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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700 archived incidents found
Filters applied: Region: cardiff • Status: Cleared
A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 2 days 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
A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 2 days ago
Description: A4232 : Northbound : A48 Interchange to M4 J33 Capel Llanilltern : Congestion : Delays possible :, Start time: 10/09/2026 14:30 , Expected end time: 10/09/2026 19:30, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2026 14:30
M4 : Eastbound : J33 Capel Llanilltern : Incident : Offslip : Broken down vehicle :
Cleared Roadworks Traffic WalesCleared 1 month 2 days ago
Description: M4 : Eastbound : J33 Capel Llanilltern : Incident : Offslip : Broken down vehicle :, Start time: 10/09/2026 10:28 , Expected end time: 10/09/2026 11:28, Severity: Slight, Source: Welsh Government, Last updated: 10/09/2026 10:28
M4 : Now clear : Eastbound : J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 2 days ago
Description: M4 : Now clear : Eastbound : J33 Capel Llanilltern, Start time: 10/09/2026 10:12 , Expected end time: 10/09/2026 9:52, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2026 10:12
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 2 days ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 10/09/2026 10:13 , Expected end time: 10/09/2026 9:52, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2026 10:13
A470 : Now clear : Southbound : Nantgarw to Coryton
Cleared Roadworks Traffic WalesCleared 1 month 2 days ago
Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 10/09/2026 10:13 , Expected end time: 10/09/2026 9:52, Severity: Moderate, Source: Welsh Government, Last updated: 10/09/2026 10:13
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 09/09/2026 17:49 , Expected end time: 09/09/2026 17:31, Severity: Moderate, Source: Welsh Government, Last updated: 09/09/2026 17:49
A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 09/09/2026 7:18 , Expected end time: 09/09/2026 11:18, Severity: Moderate, Source: Welsh Government, Last updated: 09/09/2026 7:18
M4 : Now clear : Westbound : J30 Cardiff Gate
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: M4 : Now clear : Westbound : J30 Cardiff Gate, Start time: 09/09/2026 9:11 , Expected end time: 09/09/2026 9:13, Severity: Moderate, Source: Welsh Government, Last updated: 09/09/2026 9:11
A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 09/09/2026 9:11 , Expected end time: 09/09/2026 9:09, Severity: Moderate, Source: Welsh Government, Last updated: 09/09/2026 9:11
M4 : Now clear : Eastbound : J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: M4 : Now clear : Eastbound : J33 Capel Llanilltern, Start time: 09/09/2026 9:11 , Expected end time: 09/09/2026 9:12, Severity: Moderate, Source: Welsh Government, Last updated: 09/09/2026 9:11
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 09/09/2026 9:11 , Expected end time: 09/09/2026 9:16, Severity: Moderate, Source: Welsh Government, Last updated: 09/09/2026 9:11
M4 : Northbound : J32 Coryton : Resurfacing work : Exit slip road closed : Diversions in place : 08/09/26-09/09/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 1 month 3 days ago
Description: M4 : Northbound : J32 Coryton : Resurfacing work : Exit slip road closed : Diversions in place : 08/09/26-09/09/26 2000-0600 :, Start time: 08/09/2026 20:00 , End Date: 09/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/09/2026 20:00
M4 : Eastbound : J32 Coryton : Congestion : offslip : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 4 days ago
Description: M4 : Eastbound : J32 Coryton : Congestion : offslip : Delays possible :, Start time: 08/09/2026 17:16 , Expected end time: 08/09/2026 20:15, Severity: Moderate, Source: Welsh Government, Last updated: 08/09/2026 17:16
A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 4 days ago
Description: A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :, Start time: 08/09/2026 16:45 , Expected end time: 08/09/2026 19:45, Severity: Moderate, Source: Welsh Government, Last updated: 08/09/2026 16:45
A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 4 days ago
Description: A470 : Southbound : Nantgarw to Coryton : Congestion : Delays possible :, Start time: 08/09/2026 9:24 , Expected end time: 08/09/2026 9:54, Severity: Moderate, Source: Welsh Government, Last updated: 08/09/2026 9:24
A4232 : Southbound : M4 J33 Capel Llanilltern to A48 Interchange : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 4 days ago
Description: A4232 : Southbound : M4 J33 Capel Llanilltern to A48 Interchange : Congestion : Delays possible :, Start time: 08/09/2026 8:19 , Expected end time: 08/09/2026 10:19, Severity: Moderate, Source: Welsh Government, Last updated: 08/09/2026 8:19
A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons
Cleared Roadworks Traffic WalesCleared 1 month 4 days ago
Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 08/09/2026 9:10 , Expected end time: 08/09/2026 9:15, Severity: Moderate, Source: Welsh Government, Last updated: 08/09/2026 9:10
M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible :
Cleared Roadworks Traffic WalesCleared 1 month 4 days ago
Description: M4 : Eastbound : J33 Capel Llanilltern : Congestion : offslip : Delays possible :, Start time: 08/09/2026 7:20 , Expected end time: 08/09/2026 10:19, Severity: Moderate, Source: Welsh Government, Last updated: 08/09/2026 7:20
A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 5 days ago
Description: A4232 : Now clear : Northbound : A48 Interchange to M4 J33 Capel Llanilltern, Start time: 07/09/2026 18:40 , Expected end time: 07/09/2026 17:39, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 18:40
A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons
Cleared Roadworks Traffic WalesCleared 1 month 5 days ago
Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 07/09/2026 14:35 , Expected end time: 07/09/2026 14:18, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 14:35
A470 : Now clear : Southbound : Nantgarw to Coryton
Cleared Roadworks Traffic WalesCleared 1 month 5 days ago
Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 07/09/2026 9:27 , Expected end time: 07/09/2026 9:18, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 9:27
A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons
Cleared Roadworks Traffic WalesCleared 1 month 5 days ago
Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 07/09/2026 8:34 , Expected end time: 07/09/2026 8:32, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 8:34
M4 : Now clear : Eastbound : J33 Capel Llanilltern
Cleared Roadworks Traffic WalesCleared 1 month 5 days ago
Description: M4 : Now clear : Eastbound : J33 Capel Llanilltern, Start time: 07/09/2026 8:34 , Expected end time: 07/09/2026 8:28, Severity: Moderate, Source: Welsh Government, Last updated: 07/09/2026 8:34
A470 : Northbound : Taff's Well : 17/08/26-07/09/26 2000-0600 : Improvement work : Entry slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 1 month 5 days ago
Description: A470 : Northbound : Taff's Well : 17/08/26-07/09/26 2000-0600 : Improvement work : Entry slip road closed : Diversions in place :, Start time: 17/08/2026 20:00 , End Date: 07/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/08/2026 20:00
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