Road closure archive
Search previously cleared incidents, planned works and cancelled closures. Use precise date ranges or focus on a particular corridor to understand how the network has been disrupted recently.
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366 archived incidents found
Filters applied: Region: cardiff • Status: Cleared
A470 : Now clear : Southbound : Taff's Well to Coryton Interchange
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Now clear : Southbound : Taff's Well to Coryton Interchange, Start time: 09/06/2026 18:27 , Expected end time: 09/06/2026 18:13, Severity: Moderate, Source: Welsh Government, Last updated: 09/06/2026 18:27
A470 : Now clear : Northbound : Coryton to Nantgarw
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Now clear : Northbound : Coryton to Nantgarw, Start time: 09/06/2026 18:27 , Expected end time: 09/06/2026 18:13, Severity: Moderate, Source: Welsh Government, Last updated: 09/06/2026 18:27
A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 09/06/2026 10:15 , Expected end time: 09/06/2026 9:10, Severity: Moderate, Source: Welsh Government, Last updated: 09/06/2026 10:15
A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 09/06/2026 10:10 , Expected end time: 09/06/2026 9:05, Severity: Moderate, Source: Welsh Government, Last updated: 09/06/2026 10:10
M4 : Eastbound : J32 Coryton to J30 Cardiff Gate : 08/06/26-09/06/26 2000-0500 : Roadworks : Closed :
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: M4 : Eastbound : J32 Coryton to J30 Cardiff Gate : 08/06/26-09/06/26 2000-0500 : Roadworks : Closed :, Start time: 08/06/2026 20:00 , End Date: 09/06/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/06/2026 20:00
A470 : Now clear : Southbound : Nantgarw to Taff's Well
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Now clear : Southbound : Nantgarw to Taff's Well, Start time: 08/06/2026 9:37 , Expected end time: 08/06/2026 9:32, Severity: Moderate, Source: Welsh Government, Last updated: 08/06/2026 9:37
A470 : Southbound : Nantgarw to Taff's Well : 18/05/26-06/06/26 2000-0600 : Roadworks : Closed :
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Southbound : Nantgarw to Taff's Well : 18/05/26-06/06/26 2000-0600 : Roadworks : Closed :, Start time: 18/05/2026 20:00 , End Date: 06/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/05/2026 16:07
A470 : Southbound : Nantgarw to Taff's Well : Carriageway maintenance : Road closed : Diversions in place : 18/05/26-06/06/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Southbound : Nantgarw to Taff's Well : Carriageway maintenance : Road closed : Diversions in place : 18/05/26-06/06/26 2000-0600 :, Start time: 18/05/2026 20:00 , End Date: 06/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/05/2026 20:00
A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 05/06/2026 7:41 , Expected end time: 05/06/2026 9:30, Severity: Moderate, Source: Welsh Government, Last updated: 05/06/2026 7:41
A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 3 weeks ago
Description: A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :, Start time: 04/06/2026 16:41 , Expected end time: 04/06/2026 19:00, Severity: Moderate, Source: Welsh Government, Last updated: 04/06/2026 16:41
A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to A48 Interchange
Cleared Roadworks Traffic WalesCleared 1 month 4 weeks ago
Description: A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to A48 Interchange, Start time: 03/06/2026 9:04 , Expected end time: 03/06/2026 9:09, Severity: Moderate, Source: Welsh Government, Last updated: 03/06/2026 9:04
M4 : Now clear : Westbound : J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 4 weeks ago
Description: M4 : Now clear : Westbound : J33 Capel Llanilltern, Start time: 03/06/2026 8:59 , Expected end time: 03/06/2026 9:04, Severity: Moderate, Source: Welsh Government, Last updated: 03/06/2026 8:59
A470 : Now clear : Northbound : Coryton to Upper Boat
Cleared Roadworks Traffic WalesCleared 1 month 4 weeks ago
Description: A470 : Now clear : Northbound : Coryton to Upper Boat, Start time: 02/06/2026 18:00 , Expected end time: 02/06/2026 18:05, Severity: Moderate, Source: Welsh Government, Last updated: 02/06/2026 18:00
