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

M4 : Eastbound : J32 Coryton : Offslip closed : 17/03/26-18/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 2 weeks ago

Started Start time TBC Ended 18 Mar 2026, 06:05

Description: M4 : Eastbound : J32 Coryton : Offslip closed : 17/03/26-18/03/26 2000-0600 :, Start time: 17/03/2026 20:00 , End Date: 18/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/03/2026 20:00

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A4232 : Now clear : Northbound : A48 Interchange

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 2 weeks ago

Started Start time TBC Ended 14 Mar 2026, 16:45

Description: A4232 : Now clear : Northbound : A48 Interchange, Start time: 14/03/2026 15:19 , Expected end time: 14/03/2026 15:24, Severity: Severe, Source: Welsh Government, Last updated: 14/03/2026 15:19

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A470 : Northbound : Taff's Well : Resurfacing work : Entry slip road closed : Diversions in place : 08/03/26-14/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 2 weeks ago

Started Start time TBC Ended 14 Mar 2026, 06:05

Description: A470 : Northbound : Taff's Well : Resurfacing work : Entry slip road closed : Diversions in place : 08/03/26-14/03/26 2000-0600 :, Start time: 08/03/2026 20:00 , End Date: 14/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/03/2026 20:00

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A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to St Fagans

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 2 weeks ago

Started Start time TBC Ended 12 Mar 2026, 09:30

Description: A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to St Fagans, Start time: 12/03/2026 9:04 , Expected end time: 12/03/2026 9:09, Severity: Moderate, Source: Welsh Government, Last updated: 12/03/2026 9:04

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A48M : Eastbound : M4 J29A St Mellons to M4 J29 Castleton : Roadworks : Road closed : Diversions in place : 09/03/26-12/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 2 weeks ago

Started Start time TBC Ended 12 Mar 2026, 06:05

Description: A48M : Eastbound : M4 J29A St Mellons to M4 J29 Castleton : Roadworks : Road closed : Diversions in place : 09/03/26-12/03/26 2000-0600 :, Start time: 09/03/2026 20:00 , End Date: 12/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/03/2026 20:00

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A470 : Southbound : Nantgarw to Taff's Well : Roadworks : Road closed : Diversions in place : 11/03/26-12/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 2 weeks ago

Started Start time TBC Ended 12 Mar 2026, 06:05

Description: A470 : Southbound : Nantgarw to Taff's Well : Roadworks : Road closed : Diversions in place : 11/03/26-12/03/26 2000-0600 :, Start time: 11/03/2026 20:00 , End Date: 12/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/03/2026 20:00

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A470 : Northbound : Taff's Well to Nantgarw : Resurfacing work : Road closed : Diversions in place : 10/03/26-11/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 3 weeks ago

Started Start time TBC Ended 11 Mar 2026, 06:05

Description: A470 : Northbound : Taff's Well to Nantgarw : Resurfacing work : Road closed : Diversions in place : 10/03/26-11/03/26 2000-0600 :, Start time: 10/03/2026 20:00 , End Date: 11/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 10/03/2026 20:00

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A4232 : Eastbound : M4 J33 Capel Llanilltern : Road closed : Diversions in place : 02/03/26-07/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 3 weeks ago

Started Start time TBC Ended 7 Mar 2026, 06:05

Description: A4232 : Eastbound : M4 J33 Capel Llanilltern : Road closed : Diversions in place : 02/03/26-07/03/26 2000-0600 :, Start time: 02/03/2026 20:00 , End Date: 07/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 02/03/2026 20:00

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M4 : Eastbound : J33 Capel Llanilltern : Overbridge : Carriageway maintenance : Closed : 02/03/26-05/03/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 3 weeks ago

Started Start time TBC Ended 5 Mar 2026, 06:05

Description: M4 : Eastbound : J33 Capel Llanilltern : Overbridge : Carriageway maintenance : Closed : 02/03/26-05/03/26 2000-0600 :, Start time: 02/03/2026 20:00 , End Date: 05/03/2026 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 02/03/2026 20:00

