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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248 archived incidents found
Filters applied: Region: neath-port-talbot • Status: Cleared
M4 : Eastbound : J44 Lon Las to J43 Llandarcy : 14/04/26-15/04/26 2000-0600 : Carriageway maintenance : Entry slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: M4 : Eastbound : J44 Lon Las to J43 Llandarcy : 14/04/26-15/04/26 2000-0600 : Carriageway maintenance : Entry slip road closed : Diversions in place :, Start time: 14/04/2026 20:00 , End Date: 15/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/04/2026 20:00
M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 13/04/26-15/04/26 2000-0600 : Improvement work : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 13/04/26-15/04/26 2000-0600 : Improvement work : Closed : Diversions in place :, Start time: 13/04/2026 20:00 , End Date: 15/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/04/2026 20:00
M4 : Westbound : J40 Taibach : 13/04/26-15/04/26 2000-0600 : Improvement work : Entry slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: M4 : Westbound : J40 Taibach : 13/04/26-15/04/26 2000-0600 : Improvement work : Entry slip road closed : Diversions in place :, Start time: 13/04/2026 20:00 , End Date: 15/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/04/2026 20:00
M4 : Westbound : J39 Groes : 13/04/26-15/04/26 2000-0600 : Improvement work : Entry slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: M4 : Westbound : J39 Groes : 13/04/26-15/04/26 2000-0600 : Improvement work : Entry slip road closed : Diversions in place :, Start time: 13/04/2026 20:00 , End Date: 15/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/04/2026 20:00
M4 : Westbound : J38 Margam to J41 Pentyla/Baglan : 13/04/26-15/04/26 2000-0600 : Improvement work : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: M4 : Westbound : J38 Margam to J41 Pentyla/Baglan : 13/04/26-15/04/26 2000-0600 : Improvement work : Closed : Diversions in place :, Start time: 13/04/2026 20:00 , End Date: 15/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/04/2026 20:00
M4 : Both directions : J41 Pentyla to J42 Earlswood : Speed restrictions : Due to high winds
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: M4 : Both directions : J41 Pentyla to J42 Earlswood : Speed restrictions : Due to high winds, Start time: 11/04/2026 18:00 , Expected end time: 12/04/2026 0:00, Severity: Slight, Source: Welsh Government, Last updated: 11/04/2026 18:00
M4 : Eastbound : J43 Llandarcy : 07/04/26-11/04/26 2000-0600 : Closed :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: M4 : Eastbound : J43 Llandarcy : 07/04/26-11/04/26 2000-0600 : Closed :, Start time: 07/04/2026 20:00 , End Date: 11/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/04/2026 20:00
A465 : Westbound : Aberdulais : at Roadworks : 10/04/26-11/04/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: A465 : Westbound : Aberdulais : at Roadworks : 10/04/26-11/04/26 2000-0600 :, Start time: 10/04/2026 20:00 , End Date: 11/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 10/04/2026 20:00
M4 : Eastbound : J42 Earlswood to J40 Taibach : 09/04/26-10/04/26 2000-0600 : Closed :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: M4 : Eastbound : J42 Earlswood to J40 Taibach : 09/04/26-10/04/26 2000-0600 : Closed :, Start time: 09/04/2026 20:00 , End Date: 10/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/04/2026 20:00
A465 : Westbound : Aberdulais to Neath : 08/04/26-10/04/26 2000-0600 : between Aberdulais and Neath Junction : Carriageway maintenance :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: A465 : Westbound : Aberdulais to Neath : 08/04/26-10/04/26 2000-0600 : between Aberdulais and Neath Junction : Carriageway maintenance :, Start time: 08/04/2026 20:00 , End Date: 10/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/04/2026 20:00
M4 : Westbound : J38 Margam to J41 Pentyla/Baglan : 07/04/26-09/04/26 2000-0600 : Closed :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: M4 : Westbound : J38 Margam to J41 Pentyla/Baglan : 07/04/26-09/04/26 2000-0600 : Closed :, Start time: 07/04/2026 20:00 , End Date: 09/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/04/2026 20:00
M4 : Eastbound : J42 Earlswood to A48 Briton Ferry Roundabout : Resurfacing work : Road closed : Diversions in place : 08/04/26-09/04/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: M4 : Eastbound : J42 Earlswood to A48 Briton Ferry Roundabout : Resurfacing work : Road closed : Diversions in place : 08/04/26-09/04/26 2000-0600 :, Start time: 08/04/2026 20:00 , End Date: 09/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/04/2026 20:00
