December 18, 2019
A55 : Eastbound : J7 Gaerwen : Offslip closed : Onslip closed : 15/05/26-16/05/26 1900-0600 : Diversions in place :
May 08, 2026
Description: A55 : Eastbound : J7 Gaerwen : Offslip closed : Onslip closed : 15/05/26-16/05/26 1900-0600 : Diversions in place :, Start time: 15/05/2026 19:00 , End Date: 16/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 15:04
A494 : Eastbound : A55 J33B Ewloe : Onslip closed : 13/05/26-14/05/26 2030-0700 : Diversions in place :
May 08, 2026
Description: A494 : Eastbound : A55 J33B Ewloe : Onslip closed : 13/05/26-14/05/26 2030-0700 : Diversions in place :, Start time: 13/05/2026 20:30 , End Date: 14/05/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 16:21
A494 : Westbound : A55 J33B Ewloe : Offslip closed : 14/05/26-15/05/26 1900-0600 : Diversions in place :
May 08, 2026
Description: A494 : Westbound : A55 J33B Ewloe : Offslip closed : 14/05/26-15/05/26 1900-0600 : Diversions in place :, Start time: 14/05/2026 19:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 16:20
A55 : Westbound : J34 Ewloe Loop : Offslip closed : 12/05/26-13/05/26 1930-0600 : Diversions in place :
May 08, 2026
Description: A55 : Westbound : J34 Ewloe Loop : Offslip closed : 12/05/26-13/05/26 1930-0600 : Diversions in place :, Start time: 12/05/2026 19:30 , End Date: 13/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 15:06
M4 : Eastbound : J28 Tredegar Park to J24 Coldra : Road closed : 13/05/26-15/05/26 2000-0600 : Diversions in place :
May 08, 2026
Description: M4 : Eastbound : J28 Tredegar Park to J24 Coldra : Road closed : 13/05/26-15/05/26 2000-0600 : Diversions in place :, Start time: 13/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 11:02
M4 : Eastbound : J26 Malpas : Onslip closed : 11/05/26-15/05/26 2000-0600 :
May 08, 2026
Description: M4 : Eastbound : J26 Malpas : Onslip closed : 11/05/26-15/05/26 2000-0600 :, Start time: 11/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:59
M4 : Westbound : J24 Coldra to J28 Tredegar Park : Road closed : 11/05/26-13/05/26 2000-0600 : Diversions in place :
May 08, 2026
Description: M4 : Westbound : J24 Coldra to J28 Tredegar Park : Road closed : 11/05/26-13/05/26 2000-0600 : Diversions in place :, Start time: 11/05/2026 20:00 , End Date: 13/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 11:02
A470 : Southbound : Upper Boat to Nantgarw : Road closed : 14/05/26-15/05/26 2000-0600 : Diversions in place :
May 08, 2026
Description: A470 : Southbound : Upper Boat to Nantgarw : Road closed : 14/05/26-15/05/26 2000-0600 : Diversions in place :, Start time: 14/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:57
A470 : Northbound : Upper Boat : Onslip closed : 12/05/26-13/05/26 1930-0500 : Diversions in place :
May 08, 2026
Description: A470 : Northbound : Upper Boat : Onslip closed : 12/05/26-13/05/26 1930-0500 : Diversions in place :, Start time: 12/05/2026 19:30 , End Date: 13/05/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:56
A470 : Northbound : Taff's Well to Nantgarw : Road closed : 11/05/26-23/05/26 2000-0600 : Diversions in place :
May 08, 2026
Description: A470 : Northbound : Taff's Well to Nantgarw : Road closed : 11/05/26-23/05/26 2000-0600 : Diversions in place :, Start time: 11/05/2026 20:00 , End Date: 23/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:55
A465 : Southbound : Aberdulais : Offslip closed : Onslip closed : 14/05/26-15/05/26 1900-0000 : Diversions in place :
May 08, 2026
Description: A465 : Southbound : Aberdulais : Offslip closed : Onslip closed : 14/05/26-15/05/26 1900-0000 : Diversions in place :, Start time: 14/05/2026 19:00 , End Date: 15/05/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 10:53
M4 : Eastbound : J35 Pencoed : 06/05/26-12/05/26 2000-0600 : offslip : Closed :
May 06, 2026
