

M4 : Westbound : J24 Coldra to J26 Malpas : Roadworks : Closed : Diversions in place : 20/10/25-24/10/25 2000-0600 :
October 18, 2025
Description: M4 : Westbound : J24 Coldra to J26 Malpas : Roadworks : Closed : Diversions in place : 20/10/25-24/10/25 2000-0600 :, Start time: 20/10/2025 20:00 , End Date: 24/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:49

M4 : Eastbound : J25A Grove Park : Roadworks : Onslip closed : Diversions in place : 19/10/25 0700-1300 :
October 18, 2025
Description: M4 : Eastbound : J25A Grove Park : Roadworks : Onslip closed : Diversions in place : 19/10/25 0700-1300 :, Start time: 19/10/2025 7:00 , End Date: 19/10/2025 13:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:47

M4 : Eastbound : J27 High Cross : Roadworks : Offslip closed : Diversions in place : 20/10/25-21/10/25 2000-0600 :
October 18, 2025
Description: M4 : Eastbound : J27 High Cross : Roadworks : Offslip closed : Diversions in place : 20/10/25-21/10/25 2000-0600 :, Start time: 20/10/2025 20:00 , End Date: 21/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:45

M4 : Eastbound : J27 High Cross : Roadworks : Onslip closed : Diversions in place : 21/10/25-22/10/25 2000-0600 :
October 18, 2025
Description: M4 : Eastbound : J27 High Cross : Roadworks : Onslip closed : Diversions in place : 21/10/25-22/10/25 2000-0600 :, Start time: 21/10/2025 20:00 , End Date: 22/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:40

M4 : Westbound : J32 Coryton : Roadworks : Onslip closed : Diversions in place : 20/10/25-25/10/25 2000-0600 :
October 18, 2025
Description: M4 : Westbound : J32 Coryton : Roadworks : Onslip closed : Diversions in place : 20/10/25-25/10/25 2000-0600 :, Start time: 20/10/2025 20:00 , End Date: 25/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:36

M4 : Westbound : J36 Sarn : Roadworks : Offslip closed : Diversions in place : 22/10/25-01/11/25 2000-0600 :
October 18, 2025
Description: M4 : Westbound : J36 Sarn : Roadworks : Offslip closed : Diversions in place : 22/10/25-01/11/25 2000-0600 :, Start time: 22/10/2025 20:00 , End Date: 01/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:33

M4 : Eastbound : J41 Pentyla/Baglan : Roadworks : Offslip closed : Diversions in place : 20/10/25-22/10/25 2000-0600 :
October 18, 2025
Description: M4 : Eastbound : J41 Pentyla/Baglan : Roadworks : Offslip closed : Diversions in place : 20/10/25-22/10/25 2000-0600 :, Start time: 20/10/2025 20:00 , End Date: 22/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:29

M4 : Eastbound : J43 Llandarcy : Roadworks : Onslip closed : Diversions in place : 20/10/25-21/10/25 2000-0600 :
October 18, 2025
Description: M4 : Eastbound : J43 Llandarcy : Roadworks : Onslip closed : Diversions in place : 20/10/25-21/10/25 2000-0600 :, Start time: 20/10/2025 20:00 , End Date: 21/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/10/2025 7:26

A48 : Both directions : Llanddarog Exit to Pensarn Roundabout : Roadworks : Closed : Diversions in place : 20/10/25-24/10/25 2000-0600 :
October 17, 2025
Description: A48 : Both directions : Llanddarog Exit to Pensarn Roundabout : Roadworks : Closed : Diversions in place : 20/10/25-24/10/25 2000-0600 :, Start time: 20/10/2025 20:00 , End Date: 24/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/10/2025 18:11

M4 : Eastbound : J26 Malpas to J25A Grove Park : Onslip closed : Environmental work : Diversions in place : 23/10/25-10/11/25 2000-0600 :
September 26, 2025
Description: M4 : Eastbound : J26 Malpas to J25A Grove Park : Onslip closed : Environmental work : Diversions in place : 23/10/25-10/11/25 2000-0600 :, Start time: 23/10/2025 20:00 , End Date: 10/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 26/09/2025 14:16

A479 : Both directions : Talgarth to Cwmdu : Cyclic maintenance : Road closed : Diversions in place : 21/10/25-23/10/25 0800-1530 :
October 13, 2025
Description: A479 : Both directions : Talgarth to Cwmdu : Cyclic maintenance : Road closed : Diversions in place : 21/10/25-23/10/25 0800-1530 :, Start time: 21/10/2025 8:00 , End Date: 23/10/2025 15:30, Severity: Road closure, Source: Welsh Government, Last updated: 13/10/2025 16:05

