Start time TBC Ended 6 Jul 2026, 05:05

Description: M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : Roadworks : Road closed : Diversions in place : 03/07/26-06/07/26 2000-0600 :, Start time: 03/07/2026 20:00 , End Date: 06/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 03/07/2026 20:00

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M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : Carriageway maintenance : Road closed : Diversions in place : 04/07/26-06/07/26 2000-0600 :

Cleared Roadworks Traffic Wales
Swansea

Cleared 4 weeks 13 hours ago

Started Start time TBC Ended 6 Jul 2026, 05:05

Description: M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : Carriageway maintenance : Road closed : Diversions in place : 04/07/26-06/07/26 2000-0600 :, Start time: 04/07/2026 20:00 , End Date: 06/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 04/07/2026 20:00

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M4 : Eastbound : J49 Pont Abraham roundabout : Broken down vehicle

Cleared Roadworks Traffic Wales
Swansea

Cleared 4 weeks 1 day ago

Started Start time TBC Ended 5 Jul 2026, 14:25

Description: M4 : Eastbound : J49 Pont Abraham roundabout : Broken down vehicle, Start time: 05/07/2026 14:34 , Expected end time: 05/07/2026 16:31, Severity: Slight, Source: Welsh Government, Last updated: 05/07/2026 14:34

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M4 : Westbound : J44 Lon Las to J45 Ynysforgan : Carriageway maintenance : Road closed : Diversions in place : 29/06/26-04/07/26 2000-0600 :

Cleared Roadworks Traffic Wales
Swansea

Cleared 4 weeks 2 days ago

Started Start time TBC Ended 4 Jul 2026, 05:05

Description: M4 : Westbound : J44 Lon Las to J45 Ynysforgan : Carriageway maintenance : Road closed : Diversions in place : 29/06/26-04/07/26 2000-0600 :, Start time: 29/06/2026 20:00 , End Date: 04/07/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/06/2026 20:00

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M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 2 days ago

Started Start time TBC Ended 1 Jul 2026, 18:30

Description: M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy, Start time: 01/07/2026 19:10 , Expected end time: 01/07/2026 18:08, Severity: Moderate, Source: Welsh Government, Last updated: 01/07/2026 19:10

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M4 : Eastbound : J45 Ynysforgan : Carriageway maintenance : Road closed : Diversions in place : 28/06/26-29/06/26 2000-0600 :

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 5 days ago

Started Start time TBC Ended 29 Jun 2026, 05:05

Description: M4 : Eastbound : J45 Ynysforgan : Carriageway maintenance : Road closed : Diversions in place : 28/06/26-29/06/26 2000-0600 :, Start time: 28/06/2026 20:00 , End Date: 29/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 28/06/2026 20:00

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M4 : Westbound : J44 Lon Las to J45 Ynysforgan : Road closed : 23/06/26-24/06/26 2000-0600 : Diversions in place :

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 1 week ago

Started Start time TBC Ended 24 Jun 2026, 05:05

Description: M4 : Westbound : J44 Lon Las to J45 Ynysforgan : Road closed : 23/06/26-24/06/26 2000-0600 : Diversions in place :, Start time: 23/06/2026 20:00 , End Date: 24/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/06/2026 20:00

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M4 : Eastbound : J45 Ynysforgan : 18/06/26 1930-0000 : Cyclic maintenance : Offslip closed : Diversions in place :

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 17 Jun 2026, 23:05

Description: M4 : Eastbound : J45 Ynysforgan : 18/06/26 1930-0000 : Cyclic maintenance : Offslip closed : Diversions in place :, Start time: 18/06/2026 19:30 , End Date: 18/06/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/06/2026 9:10

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M4 : Eastbound : J44 Lon Las : 18/06/26 1930-0000 : Cyclic maintenance : Onslip closed : Diversions in place :

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 17 Jun 2026, 23:05

Description: M4 : Eastbound : J44 Lon Las : 18/06/26 1930-0000 : Cyclic maintenance : Onslip closed : Diversions in place :, Start time: 18/06/2026 19:30 , End Date: 18/06/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/06/2026 9:06

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M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : 05/06/26-13/06/26 2000-0600 : Resurfacing work : Closed :

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 13 Jun 2026, 05:05

Description: M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : 05/06/26-13/06/26 2000-0600 : Resurfacing work : Closed :, Start time: 05/06/2026 20:00 , End Date: 13/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/06/2026 20:00

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M4 : Eastbound : J47 Penllergaer : 10/06/26-11/06/26 2000-0600 : onslip : Closed :

Cleared Roadworks Traffic Wales
Swansea

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 11 Jun 2026, 05:05

Description: M4 : Eastbound : J47 Penllergaer : 10/06/26-11/06/26 2000-0600 : onslip : Closed :, Start time: 10/06/2026 20:00 , End Date: 11/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 10/06/2026 20:00

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