December 18, 2019
A55 : Both directions : J12 Tal y Bont to J11 Llys y Gwynt - westbound / eastbound – Lane 1 (incl staggered closures on all slips at J11 and J12) 28/10/26-30/10/26 1900-0600 :
October 20, 2026
Description: A55 : Both directions : J12 Tal y Bont to J11 Llys y Gwynt - westbound / eastbound – Lane 1 (incl staggered closures on all slips at J11 and J12) 28/10/26-30/10/26 1900-0600 :, Start time: 28/10/2026 19:00 , End Date: 30/10/2026 6:00, Severity: Road closure, Source: Welsh Government,...
A40 : Southbound : Gibraltar Tunnels : Road closed : Contraflow via Northbound : 28/10/26-18/12/26 1900-0700 : Slow moving vehicles
October 15, 2026
Description: A40 : Southbound : Gibraltar Tunnels : Road closed : Contraflow via Northbound : 28/10/26-18/12/26 1900-0700 : Slow moving vehicles, Start time: 28/10/2026 19:00 , End Date: 18/12/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/10/2026 10:25
A40 : Both directions : Gibraltar Tunnels : 28/10/26-29/10/26 1900-0700 : Road closed : Diversions in place :
October 15, 2026
Description: A40 : Both directions : Gibraltar Tunnels : 28/10/26-29/10/26 1900-0700 : Road closed : Diversions in place :, Start time: 28/10/2026 19:00 , End Date: 29/10/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/10/2026 10:23
A55 : Both directions :J12 Tal y Bont to J14 Madryn Interchange - eastbound Lane 1. (incl staggered closures on all slips at J14 and J13) 27/10/26-28/10/26 1900-0600 :
October 20, 2026
Description: A55 : Both directions :J12 Tal y Bont to J14 Madryn Interchange - eastbound Lane 1. (incl staggered closures on all slips at J14 and J13) 27/10/26-28/10/26 1900-0600 :, Start time: 27/10/2026 19:00 , End Date: 28/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last...
M4 : Westbound : J35 Pencoed to J36 Sarn : Road closed : 27/10/26-30/10/26 2000-0600 : Diversions in place :
October 20, 2026
Description: M4 : Westbound : J35 Pencoed to J36 Sarn : Road closed : 27/10/26-30/10/26 2000-0600 : Diversions in place :, Start time: 27/10/2026 20:00 , End Date: 30/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 20/10/2026 9:10
A55 : Westbound : Penmaenbach Tunnel : Closed : Contraflow via Headland : Width limit 3.2m : 27/10/26-28/10/26 1900-0700 :
October 16, 2026
Description: A55 : Westbound : Penmaenbach Tunnel : Closed : Contraflow via Headland : Width limit 3.2m : 27/10/26-28/10/26 1900-0700 :, Start time: 27/10/2026 19:00 , End Date: 28/10/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 9:34
A55 : Both directions : J14 Madryn to J12 Tal y Bont - Westbound Lane 1 closure. (Staggered full closures on all slips at J14, J13 & Access to Farm on Westbound after J13) 26/10/26-27/10/26 1900-0600:
October 20, 2026
Description: A55 : Both directions : J14 Madryn to J12 Tal y Bont - Westbound Lane 1 closure. (Staggered full closures on all slips at J14, J13 & Access to Farm on Westbound after J13) 26/10/26-27/10/26 1900-0600:, Start time: 26/10/2026 19:00 , End Date: 27/10/2026 6:00, Severity: Road closure,...