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M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : Incident : Accident : Delays possible :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 3 weeks ago

Started Start time TBC Ended 4 Mar 2026, 19:30

Description: M4 : Westbound : J32 Coryton to J33 Capel Llanilltern : Incident : Accident : Delays possible :, Start time: 04/03/2026 17:24 , Expected end time: 04/03/2026 19:24, Severity: Severe, Source: Welsh Government, Last updated: 04/03/2026 17:24

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M4 : Now clear : Eastbound : J33 Capel Llanilltern to J32 Coryton

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 3 weeks ago

Started Start time TBC Ended 4 Mar 2026, 18:45

Description: M4 : Now clear : Eastbound : J33 Capel Llanilltern to J32 Coryton, Start time: 04/03/2026 17:16 , Expected end time: 04/03/2026 17:21, Severity: Moderate, Source: Welsh Government, Last updated: 04/03/2026 17:16

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A48M : Now clear : Westbound : M4 J29 Castleton to M4 J29A St Mellons

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 3 weeks ago

Started Start time TBC Ended 4 Mar 2026, 11:25

Description: A48M : Now clear : Westbound : M4 J29 Castleton to M4 J29A St Mellons, Start time: 04/03/2026 9:55 , Expected end time: 04/03/2026 10:00, Severity: Moderate, Source: Welsh Government, Last updated: 04/03/2026 9:55

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M4 : Now clear : Westbound : J32 Coryton to J33 Capel Llanilltern

Cleared Roadworks Traffic Wales
Cardiff

Cleared 4 months 4 weeks ago

Started Start time TBC Ended 2 Mar 2026, 00:20

Description: M4 : Now clear : Westbound : J32 Coryton to J33 Capel Llanilltern, Start time: 01/03/2026 22:55 , Expected end time: 01/03/2026 23:00, Severity: Slight, Source: Welsh Government, Last updated: 01/03/2026 22:55

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M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Congestion : Accident earlier : Delays possible :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 5 days ago

Started Start time TBC Ended 26 Feb 2026, 18:00

Description: M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Congestion : Accident earlier : Delays possible :, Start time: 26/02/2026 15:52 , Expected end time: 26/02/2026 17:52, Severity: Moderate, Source: Welsh Government, Last updated: 26/02/2026 15:52

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M4 : Eastbound : J30 Cardiff Gate : 23/02/26-26/02/26 2000-0600 : Cyclic maintenance : Onslip closed : Diversions in place :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 6 days ago

Started Start time TBC Ended 26 Feb 2026, 06:05

Description: M4 : Eastbound : J30 Cardiff Gate : 23/02/26-26/02/26 2000-0600 : Cyclic maintenance : Onslip closed : Diversions in place :, Start time: 23/02/2026 20:00 , End Date: 26/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/02/2026 20:00

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A470 : Southbound : Nantgarw to Taff's Well : 25/02/26-26/02/26 1900-0100 : Carriageway maintenance : Closed : Diversions in place :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 6 days ago

Started Start time TBC Ended 26 Feb 2026, 01:05

Description: A470 : Southbound : Nantgarw to Taff's Well : 25/02/26-26/02/26 1900-0100 : Carriageway maintenance : Closed : Diversions in place :, Start time: 25/02/2026 19:00 , End Date: 26/02/2026 1:00, Severity: Road closure, Source: Welsh Government, Last updated: 25/02/2026 19:00

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A470 : Southbound : Bridge street Interchange to Glyntaff : 23/02/26-24/02/26 1900-0100 : Resurfacing work : Closed : Diversions in place :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 1 week ago