A465 : Now clear : Southbound : Neath to Llandarcy
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: A465 : Now clear : Southbound : Neath to Llandarcy, Start time: 08/04/2026 19:33 , Expected end time: 08/04/2026 19:38, Severity: Severe, Source: Welsh Government, Last updated: 08/04/2026 19:33
M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy, Start time: 08/04/2026 18:18 , Expected end time: 08/04/2026 18:23, Severity: Moderate, Source: Welsh Government, Last updated: 08/04/2026 18:18
A48 : Southbound : Earlswood to Briton Ferry : 08/04/26-09/04/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 3 months 3 weeks ago
Description: A48 : Southbound : Earlswood to Briton Ferry : 08/04/26-09/04/26 2000-0600 :, Start time: 08/04/2026 20:00 , End Date: 09/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/04/2026 16:59
M4 : Now clear : Both directions : J41 Pentyla to J42 Earlswood
Cleared Roadworks Traffic WalesCleared 3 months 4 weeks ago
Description: M4 : Now clear : Both directions : J41 Pentyla to J42 Earlswood, Start time: 04/04/2026 23:49 , Expected end time: 04/04/2026 23:54, Severity: Slight, Source: Welsh Government, Last updated: 04/04/2026 23:49
M4 : Now clear : Westbound : J40 Taibach to J44 Lon Las
Cleared Roadworks Traffic WalesCleared 3 months 4 weeks ago
Description: M4 : Now clear : Westbound : J40 Taibach to J44 Lon Las, Start time: 03/04/2026 15:46 , Expected end time: 03/04/2026 15:51, Severity: Moderate, Source: Welsh Government, Last updated: 03/04/2026 15:46
M4 : Westbound : J39 Groes : Onslip closed : 01/04/26-02/04/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 1 hour ago
Description: M4 : Westbound : J39 Groes : Onslip closed : 01/04/26-02/04/26 2000-0600 :, Start time: 01/04/2026 20:00 , End Date: 02/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/04/2026 20:00
M4 : Eastbound : J40 Taibach : Offslip closed : 30/03/26-01/04/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 1 day ago
Description: M4 : Eastbound : J40 Taibach : Offslip closed : 30/03/26-01/04/26 2000-0600 :, Start time: 30/03/2026 20:00 , End Date: 01/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/03/2026 20:00
A465 : Eastbound : Llandarcy to Neath : Roadworks : Road closed : Diversions in place : 31/03/26-01/04/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 1 day ago
Description: A465 : Eastbound : Llandarcy to Neath : Roadworks : Road closed : Diversions in place : 31/03/26-01/04/26 2000-0600 :, Start time: 31/03/2026 20:00 , End Date: 01/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 31/03/2026 20:00
M4 : Eastbound : J40 Taibach to J38 Margam : Accident : Lane closed : Delays possible :
Cleared Roadworks Traffic WalesCleared 4 months 1 day ago
Description: M4 : Eastbound : J40 Taibach to J38 Margam : Accident : Lane closed : Delays possible :, Start time: 31/03/2026 12:17 , Expected end time: 31/03/2026 16:16, Severity: Moderate, Source: Welsh Government, Last updated: 31/03/2026 12:17
M4 : Now clear : Westbound : J39 Groes to J42 Earlswood
Cleared Roadworks Traffic WalesCleared 4 months 5 days ago
Description: M4 : Now clear : Westbound : J39 Groes to J42 Earlswood, Start time: 27/03/2026 17:39 , Expected end time: 27/03/2026 17:44, Severity: Moderate, Source: Welsh Government, Last updated: 27/03/2026 17:39
M4 : Eastbound : J43 Llandarcy : Carriageway maintenance : Entry slip road closed : Diversions in place : 25/03/26-27/03/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 6 days ago
Description: M4 : Eastbound : J43 Llandarcy : Carriageway maintenance : Entry slip road closed : Diversions in place : 25/03/26-27/03/26 2000-0600 :, Start time: 25/03/2026 20:00 , End Date: 27/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 25/03/2026 20:00
M4 : Westbound : J41 Pentyla/Baglan : Carriageway maintenance : Exit slip road closed : Diversions in place : 23/03/26-27/03/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 6 days ago
Description: M4 : Westbound : J41 Pentyla/Baglan : Carriageway maintenance : Exit slip road closed : Diversions in place : 23/03/26-27/03/26 2000-0600 :, Start time: 23/03/2026 20:00 , End Date: 27/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/03/2026 20:00
M4 : Eastbound : J41 Pentyla/Baglan : Surveys : Entry slip road closed : Diversions in place : 26/03/26-27/03/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 6 days ago
Description: M4 : Eastbound : J41 Pentyla/Baglan : Surveys : Entry slip road closed : Diversions in place : 26/03/26-27/03/26 2000-0600 :, Start time: 26/03/2026 20:00 , End Date: 27/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 26/03/2026 20:00
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