A40 : Both directions : Llandovery : Roadworks : 1 lane closed : Delays 26/10/26-30/10/26 0830-1800 :
October 19, 2026
Description: A40 : Both directions : Llandovery : Roadworks : 1 lane closed : Delays 26/10/26-30/10/26 0830-1800 :, Start time: 26/10/2026 8:30 , End Date: 30/10/2026 18:00, Severity: Moderate, Source: Welsh Government, Last updated: 19/10/2026 9:55
A470 : Southbound : Cefn coed to Merthyr Tydfil : Roadworks : Road closed : Diversions in place 27/10/26-28/10/26 2000-0600 :
October 22, 2026
Description: A470 : Southbound : Cefn coed to Merthyr Tydfil : Roadworks : Road closed : Diversions in place 27/10/26-28/10/26 2000-0600 :, Start time: 27/10/2026 20:00 , End Date: 28/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 22/10/2026 11:01
A470 : Northbound : Merthyr Tydfil to Cefn coed : Roadworks : Road closed : Diversions in place : 23/10/26-24/10/26 2000-0600 :
October 19, 2026
Description: A470 : Northbound : Merthyr Tydfil to Cefn coed : Roadworks : Road closed : Diversions in place : 23/10/26-24/10/26 2000-0600 :, Start time: 23/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 15:08
A449 : Both directions : Usk to Raglan : 24/10/26-25/10/26 2200-0800 : Road closed : Diversions in place :
October 16, 2026
Description: A449 : Both directions : Usk to Raglan : 24/10/26-25/10/26 2200-0800 : Road closed : Diversions in place :, Start time: 24/10/2026 22:00 , End Date: 25/10/2026 8:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 17:37
A55 : Eastbound : Penmaenbach Headland : Closed : Contraflow via Tunnel : Width limit 3.2m : 24/10/26-26/10/26 1900-0700 :
October 16, 2026
Description: A55 : Eastbound : Penmaenbach Headland : Closed : Contraflow via Tunnel : Width limit 3.2m : 24/10/26-26/10/26 1900-0700 :, Start time: 24/10/2026 19:00 , End Date: 26/10/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 9:32
A55 : Eastbound : J26 St Asaph Business Park : Onslip closed : Offslip closed : Cyclic maintenance : 22/10/26-23/10/26 2000-0700 : Diversions in place :
October 17, 2026
Description: A55 : Eastbound : J26 St Asaph Business Park : Onslip closed : Offslip closed : Cyclic maintenance : 22/10/26-23/10/26 2000-0700 : Diversions in place :, Start time: 22/10/2026 20:00 , End Date: 23/10/2026 7:00, Severity: Road closure, Source: Welsh Government, Last updated:...
A465 : Eastbound : Hirwaun : Offslip closed : adverse weather conditions 23/10/26-24/10/26 2000-0600 : Diversions in place :
October 16, 2026
Description: A465 : Eastbound : Hirwaun : Offslip closed : adverse weather conditions 23/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 23/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 17:46
A40 : Southbound : Raglan Interchange : Offslip closed : 23/10/26-24/10/26 2000-0600 : Diversions in place :
October 16, 2026
Description: A40 : Southbound : Raglan Interchange : Offslip closed : 23/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 23/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 17:35
A465 : Westbound : Hirwaun : Offslip closed : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :
October 16, 2026
Description: A465 : Westbound : Hirwaun : Offslip closed : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :, Start time: 22/10/2026 20:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 17:45
A40 : Eastbound : Raglan Interchange : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :
October 16, 2026
Description: A40 : Eastbound : Raglan Interchange : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :, Start time: 22/10/2026 20:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 17:35
A470 : Northbound : Bridge Street Interchange : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :
October 16, 2026
Description: A470 : Northbound : Bridge Street Interchange : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :, Start time: 22/10/2026 20:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 17:32
M4 : Westbound : J43 Llandarcy : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :
October 16, 2026
Description: M4 : Westbound : J43 Llandarcy : Onslip closed : 22/10/26-23/10/26 2000-0600 : Diversions in place :, Start time: 22/10/2026 20:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/10/2026 11:49
M4 : Eastbound : J41 Pentyla/Baglan : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :
October 19, 2026
Description: M4 : Eastbound : J41 Pentyla/Baglan : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
M4 : Westbound : J39 Groes : Onslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :
October 19, 2026
Description: M4 : Westbound : J39 Groes : Onslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
M4 : Westbound : J38 Margam : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :
October 19, 2026