Started Start time TBC Ended 24 Feb 2026, 01:05

Description: A470 : Southbound : Bridge street Interchange to Glyntaff : 23/02/26-24/02/26 1900-0100 : Resurfacing work : Closed : Diversions in place :, Start time: 23/02/2026 19:00 , End Date: 24/02/2026 1:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/02/2026 19:00

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M4 : Eastbound : J33 Capel Llanilltern to J32 Coryton : Incident : Broken down vehicle : Lane closed : Delays possible :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 1 week ago

Started Start time TBC Ended 19 Feb 2026, 11:20

Description: M4 : Eastbound : J33 Capel Llanilltern to J32 Coryton : Incident : Broken down vehicle : Lane closed : Delays possible :, Start time: 19/02/2026 9:12 , Expected end time: 19/02/2026 11:11, Severity: Moderate, Source: Welsh Government, Last updated: 19/02/2026 9:12

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M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Resurfacing work : Road closed : Diversions in place : 13/02/26-14/02/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 2 weeks ago

Started Start time TBC Ended 14 Feb 2026, 06:05

Description: M4 : Westbound : J30 Cardiff Gate to J32 Coryton : Resurfacing work : Road closed : Diversions in place : 13/02/26-14/02/26 2000-0600 :, Start time: 13/02/2026 20:00 , End Date: 14/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/02/2026 20:00

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M4 : Eastbound : J30 Cardiff Gate : 09/02/26-14/02/26 2000-0600 : Cyclic maintenance : Entry slip road closed : Diversions in place :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 2 weeks ago

Started Start time TBC Ended 14 Feb 2026, 06:05

Description: M4 : Eastbound : J30 Cardiff Gate : 09/02/26-14/02/26 2000-0600 : Cyclic maintenance : Entry slip road closed : Diversions in place :, Start time: 09/02/2026 20:00 , End Date: 14/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/02/2026 20:00

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M4 : Eastbound : J32 Coryton : 04/02/26-13/02/26 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 2 weeks ago

Started Start time TBC Ended 13 Feb 2026, 06:05

Description: M4 : Eastbound : J32 Coryton : 04/02/26-13/02/26 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :, Start time: 04/02/2026 20:00 , End Date: 13/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/02/2026 8:25

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A4232 : Southbound : M4 J33 Capel Llanilltern to A48 Interchange : Congestion : Delays possible :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 3 weeks ago

Started Start time TBC Ended 6 Feb 2026, 22:10

Description: A4232 : Southbound : M4 J33 Capel Llanilltern to A48 Interchange : Congestion : Delays possible :, Start time: 06/02/2026 18:01 , Expected end time: 06/02/2026 22:01, Severity: Moderate, Source: Welsh Government, Last updated: 06/02/2026 18:01

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M4 : Eastbound : J32 Coryton : onslip : Closed : 05/02/26-06/02/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 3 weeks ago

Started Start time TBC Ended 6 Feb 2026, 06:05

Description: M4 : Eastbound : J32 Coryton : onslip : Closed : 05/02/26-06/02/26 2000-0600 :, Start time: 05/02/2026 20:00 , End Date: 06/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/02/2026 20:00

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M4 : Westbound : J32 Coryton : onslip : Closed : 04/02/26-06/02/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 3 weeks ago

Started Start time TBC Ended 6 Feb 2026, 06:05

Description: M4 : Westbound : J32 Coryton : onslip : Closed : 04/02/26-06/02/26 2000-0600 :, Start time: 04/02/2026 20:00 , End Date: 06/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 04/02/2026 21:03

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A470 : Southbound : Taff's Well : onslip : Closed : 04/02/26-06/02/26 2000-0600 :

Cleared Roadworks Traffic Wales
Cardiff

Cleared 5 months 3 weeks ago

Started Start time TBC Ended 6 Feb 2026, 06:05

Description: A470 : Southbound : Taff's Well : onslip : Closed : 04/02/26-06/02/26 2000-0600 :, Start time: 04/02/2026 20:00 , End Date: 06/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/02/2026 20:14

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