Live traffic alerts 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 A40 : Both directions : Llanddewi Velfry to Penblewin : Resurfacing work : Road closed : Diversions in place : 29/09/25-04/10/25 2000-0600 : Start 29/09/2025 End 04/10/2025 M4 : Eastbound : J43 Llandarcy to J42 Earlswood : Road closed : Retaining wall works : Diversions in place : 02/10/25-04/10/25 2000-0600 : Start 02/10/2025 End 04/10/2025 A48 : Westbound : Port Talbot to Briton Ferry : Construction work : Diversions in place : 02/10/25-03/10/25 2000-0600 : Start 02/10/2025 End 03/10/2025 M4 : Westbound : J40 Taibach : Offslip closed : Electrical work : Diversions in place : 01/10/25-02/10/25 2000-0600 : Start 01/10/2025 End 02/10/2025 M4 : Westbound : J33 Capel Llanilltern : Offslip closed : Environmental work : Diversions in place : 01/10/25-03/10/25 2000-0600 : Start 01/10/2025 End 03/10/2025 A470 : Northbound : Taff's Well to Nantgarw : Surveys : Diversions in place : 01/10/25-02/10/25 2000-0600 : Start 01/10/2025 End 02/10/2025 M4 : Westbound : J33 Capel Llanilltern : Onslip closed : and roundabout Diversions in place : 01/10/25-02/10/25 2000-0600 : Start 01/10/2025 End 02/10/2025 A465 : Westbound : Rassau to Tredegar : Onslip closed : Diversions in place : 30/09/25-02/10/25 2000-0600 : Start 30/09/2025 End 02/10/2025 M4 : Westbound : J37 Pyle : Onslip closed : Structural inspections : Diversions in place : 29/09/25-04/10/25 2000-0600 : Start 29/09/2025 End 04/10/2025 A55 : Westbound : J9 Treborth : Resurfacing work : Offslip closed and Onslip closed : Diversions in place : 29/09/25-04/10/25 1900-0600 : Start 29/09/2025 End 04/10/2025 A483 : Both directions : Newtown to Llaithdu Junction : 29/09/25-03/10/25 0900-1515 : Cyclic maintenance : Closed : Diversions in place : Start 29/09/2025 End 03/10/2025 A487 : Both directions : Dinas Cross to Felindre Farchog : Roadworks : Road closed : Diversions in place : 22/09/25-04/10/25 0930-1530 : Start 22/09/2025 End 04/10/2025 M4 : Westbound : J24 Coldra to J26 Malpas : Road closed : Roadworks : Diversions in place : 20/09/25-10/10/25 2000-0600 : Start 20/09/2025 End 10/10/2025 A465 : Eastbound : Resolven to Cwmgwrach : Roadworks : Closed : Weeknights only Monday to Friday : Diversions in place : 08/09/25-11/10/25 2000-0600 : Start 08/09/2025 End 11/10/2025 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