Description: M4 : Westbound : J38 Margam : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
M4 : Westbound : J24 Coldra to J28 Tredegar Park : Road closed : 19/10/26-23/10/26 2000-0600 : Diversions in place :
October 19, 2026
Description: M4 : Westbound : J24 Coldra to J28 Tredegar Park : Road closed : 19/10/26-23/10/26 2000-0600 : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
A5 : Both directions : Llangollen : Carriageway maintenance : Speed restrictions Temporary traffic lights : 22/10/26-01/11/26 1800-0600 :
October 16, 2026
Description: A5 : Both directions : Llangollen : Carriageway maintenance : Speed restrictions Temporary traffic lights : 22/10/26-01/11/26 1800-0600 :, Start time: 22/10/2026 18:00 , End Date: 01/11/2026 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 16/10/2026 9:24
M48 : Both directions : Dewstoe overbridge to Crick overbridge : 20/10/26-31/03/27 2000-0600 : Improvement work : Lane closed :
October 20, 2026
Description: M48 : Both directions : Dewstoe overbridge to Crick overbridge : 20/10/26-31/03/27 2000-0600 : Improvement work : Lane closed :, Start time: 20/10/2026 20:00 , End Date: 31/03/2027 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 20/10/2026 20:00
A483 : Both directions : Newtown to Welshpool : 19/10/26-18/11/26 2000-0600 : Improvement work : Closed : Diversions in place :
October 19, 2026
Description: A483 : Both directions : Newtown to Welshpool : 19/10/26-18/11/26 2000-0600 : Improvement work : Closed : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 18/11/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
A483 : Both directions : Abermule : 19/10/26-18/11/26 2000-0600 : Carriageway maintenance : Closed : Diversions in place :
October 19, 2026
Description: A483 : Both directions : Abermule : 19/10/26-18/11/26 2000-0600 : Carriageway maintenance : Closed : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 18/11/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
M4 : Eastbound : J35 Pencoed to J34 Miskin : 19/10/26-05/11/26 2000-0600 : Structural inspections : Closed : Diversions in place :
October 19, 2026
Description: M4 : Eastbound : J35 Pencoed to J34 Miskin : 19/10/26-05/11/26 2000-0600 : Structural inspections : Closed : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 05/11/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00
A494 : Eastbound : A55 J33B Ewloe to Ewloe : Roadworks : Road closed : Diversions in place : 11/10/26-23/10/26 1900-0600 :
October 11, 2026
Description: A494 : Eastbound : A55 J33B Ewloe to Ewloe : Roadworks : Road closed : Diversions in place : 11/10/26-23/10/26 1900-0600 :, Start time: 11/10/2026 19:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/10/2026 19:00
A4076 : Both directions : Steynton to A477 Interchange : Maintenance work : Road closed : 29/09/26-14/11/26 2000-0500 :
September 29, 2026
Description: A4076 : Both directions : Steynton to A477 Interchange : Maintenance work : Road closed : 29/09/26-14/11/26 2000-0500 :, Start time: 29/09/2026 20:00 , End Date: 14/11/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/09/2026 20:00
A494 : Both directions : Ruthin : Improvement work : STOP/GO in use : Delays possible : 28/09/26-23/10/26 0900-1200 :
September 28, 2026
Description: A494 : Both directions : Ruthin : Improvement work : STOP/GO in use : Delays possible : 28/09/26-23/10/26 0900-1200 :, Start time: 28/09/2026 9:00 , End Date: 23/10/2026 12:00, Severity: Moderate, Source: Welsh Government, Last updated: 28/09/2026 9:00
A40 : Both directions : Tarell Roundabout : 27/09/26-23/10/26 1900-0600 : A470 Resurfacing work : 1 lane closed :
September 27, 2026
Description: A40 : Both directions : Tarell Roundabout : 27/09/26-23/10/26 1900-0600 : A470 Resurfacing work : 1 lane closed :, Start time: 27/09/2026 19:00 , End Date: 23/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/09/2026 19:00
A470 : Both directions : Llanrwst : Resurfacing work : 10mph convoy : Temporary traffic lights : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :
September 07, 2026
Description: A470 : Both directions : Llanrwst : Resurfacing work : 10mph convoy : Temporary traffic lights : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :, Start time: 07/09/2026 7:00 , End Date: 24/10/2026 2:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/09/2026 7:00
A470 : Both directions : Llanrwst to A55 J19 Glan Conwy : Maenan : Resurfacing work : STOP/GO in use : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :
September 07, 2026
Description: A470 : Both directions : Llanrwst to A55 J19 Glan Conwy : Maenan : Resurfacing work : STOP/GO in use : Width limit 3.25m : 07/09/26-24/10/26 0700-0200 :, Start time: 07/09/2026 7:00 , End Date: 24/10/2026 2:00, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 7:00
