December 18, 2019
M4 : Westbound : J22 Pilning/Prince of Wales Bridge to J23 Rogiet : 26/09/26-02/10/26 2100-0600 : Closed : Diversions in place :
September 18, 2026
Description: M4 : Westbound : J22 Pilning/Prince of Wales Bridge to J23 Rogiet : 26/09/26-02/10/26 2100-0600 : Closed : Diversions in place :, Start time: 26/09/2026 21:00 , End Date: 02/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 18:31
M4 : Eastbound : J32 Coryton : 25/09/26-29/09/26 2000-0600 : offslip : Closed :
September 18, 2026
Description: M4 : Eastbound : J32 Coryton : 25/09/26-29/09/26 2000-0600 : offslip : Closed :, Start time: 25/09/2026 20:00 , End Date: 29/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 18:42
M4 : Westbound : J32 Coryton : 22/09/26-25/09/26 2000-0600 : onslip : Closed :
September 18, 2026
Description: M4 : Westbound : J32 Coryton : 22/09/26-25/09/26 2000-0600 : onslip : Closed :, Start time: 22/09/2026 20:00 , End Date: 25/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 18:39
M4 : Westbound : J23A Magor : 20/09/26-21/09/26 2000-0600 : onslip : Closed : Diversions in place :
September 20, 2026
Description: M4 : Westbound : J23A Magor : 20/09/26-21/09/26 2000-0600 : onslip : Closed : Diversions in place :, Start time: 20/09/2026 20:00 , End Date: 21/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 20/09/2026 20:00
A470 : Southbound : Nantgarw : 23/09/26-24/09/26 2000-0600 : Closed : between offslip : onslip :
September 18, 2026
Description: A470 : Southbound : Nantgarw : 23/09/26-24/09/26 2000-0600 : Closed : between offslip : onslip :, Start time: 23/09/2026 20:00 , End Date: 24/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 18:09
A470 : Northbound : Nantgarw : 22/09/26-23/09/26 2100-0600 : Closed : between offslip : onslip :
September 18, 2026
Description: A470 : Northbound : Nantgarw : 22/09/26-23/09/26 2100-0600 : Closed : between offslip : onslip :, Start time: 22/09/2026 21:00 , End Date: 23/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 18:07
A470 : Northbound : Nantgarw : 21/09/26-03/10/26 2000-0600 : offslip : Closed : Diversions in place :
September 18, 2026
Description: A470 : Northbound : Nantgarw : 21/09/26-03/10/26 2000-0600 : offslip : Closed : Diversions in place :, Start time: 21/09/2026 20:00 , End Date: 03/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 17:44
A483 : Both directions : Coedpoeth : Maintenance work : Exit slip road closed : Diversion : 22/09/26-30/09/26 2000-0600 :
September 18, 2026
Description: A483 : Both directions : Coedpoeth : Maintenance work : Exit slip road closed : Diversion : 22/09/26-30/09/26 2000-0600 :, Start time: 22/09/2026 20:00 , End Date: 30/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 17:15
A55 : Westbound : J16A Dwygyfylchi : Cyclic maintenance : Entry slip road closed : Diversion : 23/09/26-24/09/26 1930-0600 :
September 18, 2026
Description: A55 : Westbound : J16A Dwygyfylchi : Cyclic maintenance : Entry slip road closed : Diversion : 23/09/26-24/09/26 1930-0600 :, Start time: 23/09/2026 19:30 , End Date: 24/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 17:12
A465 : Westbound : Rhymney : 22/09/26-23/09/26 2000-0600 : offslip : Closed : Diversions in place :
September 18, 2026
Description: A465 : Westbound : Rhymney : 22/09/26-23/09/26 2000-0600 : offslip : Closed : Diversions in place :, Start time: 22/09/2026 20:00 , End Date: 23/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/09/2026 16:30
A483 : Both directions : Coedpoeth : 22/09/26-30/09/26 2000-0600 : A525 Maintenance work : 1 lane closed : Offslip closed : Diversions in place :
September 17, 2026
Description: A483 : Both directions : Coedpoeth : 22/09/26-30/09/26 2000-0600 : A525 Maintenance work : 1 lane closed : Offslip closed : Diversions in place :, Start time: 22/09/2026 20:00 , End Date: 30/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/09/2026 17:37
M4 : Southbound : J32 Coryton : Resurfacing work : Onslip closed : Diversions in place : 22/09/26-23/09/26 2000-0600 :
September 03, 2026
Description: M4 : Southbound : J32 Coryton : Resurfacing work : Onslip closed : Diversions in place : 22/09/26-23/09/26 2000-0600 :, Start time: 22/09/2026 20:00 , End Date: 23/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 03/09/2026 16:27
M4 : Both directions : J38 Margam to J42 Earlswood : Resurfacing work : Road closed : Diversions in place : 20/09/26-25/09/26 2000-0600 :
September 20, 2026
Description: M4 : Both directions : J38 Margam to J42 Earlswood : Resurfacing work : Road closed : Diversions in place : 20/09/26-25/09/26 2000-0600 :, Start time: 20/09/2026 20:00 , End Date: 25/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 20/09/2026 20:00
M4 : Eastbound : J38 Margam to J37 Pyle : 19/09/26-26/09/26 2000-0600 : J38: Entry slip road closed : 2 lanes closed : Surveys : Diversions in place :
September 19, 2026
Description: M4 : Eastbound : J38 Margam to J37 Pyle : 19/09/26-26/09/26 2000-0600 : J38: Entry slip road closed : 2 lanes closed : Surveys : Diversions in place :, Start time: 19/09/2026 20:00 , End Date: 26/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/09/2026...
