M4 : Westbound : J39 Groes : Roadworks : Entry slip road closed : Diversions in place : 12/10/26-17/10/26 2000-0600 :
ActiveDescription: M4 : Westbound : J39 Groes : Roadworks : Entry slip road closed : Diversions in place : 12/10/26-17/10/26 2000-0600 :, Start time: 12/10/2026 20:00 , End Date: 17/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/10/2026 13:11
- Start time
- To be confirmed
- Expected end
- Awaiting update
- Duration
- Live incident
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- First published
- Fri, Oct 9, 2026 1:11 PM
- Coordinates
- 51.570225, -3.747518
- Feed provider
- Traffic Wales
- Coordinate source
- Georss Point
Source: Traffic Wales data feed
Related incidents
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 :
Active Roadworks Traffic WalesDescription: 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: 09/10/2026 13:22
M4 : Westbound : J42 Earlswood to J44 Lon Las : Congestion : Delays possible :
Active Roadworks Traffic WalesDescription: M4 : Westbound : J42 Earlswood to J44 Lon Las : Congestion : Delays possible :, Start time: 12/10/2026 16:54 , Expected end time: 12/10/2026 19:54, Severity: Moderate, Source: Welsh Government, Last updated: 12/10/2026 16:54
M4 : Eastbound : J43 Llandarcy : Roadworks : Entry slip road closed : Diversions in place : 14/10/26-16/10/26 2000-0600 :
Active Roadworks Traffic WalesDescription: M4 : Eastbound : J43 Llandarcy : Roadworks : Entry slip road closed : Diversions in place : 14/10/26-16/10/26 2000-0600 :, Start time: 14/10/2026 20:00 , End Date: 16/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/10/2026 13:13
M4 : Eastbound : J42 Earlswood : Roadworks : Exit slip road closed : Diversions in place : 14/10/26-16/10/26 2000-0600 :
Active Roadworks Traffic WalesDescription: M4 : Eastbound : J42 Earlswood : Roadworks : Exit slip road closed : Diversions in place : 14/10/26-16/10/26 2000-0600 :, Start time: 14/10/2026 20:00 , End Date: 16/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/10/2026 13:12
M4 : Westbound : J38 Margam : Roadworks : Exit slip road closed : Diversions in place : 12/10/26-17/10/26 2000-0600 :
Active Roadworks Traffic WalesDescription: M4 : Westbound : J38 Margam : Roadworks : Exit slip road closed : Diversions in place : 12/10/26-17/10/26 2000-0600 :, Start time: 12/10/2026 20:00 , End Date: 17/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/10/2026 13:10
M4 : Now clear : Eastbound : J44 Lon Las to J43 Llandarcy
Cleared Roadworks Traffic WalesCleared 6 months 3 days ago
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