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M4 : Eastbound : J46 Llangyfelach : Incident : Lane closed : Delays possible :

Active

Description: M4 : Eastbound : J46 Llangyfelach : Incident : Lane closed : Delays possible :, Start time: 28/10/2026 17:27 , Expected end time: 28/10/2026 20:27, Severity: Moderate, Source: Welsh Government, Last updated: 28/10/2026 17:27

Start time
To be confirmed
Expected end
Awaiting update
Duration
Live incident
Live incident
Active roadworks
Planned
Cleared
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First published
Wed, Oct 28, 2026 5:27 PM
Coordinates
51.675453, -3.958120
Feed provider
Traffic Wales
Coordinate source
Georss Point

Source: Traffic Wales data feed

Related incidents

M4 : Eastbound : J47 Penllergaer : Carriageway maintenance : Entry slip road closed : Diversions in place : 30/10/26-31/10/26 2000-0900 :

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Started Start time TBC

Description: M4 : Eastbound : J47 Penllergaer : Carriageway maintenance : Entry slip road closed : Diversions in place : 30/10/26-31/10/26 2000-0900 :, Start time: 30/10/2026 20:00 , End Date: 31/10/2026 9:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/10/2026 15:43

View update

M4 : Westbound : J46 Llangyfelach : Carriageway maintenance : Entry slip road closed : Exit slip road closed : Diversions in place : 27/10/26-29/10/26 2000-0600 :

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Started Start time TBC

Description: M4 : Westbound : J46 Llangyfelach : Carriageway maintenance : Entry slip road closed : Exit slip road closed : Diversions in place : 27/10/26-29/10/26 2000-0600 :, Start time: 27/10/2026 20:00 , End Date: 29/10/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/10/2026 20:00

View update

M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham

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Cleared 2 months 2 weeks ago

Started Start time TBC Ended 14 Aug 2026, 19:35

Description: M4 : Now clear : Westbound : J48 Hendy to J49 Pont Abraham, Start time: 14/08/2026 19:15 , Expected end time: 14/08/2026 18:11, Severity: Moderate, Source: Welsh Government, Last updated: 14/08/2026 19:15

View update

M4 : Eastbound : J45 Ynysforgan to J42 Earlswood : Congestion : Due to Incident : Delays possible :

Cleared Roadworks Traffic Wales
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Cleared 3 months 2 weeks ago

Started Start time TBC Ended 9 Jul 2026, 13:15

Description: M4 : Eastbound : J45 Ynysforgan to J42 Earlswood : Congestion : Due to Incident : Delays possible :, Start time: 09/07/2026 11:17 , Expected end time: 09/07/2026 17:17, Severity: Moderate, Source: Welsh Government, Last updated: 09/07/2026 11:17

View update

M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy

Cleared Roadworks Traffic Wales
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Cleared 3 months 3 weeks ago

Started Start time TBC Ended 1 Jul 2026, 19:30

Description: M4 : Now clear : Eastbound : J45 Ynysforgan to J43 Llandarcy, Start time: 01/07/2026 19:10 , Expected end time: 01/07/2026 18:08, Severity: Moderate, Source: Welsh Government, Last updated: 01/07/2026 19:10

View update

M4 : Eastbound : J47 Penllergaer : Roadworks : Entry slip road closed : Diversions in place : 23/01/26-24/01/26 1900-0900 :

Cleared Roadworks Traffic Wales
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Cleared 9 months 4 days ago

Started Start time TBC Ended 24 Jan 2026, 09:05

Description: M4 : Eastbound : J47 Penllergaer : Roadworks : Entry slip road closed : Diversions in place : 23/01/26-24/01/26 1900-0900 :, Start time: 23/01/2026 19:00 , End Date: 24/01/2026 9:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/01/2026 19:00

View update