M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : 30/05/26-01/06/26 2000-0600 : Roadworks : Closed :
Cleared Roadworks Traffic WalesCleared 2 months 7 hours ago
Description: M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : 30/05/26-01/06/26 2000-0600 : Roadworks : Closed :, Start time: 30/05/2026 20:00 , End Date: 01/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/05/2026 20:00
M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : Roadworks : Road closed : Diversions in place : 30/05/26-01/06/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 2 months 7 hours ago
Description: M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : Roadworks : Road closed : Diversions in place : 30/05/26-01/06/26 2000-0600 :, Start time: 30/05/2026 20:00 , End Date: 01/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 30/05/2026 20:00
M4 : Now clear : Westbound : J29 Castleton to J30 Cardiff Gate
Cleared Roadworks Traffic WalesCleared 2 months 2 days ago
Description: M4 : Now clear : Westbound : J29 Castleton to J30 Cardiff Gate, Start time: 30/05/2026 7:38 , Expected end time: 30/05/2026 7:43, Severity: Moderate, Source: Welsh Government, Last updated: 30/05/2026 7:38
A470 : Westbound : Taff's Well : Roadworks : Entry slip road closed : Diversions in place : 26/05/26-30/05/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 2 months 2 days ago
Description: A470 : Westbound : Taff's Well : Roadworks : Entry slip road closed : Diversions in place : 26/05/26-30/05/26 2000-0600 :, Start time: 26/05/2026 20:00 , End Date: 30/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 26/05/2026 20:00
M4 : Both directions : J33 Capel Llanilltern : Incident :
Cleared Roadworks Traffic WalesCleared 2 months 2 days ago
Description: M4 : Both directions : J33 Capel Llanilltern : Incident :, Start time: 29/05/2026 17:42 , Expected end time: 30/05/2026 1:42, Severity: Slight, Source: Welsh Government, Last updated: 29/05/2026 17:42
A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion :
Cleared Roadworks Traffic WalesCleared 2 months 2 days ago
Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion :, Start time: 29/05/2026 13:30 , Expected end time: 30/05/2026 1:30, Severity: Moderate, Source: Welsh Government, Last updated: 29/05/2026 13:30
A4232 : Northbound : St Fagans to M4 J33 Capel Llanilltern : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 2 months 3 days ago
Description: A4232 : Northbound : St Fagans to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 28/05/2026 13:52 , Expected end time: 28/05/2026 15:52, Severity: Moderate, Source: Welsh Government, Last updated: 28/05/2026 13:52
M4 : Eastbound : J32 Coryton : Roadworks : Exit slip road closed : Diversions in place : 27/05/26-28/05/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 2 months 4 days ago
Description: M4 : Eastbound : J32 Coryton : Roadworks : Exit slip road closed : Diversions in place : 27/05/26-28/05/26 2000-0600 :, Start time: 27/05/2026 20:00 , End Date: 28/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/05/2026 20:00
A470 : Now clear : Southbound : Taff's Well to Coryton
Cleared Roadworks Traffic WalesCleared 2 months 6 days ago
Description: A470 : Now clear : Southbound : Taff's Well to Coryton, Start time: 26/05/2026 8:08 , Expected end time: 26/05/2026 8:13, Severity: Moderate, Source: Welsh Government, Last updated: 26/05/2026 8:08
A470 : Northbound : Taff's Well to Nantgarw : Road closed : 11/05/26-23/05/26 2000-0600 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 2 months 1 week ago
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: 11/05/2026 20:00
M4 : Eastbound : J32 Coryton : Congestion :
Cleared Roadworks Traffic WalesCleared 2 months 1 week ago
Description: M4 : Eastbound : J32 Coryton : Congestion :, Start time: 21/05/2026 16:03 , Expected end time: 21/05/2026 21:03, Severity: Moderate, Source: Welsh Government, Last updated: 21/05/2026 16:03
A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 2 months 1 week ago
Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 21/05/2026 7:25 , Expected end time: 21/05/2026 9:25, Severity: Moderate, Source: Welsh Government, Last updated: 21/05/2026 7:25
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