A477 : Both directions : Llanteg : Resurfacing work : Temporary traffic lights : Slow traffic : 20/10/25-12/12/25 0800-1700 :
October 13, 2025
Description: A477 : Both directions : Llanteg : Resurfacing work : Temporary traffic lights : Slow traffic : 20/10/25-12/12/25 0800-1700 :, Start time: 20/10/2025 8:00 , End Date: 12/12/2025 17:00, Severity: Moderate, Source: Welsh Government, Last updated: 13/10/2025 16:21

A483 : Both directions : Buttington : Carriageway maintenance : Road closed : Diversions in place : 20/10/25-21/10/25 1900-0700 :
October 07, 2025
Description: A483 : Both directions : Buttington : Carriageway maintenance : Road closed : Diversions in place : 20/10/25-21/10/25 1900-0700 :, Start time: 20/10/2025 19:00 , End Date: 21/10/2025 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/10/2025 12:59

A55 : Both directions : J22 Old Colwyn to J23 Llanddulas : 18/10/25-20/10/25 2100-0600 : Structural inspections : Closed :
October 10, 2025
Description: A55 : Both directions : J22 Old Colwyn to J23 Llanddulas : 18/10/25-20/10/25 2100-0600 : Structural inspections : Closed :, Start time: 18/10/2025 21:00 , End Date: 20/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 10/10/2025 13:34

A4060 : Both directions : Abercarnaid to Pentrebach : 01/10/25-19/10/25 2000-0600 : Roadworks : Closed : Diversions in place :
October 11, 2025
Description: A4060 : Both directions : Abercarnaid to Pentrebach : 01/10/25-19/10/25 2000-0600 : Roadworks : Closed : Diversions in place :, Start time: 01/10/2025 20:00 , End Date: 19/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/10/2025 14:33

A40 : Both directions : Arnolds Hill : Carriageway maintenance : Road closed : Diversions in place : 13/10/25-31/10/25 1900-0700 :
October 13, 2025
Description: A40 : Both directions : Arnolds Hill : Carriageway maintenance : Road closed : Diversions in place : 13/10/25-31/10/25 1900-0700 :, Start time: 13/10/2025 19:00 , End Date: 31/10/2025 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/10/2025 19:00

M4 : Eastbound : J26 Malpas to J24 Coldra : Carriageway maintenance : Road closed : Diversions in place : 09/10/25-20/10/25 2000-0600 :
October 09, 2025
Description: M4 : Eastbound : J26 Malpas to J24 Coldra : Carriageway maintenance : Road closed : Diversions in place : 09/10/25-20/10/25 2000-0600 :, Start time: 09/10/2025 20:00 , End Date: 20/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/10/2025 20:00

A487 : Both directions : Llanrhystyd Bridge : Structural inspections : Temporary traffic lights : 06/10/25-24/10/25 0900-1600 : Delays possible :
October 06, 2025
Description: A487 : Both directions : Llanrhystyd Bridge : Structural inspections : Temporary traffic lights : 06/10/25-24/10/25 0900-1600 : Delays possible :, Start time: 06/10/2025 9:00 , End Date: 24/10/2025 16:00, Severity: Moderate, Source: Welsh Government, Last updated: 06/10/2025 9:00

A470 : Both directions : Cemmaes Road : Electrical work : Temporary traffic lights : Delays possible : 06/10/25-24/10/25 : 24hrs
October 06, 2025
Description: A470 : Both directions : Cemmaes Road : Electrical work : Temporary traffic lights : Delays possible : 06/10/25-24/10/25 : 24hrs, Start time: 06/10/2025 6:00 , End Date: 24/10/2025 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 06/10/2025 6:00

M4 : Eastbound : J38 Margam to J37 Pyle : Road closed : Roadworks : Diversions in place : 04/10/25-22/11/25 0600 : Contraflow :
October 04, 2025
Description: M4 : Eastbound : J38 Margam to J37 Pyle : Road closed : Roadworks : Diversions in place : 04/10/25-22/11/25 0600 : Contraflow :, Start time: 04/10/2025 6:00 , End Date: 22/11/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 04/10/2025 6:00

A470 : Both directions : Wyeside Cottages : 29/09/25-14/11/25 0800-1700 : Emergency work : Temporary traffic lights :
September 29, 2025
Description: A470 : Both directions : Wyeside Cottages : 29/09/25-14/11/25 0800-1700 : Emergency work : Temporary traffic lights :, Start time: 29/09/2025 8:00 , End Date: 14/11/2025 17:00, Severity: Moderate, Source: Welsh Government, Last updated: 29/09/2025 8:00

A477 : Both directions : Pembroke Dock (A4139) : Roadworks : Temporary traffic lights : Delays possible : 08/09/25-28/11/25 0700-1900 :
September 10, 2025
Description: A477 : Both directions : Pembroke Dock (A4139) : Roadworks : Temporary traffic lights : Delays possible : 08/09/25-28/11/25 0700-1900 :, Start time: 08/09/2025 7:00 , End Date: 28/11/2025 19:00, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2025 8:29