M4 : Eastbound : J37 Pyle to J33 Capel Llanilltern : 19/09/26-26/09/26 2000-0600 : Surveys : Entry slip road closed : 1 lane closed : Diversions in place :
September 19, 2026
Description: M4 : Eastbound : J37 Pyle to J33 Capel Llanilltern : 19/09/26-26/09/26 2000-0600 : Surveys : Entry slip road closed : 1 lane closed : Diversions in place :, Start time: 19/09/2026 20:00 , End Date: 26/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated:...
M4 : Eastbound : J23 Rogiet to J22 Pilning/Prince of Wales Bridge : 19/09/26-21/09/26 2100-0600 : Maintenance work : Closed : Diversions in place :
September 19, 2026
Description: M4 : Eastbound : J23 Rogiet to J22 Pilning/Prince of Wales Bridge : 19/09/26-21/09/26 2100-0600 : Maintenance work : Closed : Diversions in place :, Start time: 19/09/2026 21:00 , End Date: 21/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/09/2026 21:00
M4 : Eastbound : J35 Pencoed : 15/09/26-09/10/26 1900-0600 : Clearance work : Exit slip road closed : Diversions in place :
September 15, 2026
Description: M4 : Eastbound : J35 Pencoed : 15/09/26-09/10/26 1900-0600 : Clearance work : Exit slip road closed : Diversions in place :, Start time: 15/09/2026 19:00 , End Date: 09/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/09/2026 19:00
A470 : Westbound : Coryton : 15/09/26-22/09/26 2000-0600 : J32 : M4 Resurfacing work : Closed : Diversions in place :
September 15, 2026
Description: A470 : Westbound : Coryton : 15/09/26-22/09/26 2000-0600 : J32 : M4 Resurfacing work : Closed : Diversions in place :, Start time: 15/09/2026 20:00 , End Date: 22/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/09/2026 20:00
A470 : Both directions : Doldowlod to Builth Wells : Resurfacing work : Road closed : Bontnewydd : Diversion : 14/09/26-26/09/26 1900-0600 :
September 14, 2026
Description: A470 : Both directions : Doldowlod to Builth Wells : Resurfacing work : Road closed : Bontnewydd : Diversion : 14/09/26-26/09/26 1900-0600 :, Start time: 14/09/2026 19:00 , End Date: 26/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/09/2026 19:00
A470 : Both directions : Llanrwst to A55 J19 Glan Conwy : Maenan : Resurfacing work : STOP/GO in use : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :
September 07, 2026
Description: A470 : Both directions : Llanrwst to A55 J19 Glan Conwy : Maenan : Resurfacing work : STOP/GO in use : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :, Start time: 07/09/2026 7:00 , End Date: 24/10/2026 2:00, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 7:00
A470 : Both directions : Llanrwst : Resurfacing work : 10mph convoy : Temporary traffic lights : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :
September 07, 2026
Description: A470 : Both directions : Llanrwst : Resurfacing work : 10mph convoy : Temporary traffic lights : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :, Start time: 07/09/2026 7:00 , End Date: 24/10/2026 2:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/09/2026 7:00
A465 : Both directions : Resolven to Aberdulais : Improvement work : Lane closed : Speed restriction : 26/08/26-30/09/26 0000-2355 :
August 26, 2026
Description: A465 : Both directions : Resolven to Aberdulais : Improvement work : Lane closed : Speed restriction : 26/08/26-30/09/26 0000-2355 :, Start time: 26/08/2026 0:00 , End Date: 30/09/2026 23:55, Severity: Moderate, Source: Welsh Government, Last updated: 26/08/2026 7:41