Description: M4 : Eastbound : J35 Pencoed : 06/05/26-12/05/26 2000-0600 : offslip : Closed :, Start time: 06/05/2026 20:00 , End Date: 12/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/05/2026 20:00
A470 : Both directions : Llanidloes : 08/05/26-11/05/26 2300-0500 : Level Crossing Improvement work : Road closed : Local diversions in place
May 09, 2026
Description: A470 : Both directions : Llanidloes : 08/05/26-11/05/26 2300-0500 : Level Crossing Improvement work : Road closed : Local diversions in place, Start time: 08/05/2026 23:00 , End Date: 11/05/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2026 4:25
A40 : Both directions : Crickhowell : 11/05/26-18/05/26 1900-0700 :
May 05, 2026
Description: A40 : Both directions : Crickhowell : 11/05/26-18/05/26 1900-0700 :, Start time: 11/05/2026 19:00 , End Date: 18/05/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/05/2026 8:10
A55 : Westbound : Pen-y-Clip : tunnel Contraflow : Width limit 3.2m : Slow moving vehicles : 11/05/26-14/05/26 1900-0700 :
May 04, 2026
Description: A55 : Westbound : Pen-y-Clip : tunnel Contraflow : Width limit 3.2m : Slow moving vehicles : 11/05/26-14/05/26 1900-0700 :, Start time: 11/05/2026 19:00 , End Date: 14/05/2026 7:00, Severity: Moderate, Source: Welsh Government, Last updated: 04/05/2026 16:42
M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : Road closed : 09/05/26-11/05/26 2000-0600 : Diversions in place :
May 09, 2026
Description: M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : Road closed : 09/05/26-11/05/26 2000-0600 : Diversions in place :, Start time: 09/05/2026 20:00 , End Date: 11/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/05/2026 20:00
A489 : Both directions : Caersws : Moat Lane level crossing : Road closed : Diversions in place : 08/05/26-11/05/26 2330-0500 :
May 09, 2026
Description: A489 : Both directions : Caersws : Moat Lane level crossing : Road closed : Diversions in place : 08/05/26-11/05/26 2330-0500 :, Start time: 08/05/2026 23:30 , End Date: 11/05/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/05/2026 23:30
A40 : Both directions : Crickhowell : Roadworks : 04/05/26-11/05/26 1900-0700 :
May 04, 2026
Description: A40 : Both directions : Crickhowell : Roadworks : 04/05/26-11/05/26 1900-0700 :, Start time: 04/05/2026 19:00 , End Date: 11/05/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 04/05/2026 19:00
M4 : Eastbound : M4 St Julians Viaduct : 27/04/26-30/11/26 0600 :
April 27, 2026
Description: M4 : Eastbound : M4 St Julians Viaduct : 27/04/26-30/11/26 0600 :, Start time: 27/04/2026 6:00 , End Date: 30/11/2026 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 27/04/2026 6:00
A40 : Eastbound : Monmouth Dixton R/bout to Servicebridge : 14/04/26-30/06/26 0600 : Contraflow :
April 14, 2026
Description: A40 : Eastbound : Monmouth Dixton R/bout to Servicebridge : 14/04/26-30/06/26 0600 : Contraflow :, Start time: 14/04/2026 6:00 , End Date: 30/06/2026 6:00, Severity: Severe, Source: Welsh Government, Last updated: 14/04/2026 6:00
A40 : Eastbound : Westbound : Abergavenny Hardwick R/bout to Abergavenny : 04/03/26-25/06/26 0930-1530 : Roadworks : STOP/GO in use :
April 03, 2026
Description: A40 : Eastbound : Westbound : Abergavenny Hardwick R/bout to Abergavenny : 04/03/26-25/06/26 0930-1530 : Roadworks : STOP/GO in use :, Start time: 04/03/2026 9:30 , End Date: 25/06/2026 15:30, Severity: Moderate, Source: Welsh Government, Last updated: 03/04/2026 11:10
A487 : Both directions : Aberystwyth Commins Coch : Improvement work : Temporary traffic lights : 02/02/26-23/06/26 0900-1600 :
February 02, 2026
Description: A487 : Both directions : Aberystwyth Commins Coch : Improvement work : Temporary traffic lights : 02/02/26-23/06/26 0900-1600 :, Start time: 02/02/2026 9:00 , End Date: 23/06/2026 16:00, Severity: Moderate, Source: Welsh Government, Last updated: 02/02/2026 9:00
