Live traffic alerts
A55 : Both directions : Britannia Bridge : Speed limit 30 mph : Due to high winds : Until further notice
Start 22/02/2026
End 24/02/2026
A470 : Southbound : Bridge street Interchange to Glyntaff : 23/02/26-24/02/26 1900-0100 : Resurfacing work : Closed : Diversions in place :
Start 23/02/2026
End 24/02/2026
M4 : Eastbound : J36 Sarn : 23/02/26-28/02/26 2000-0600 : Clearance work : Entry slip road closed : Diversions in place :
Start 23/02/2026
End 28/02/2026
M4 : Eastbound : J35 Pencoed : 23/02/26-28/02/26 2000-0600 : Clearance work : Exit slip road closed : Diversions in place :
Start 23/02/2026
End 28/02/2026
M4 : Eastbound : J30 Cardiff Gate : 23/02/26-26/02/26 2000-0600 : Cyclic maintenance : Onslip closed : Diversions in place :
Start 23/02/2026
End 26/02/2026
M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 23/02/26-24/02/26 2000-0600 : Surveys : Closed : Diversions in place :
Start 23/02/2026
End 24/02/2026
M4 : Westbound : J23A Magor : 23/02/26-26/02/26 2000-0600 : Carriageway maintenance : Entry slip road closed : Diversions in place :
Start 23/02/2026
End 26/02/2026
M4 : Eastbound : J23 Rogiet to J22 Pilning/Prince of Wales Bridge : 23/02/26-25/02/26 2000-0600 : Maintenance work : Closed : Diversions in place :
Start 23/02/2026
End 25/02/2026
A465 : Both directions :Hardwick to Mardy : 23/02/26-25/02/26 2000-0600 : Carriageway maintenance : Closed : Diversions in place :
Start 23/02/2026
End 25/02/2026
A449 : Southbound : Raglan to M4 J24 Coldra : 23/02/26-24/02/26 2000-0600 : Carriageway maintenance : Closed : Diversions in place :
Start 23/02/2026
End 24/02/2026
M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 23/02/26-24/02/26 2000-0600 : Resurfacing work : Closed : Diversions in place :
Start 23/02/2026
End 24/02/2026
A483 : Both directions : Rhosmaen Street : 23/02/26-27/02/26 2000-0630 : Improvement work : Closed : Diversions in place :
Start 23/02/2026
End 27/02/2026
A483 : Both directions : Ffairfach to Llandeilo : 23/02/26-28/02/26 1900-0200 : Emergency work : Closed : Diversions in place :
Start 23/02/2026
End 28/02/2026
A470 : Both directions : Mallwyd : Carriageway maintenance : Road closed : Diversions in place : 23/02/26-13/03/26 1900-0600 :
Start 23/02/2026
End 13/03/2026
A483 : Both directions : Rhosmaen Street, Llandeilo : Roadworks : Road closed : Diversions in place : 23/02/26-27/02/26 0800-0630 :
Start 23/02/2026
End 27/02/2026
A55 : Eastbound : J15A Penmaenmawr to J16 Puffin Roundabout : Resurfacing work : Road closed : Diversions in place : 22/02/26-24/02/26 2100-0600 :
Start 22/02/2026
End 24/02/2026
M4 : Eastbound : J38 Margam : 22/02/26-24/02/26 2000-0600 : Clearance work : Exit slip road closed : Diversions in place :
Start 22/02/2026
End 24/02/2026
M4 : Eastbound : J23A Magor : 22/02/26-23/02/26 2000-0600 : Clearance work : Offslip closed : Diversions in place :
Start 22/02/2026
End 23/02/2026
A55 : Westbound : J9 Treborth : 16/02/26-28/02/26 2000-0500 : Resurfacing work : Entry slip road closed : Diversions in place :
Start 16/02/2026
End 28/02/2026
M4 : Both directions : J37 Pyle to J42 Earlswood : Cyclic maintenance : 1 lane closed on M4 : Entry/Exit slip roads closed : Diversions in place : 25/01/26-01/04/26 2000-0600 :
Start 25/01/2026
End 01/04/2026
A487 : Both directions : Aberystwyth Commins Coch : Improvement work : Temporary traffic lights : 02/02/26-23/06/26 0900-1600 :
Start 02/02/2026
End 23/06/2026
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