Crash View

M4 : Both directions : J29 Castleton to J35 Pencoed : Poor driving conditions :

Active

Description: M4 : Both directions : J29 Castleton to J35 Pencoed : Poor driving conditions :, Start time: 24/10/2026 8:00 , Expected end time: 24/10/2026 13:57, Severity: Slight, Source: Welsh Government, Last updated: 24/10/2026 8:00

Start time
To be confirmed
Expected end
Awaiting update
Duration
Live incident
Live incident
Active roadworks
Planned
Cleared
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First published
Sat, Oct 24, 2026 8:00 AM
Coordinates
51.515621, -3.283850
Feed provider
Traffic Wales
Coordinate source
Georss Point

Source: Traffic Wales data feed

Related incidents

M4 : Eastbound : J32 Coryton : Carriageway maintenance : Entry slip road closed : Diversions in place : 26/10/26-31/10/26 2000-0600 :

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Started Start time TBC

Description: M4 : Eastbound : J32 Coryton : Carriageway maintenance : Entry slip road closed : Diversions in place : 26/10/26-31/10/26 2000-0600 :, Start time: 26/10/2026 20:00 , End Date: 31/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/10/2026 15:29

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A470 : Now clear : Southbound : Taff's Well to Coryton Interchange

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Description: A470 : Now clear : Southbound : Taff's Well to Coryton Interchange, Start time: 23/10/2026 18:45 , Expected end time: 23/10/2026 17:42, Severity: Moderate, Source: Welsh Government, Last updated: 23/10/2026 18:45

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Description: A48M : Now clear : Westbound : J29 Castleton to J29A St Mellons, Start time: 23/10/2026 10:00 , Expected end time: 23/10/2026 8:55, Severity: Moderate, Source: Welsh Government, Last updated: 23/10/2026 10:00

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Started Start time TBC Ended 23 Oct 2026, 10:20

Description: A470 : Now clear : Southbound : Nantgarw to Coryton, Start time: 23/10/2026 10:00 , Expected end time: 23/10/2026 8:55, Severity: Moderate, Source: Welsh Government, Last updated: 23/10/2026 10:00

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

Cleared Roadworks Traffic Wales
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Description: A4232 : Now clear : Southbound : M4 J33 Capel Llanilltern to St Fagans, Start time: 22/10/2026 21:50 , Expected end time: 22/10/2026 20:49, Severity: Moderate, Source: Welsh Government, Last updated: 22/10/2026 21:50

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A470 : Now clear : Southbound : Taff's Well to Coryton Interchange

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Started Start time TBC Ended 22 Oct 2026, 19:40

Description: A470 : Now clear : Southbound : Taff's Well to Coryton Interchange, Start time: 22/10/2026 19:20 , Expected end time: 22/10/2026 18:17, Severity: Moderate, Source: Welsh Government, Last updated: 22/10/2026 19:20

View update