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.
Move Insights
Thinking of moving to this area?
Check flood risk, planning history, EPC ratings and more with a Move Insights property report.
699 archived incidents found
Filters applied: Region: cardiff • Status: Cleared
A470 : Now clear : Southbound : Nantgarw to Coryton
Cleared Roadworks Traffic WalesCleared 3 weeks 4 days ago
Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 17/09/2026 8:54 , Expected end time: 17/09/2026 8:59, Severity: Moderate, Source: Welsh Government, Last updated: 17/09/2026 8:54
M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Incident : Accident : Lanes closed : Delays
Cleared Roadworks Traffic WalesCleared 3 weeks 4 days ago
Description: M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Incident : Accident : Lanes closed : Delays, Start time: 16/09/2026 18:21 , Expected end time: 16/09/2026 20:21, Severity: Moderate, Source: Welsh Government, Last updated: 16/09/2026 18:21
A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 3 weeks 4 days ago
Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 16/09/2026 18:40 , Expected end time: 16/09/2026 17:36, Severity: Moderate, Source: Welsh Government, Last updated: 16/09/2026 18:40
A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 3 weeks 5 days ago
Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 16/09/2026 6:59 , Expected end time: 16/09/2026 10:59, Severity: Moderate, Source: Welsh Government, Last updated: 16/09/2026 6:59
A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 3 weeks 5 days ago
Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 16/09/2026 10:20 , Expected end time: 16/09/2026 9:19, Severity: Moderate, Source: Welsh Government, Last updated: 16/09/2026 10:20
A470 : Now clear : Southbound : Taff's Well to Coryton
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: A470 : Now clear : Southbound : Taff's Well to Coryton, Start time: 15/09/2026 11:00 , Expected end time: 15/09/2026 9:58, Severity: Moderate, Source: Welsh Government, Last updated: 15/09/2026 11:00
A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 15/09/2026 9:31 , Expected end time: 15/09/2026 9:27, Severity: Moderate, Source: Welsh Government, Last updated: 15/09/2026 9:31
A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to A48 Interchange
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to A48 Interchange, Start time: 15/09/2026 9:22 , Expected end time: 15/09/2026 9:21, Severity: Moderate, Source: Welsh Government, Last updated: 15/09/2026 9:22
M4 : Now clear : Eastbound : J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: M4 : Now clear : Eastbound : J33 Capel Llanilltern, Start time: 15/09/2026 9:22 , Expected end time: 15/09/2026 9:21, Severity: Moderate, Source: Welsh Government, Last updated: 15/09/2026 9:22
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 15/09/2026 9:21 , Expected end time: 15/09/2026 9:21, Severity: Moderate, Source: Welsh Government, Last updated: 15/09/2026 9:21
A470 : Westbound : Coryton : 14/09/26-15/09/26 2000-0600 : Resurfacing work : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: A470 : Westbound : Coryton : 14/09/26-15/09/26 2000-0600 : Resurfacing work : Closed : Diversions in place :, Start time: 14/09/2026 20:00 , End Date: 15/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/09/2026 20:00
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 3 weeks 6 days ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 14/09/2026 18:04 , Expected end time: 14/09/2026 18:00, Severity: Moderate, Source: Welsh Government, Last updated: 14/09/2026 18:04
A470 : Now clear : Southbound : Nantgarw to Coryton
Cleared Roadworks Traffic WalesCleared 4 weeks 5 hours ago
Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 14/09/2026 10:50 , Expected end time: 14/09/2026 9:46, Severity: Moderate, Source: Welsh Government, Last updated: 14/09/2026 10:50
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 4 weeks 7 hours ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 14/09/2026 9:23 , Expected end time: 14/09/2026 9:06, Severity: Moderate, Source: Welsh Government, Last updated: 14/09/2026 9:23
M4 : Now clear : Eastbound : J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 4 weeks 7 hours ago
Description: M4 : Now clear : Eastbound : J33 Capel Llanilltern, Start time: 14/09/2026 9:23 , Expected end time: 14/09/2026 8:58, Severity: Moderate, Source: Welsh Government, Last updated: 14/09/2026 9:23
A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to A48 Interchange
Cleared Roadworks Traffic WalesCleared 4 weeks 7 hours ago
Description: A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to A48 Interchange, Start time: 14/09/2026 8:53 , Expected end time: 14/09/2026 8:53, Severity: Moderate, Source: Welsh Government, Last updated: 14/09/2026 8:53
A4232 : Now clear : Both directions : M4 J33 Capel Llanilltern to St Fagans
Cleared Roadworks Traffic WalesCleared 4 weeks 1 day ago
Description: A4232 : Now clear : Both directions : M4 J33 Capel Llanilltern to St Fagans, Start time: 13/09/2026 15:25 , Expected end time: 13/09/2026 14:22, Severity: Moderate, Source: Welsh Government, Last updated: 13/09/2026 15:25
A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 4 weeks 1 day ago
Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 12/09/2026 16:59 , Expected end time: 12/09/2026 18:59, Severity: Moderate, Source: Welsh Government, Last updated: 12/09/2026 16:59
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 1 hour ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 12/09/2026 15:20 , Expected end time: 12/09/2026 14:17, Severity: Moderate, Source: Welsh Government, Last updated: 12/09/2026 15:20
A4232 : Southbound : M4 J33 Capel Llanilltern to St Fagans : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 1 hour ago
Description: A4232 : Southbound : M4 J33 Capel Llanilltern to St Fagans : Congestion : Delays possible :, Start time: 12/09/2026 10:59 , Expected end time: 12/09/2026 14:58, Severity: Moderate, Source: Welsh Government, Last updated: 12/09/2026 10:59
M4 : Westbound : J32 Coryton : Resurfacing work : Entry slip road closed : Diversion : 11/09/26-12/09/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 1 month 10 hours ago
Description: M4 : Westbound : J32 Coryton : Resurfacing work : Entry slip road closed : Diversion : 11/09/26-12/09/26 2000-0600 :, Start time: 11/09/2026 20:00 , End Date: 12/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/09/2026 20:00
A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 18 hours ago
Description: A4232 : Now clear : Northbound : St Fagans to M4 J33 Capel Llanilltern, Start time: 11/09/2026 21:35 , Expected end time: 11/09/2026 20:32, Severity: Moderate, Source: Welsh Government, Last updated: 11/09/2026 21:35
A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 1 day ago
Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 11/09/2026 7:09 , Expected end time: 11/09/2026 10:09, Severity: Moderate, Source: Welsh Government, Last updated: 11/09/2026 7:09
M4 : Westbound : J32 Coryton to J34 Miskin : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 1 day ago
Description: M4 : Westbound : J32 Coryton to J34 Miskin : Congestion : Delays possible :, Start time: 10/09/2026 17:52 , Expected end time: 10/09/2026 20:52, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2026 17:52
A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 1 day ago
Description: A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :, Start time: 10/09/2026 15:53 , Expected end time: 10/09/2026 19:53, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2026 15:53
Looking for live updates?
Return to the live incident feed for in-progress closures, or combine archive trends with CrashView reports to brief stakeholders.