Crash View

M4 : Westbound : J38 Margam : Cyclic maintenance : Exit slip road closed : 26/10/26-31/10/26 2000-0600 :

Active

Description: M4 : Westbound : J38 Margam : Cyclic maintenance : Exit slip road closed : 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 15:36

Start time
To be confirmed
Expected end
Awaiting update
Duration
Live incident
Live incident
Active roadworks
Planned
Cleared
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First published
Fri, Oct 23, 2026 3:36 PM
Coordinates
51.562492, -3.740239
Feed provider
Traffic Wales
Coordinate source
Georss Point

Source: Traffic Wales data feed

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M4 : Westbound : J39 Groes : Onslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :

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Description: M4 : Westbound : J39 Groes : Onslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00

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M4 : Westbound : J38 Margam : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :

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M4 : Eastbound : J41 Pentyla/Baglan : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :

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Description: M4 : Eastbound : J41 Pentyla/Baglan : Offslip closed : 19/10/26-24/10/26 2000-0600 : Diversions in place :, Start time: 19/10/2026 20:00 , End Date: 24/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/10/2026 20:00

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M4 : Westbound : J39 Groes : 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 : Westbound : J39 Groes : 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 15:38

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M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy

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Cleared 6 months 2 weeks ago

Started Start time TBC Ended 8 Apr 2026, 18:45

Description: M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy, Start time: 08/04/2026 18:18 , Expected end time: 08/04/2026 18:23, Severity: Moderate, Source: Welsh Government, Last updated: 08/04/2026 18:18

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A465 : Both directions : Glynneath : Roadworks : Entry slip road closed : and Exit slip road closed : Diversions in place : 15/10/26-22/10/26 2000-0600 :

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Started Start time TBC Ended 22 Oct 2026, 06:05

Description: A465 : Both directions : Glynneath : Roadworks : Entry slip road closed : and Exit slip road closed : Diversions in place : 15/10/26-22/10/26 2000-0600 :, Start time: 15/10/2026 20:00 , End Date: 22/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/10/2026 20:00

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