Live traffic alerts M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible : Start 22/10/2025 End 22/10/2025 M4 : Westbound : J32 Coryton : Congestion : offslip : Delays possible : Start 22/10/2025 End 22/10/2025 A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible : Start 22/10/2025 End 22/10/2025 A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible : Start 22/10/2025 End 22/10/2025 M4 : Eastbound : J32 Coryton : offslip : Congestion : Delays possible : Start 22/10/2025 End 22/10/2025 A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible : Start 22/10/2025 End 22/10/2025 M4 : Westbound : J24 Coldra to J26 Malpas : Congestion : Delays possible : Start 22/10/2025 End 22/10/2025 M48 : Both directions : Severn Bridge : 7.5t weight restriction for heavy goods vehicles from 27/05/25-until further notice Start 27/05/2025 End 23/05/2026 M4 : Westbound : J24 Coldra to J26 Malpas : Roadworks : Closed : Diversions in place : 20/10/25-24/10/25 2000-0600 : Start 20/10/2025 End 24/10/2025 M4 : Westbound : J36 Sarn : Roadworks : Offslip closed : Diversions in place : 22/10/25-01/11/25 2000-0600 : Start 22/10/2025 End 01/11/2025 A479 : Both directions : Talgarth to Cwmdu : Cyclic maintenance : Road closed : Diversions in place : 21/10/25-23/10/25 0800-1530 : Start 21/10/2025 End 23/10/2025 A40 : Both directions : Llanddewi Velfry to New A40 Roundabout (Redstone Cross improvements) : Resurfacing work : Closed : Diversions in place : 20/10/25-25/10/25 2100-0600 : Start 20/10/2025 End 25/10/2025 M4 : Westbound : J32 Coryton : Roadworks : Onslip closed : Diversions in place : 20/10/25-25/10/25 2000-0600 : Start 20/10/2025 End 25/10/2025 A48 : Both directions : Llanddarog Exit to Pensarn Roundabout : Roadworks : Closed : Diversions in place : 20/10/25-24/10/25 2000-0600 : Start 20/10/2025 End 24/10/2025 A40 : Both directions : Arnolds Hill : Carriageway maintenance : Road closed : Diversions in place : 13/10/25-31/10/25 1900-0700 : Start 13/10/2025 End 31/10/2025 M4 : Eastbound : J38 Margam to J37 Pyle : Road closed : Roadworks : Diversions in place : 04/10/25-22/11/25 0600 : Contraflow : Start 04/10/2025 End 22/11/2025 A55 : Westbound : J14 Madryn to J12 Tal-y-bont : Carriageway maintenance : 1 lane closed : 20/10/25-24/10/25 1900-0600 : Start 20/10/2025 End 24/10/2025 A477 : Both directions : Llanteg : Resurfacing work : Temporary traffic lights : Slow traffic : 20/10/25-12/12/25 0800-1700 : Start 20/10/2025 End 12/12/2025 A487 : Both directions : Llanrhystyd Bridge : Structural inspections : Temporary traffic lights : 06/10/25-24/10/25 0900-1600 : Delays possible : Start 06/10/2025 End 24/10/2025 A470 : Both directions : Cemmaes Road : Electrical work : Temporary traffic lights : Delays possible : 06/10/25-24/10/25 : 24hrs Start 06/10/2025 End 24/10/2025 A470 : Both directions : Wyeside Cottages : 29/09/25-14/11/25 0800-1700 : Emergency work : Temporary traffic lights : Start 29/09/2025 End 14/11/2025 A477 : Both directions : Pembroke Dock (A4139) : Roadworks : Temporary traffic lights : Delays possible : 08/09/25-28/11/25 0700-1900 : Start 08/09/2025 End 28/11/2025 OF View more live traffic alerts Latest videos What to do if you think your vehicle is on fire in or near a tunnel? | Tunnel Safety Tips Beth i'w wneud os ydych chi'n meddwl bod eich cerbyd ar dân y tu allan neu tu mewn i dwnnel Bod yn brentis gyda'r Asiant Cefnffyrdd De Cymru Meet the South Wales Trunk Road Agent's Apprentices – Building the Future of Wales’ Roads View all videos on YouTube Featured News Keeping Wales Moving in 2024: A Year in Review 27 January 2025 News View all news What’s happening on the roads Search for cameras Search Use current location CCTV cameras
