Crash View

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.

Live incident
Active roadworks
Planned
Cleared
Hover or tap markers for full details

Move Insights

Thinking of moving to this area?

Check flood risk, planning history, EPC ratings and more with a Move Insights property report.

Flood risk assessment
Planning history
EPC ratings & more
Get a property report

254 archived incidents found

Filters applied: Region: neath-port-talbot • Status: Cleared

M4 : Westbound : J39 Groes : 18/06/26-19/06/26 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 19 Jun 2026, 05:05

Description: M4 : Westbound : J39 Groes : 18/06/26-19/06/26 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :, Start time: 18/06/2026 20:00 , End Date: 19/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/06/2026 20:00

View update

M4 : Westbound : J42 Earlswood : 17/06/26-18/06/26 2000-0600 : Maintenance work : Exit slip road closed : Diversions in place :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 18 Jun 2026, 05:05

Description: M4 : Westbound : J42 Earlswood : 17/06/26-18/06/26 2000-0600 : Maintenance work : Exit slip road closed : Diversions in place :, Start time: 17/06/2026 20:00 , End Date: 18/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/06/2026 20:00

View update

M4 : Westbound : J41 Pentyla/Baglan : 17/06/26-18/06/26 2000-0600 : Cyclic maintenance : Exit slip road closed : Diversions in place :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 18 Jun 2026, 05:05

Description: M4 : Westbound : J41 Pentyla/Baglan : 17/06/26-18/06/26 2000-0600 : Cyclic maintenance : Exit slip road closed : Diversions in place :, Start time: 17/06/2026 20:00 , End Date: 18/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/06/2026 20:00

View update

M4 : Eastbound : J38 Margam : 17/06/26-18/06/26 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 18 Jun 2026, 05:05

Description: M4 : Eastbound : J38 Margam : 17/06/26-18/06/26 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :, Start time: 17/06/2026 20:00 , End Date: 18/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/06/2026 20:00

View update

A465 : Now clear : Westbound : Neath to Llandarcy

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 17 Jun 2026, 10:05

Description: A465 : Now clear : Westbound : Neath to Llandarcy, Start time: 17/06/2026 10:45 , Expected end time: 17/06/2026 9:41, Severity: Moderate, Source: Welsh Government, Last updated: 17/06/2026 10:45

View update

A465 : Now clear : Westbound : Neath to Llandarcy

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 16 Jun 2026, 18:30

Description: A465 : Now clear : Westbound : Neath to Llandarcy, Start time: 16/06/2026 19:10 , Expected end time: 16/06/2026 18:09, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 19:10

View update

A465 : Now clear : Westbound : Neath to Llandarcy

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 16 Jun 2026, 09:25

Description: A465 : Now clear : Westbound : Neath to Llandarcy, Start time: 16/06/2026 10:05 , Expected end time: 16/06/2026 9:02, Severity: Moderate, Source: Welsh Government, Last updated: 16/06/2026 10:05

View update

M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 15/06/26-16/06/26 2000-0200 : Cyclic maintenance : Onslip closed : Diversions in place :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 2 weeks ago

Started Start time TBC Ended 16 Jun 2026, 01:05

Description: M4 : Eastbound : J41 Pentyla/Baglan to J40 Taibach : 15/06/26-16/06/26 2000-0200 : Cyclic maintenance : Onslip closed : Diversions in place :, Start time: 15/06/2026 20:00 , End Date: 16/06/2026 2:00, Severity: Road closure, Source: Welsh Government, Last updated: 15/06/2026 20:00

View update

A465 : Now clear : Westbound : Neath to Llandarcy

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 15 Jun 2026, 10:05

Description: A465 : Now clear : Westbound : Neath to Llandarcy, Start time: 15/06/2026 10:45 , Expected end time: 15/06/2026 9:43, Severity: Moderate, Source: Welsh Government, Last updated: 15/06/2026 10:45

View update

M4 : Eastbound : J43 Llandarcy : 15/06/26 1930-0000 : Cyclic maintenance : Onslip closed : Offslip closed : Diversions in place :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 14 Jun 2026, 23:05

Description: M4 : Eastbound : J43 Llandarcy : 15/06/26 1930-0000 : Cyclic maintenance : Onslip closed : Offslip closed : Diversions in place :, Start time: 15/06/2026 19:30 , End Date: 15/06/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/06/2026 9:04

View update

M4 : Eastbound : J38 Margam : onslip : 11/06/26-12/06/26 2000-0600 : Roadworks : Closed :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 12 Jun 2026, 05:05

Description: M4 : Eastbound : J38 Margam : onslip : 11/06/26-12/06/26 2000-0600 : Roadworks : Closed :, Start time: 11/06/2026 20:00 , End Date: 12/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/06/2026 20:00

View update

M4 : Westbound : J43 Llandarcy : 10/06/26 1930-0000 : onslip : offslip : Closed :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 9 Jun 2026, 23:05

Description: M4 : Westbound : J43 Llandarcy : 10/06/26 1930-0000 : onslip : offslip : Closed :, Start time: 10/06/2026 19:30 , End Date: 10/06/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/06/2026 16:43

View update

A465 : Now clear : Westbound : Neath to Llandarcy

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 9 Jun 2026, 09:30

Description: A465 : Now clear : Westbound : Neath to Llandarcy, Start time: 09/06/2026 10:10 , Expected end time: 09/06/2026 9:09, Severity: Moderate, Source: Welsh Government, Last updated: 09/06/2026 10:10

View update

M4 : Eastbound : J41 Pentyla/Baglan : offslip : 09/06/26 1930-0000 : Roadworks : Closed :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 1 month 3 weeks ago

Started Start time TBC Ended 8 Jun 2026, 23:05

Description: M4 : Eastbound : J41 Pentyla/Baglan : offslip : 09/06/26 1930-0000 : Roadworks : Closed :, Start time: 09/06/2026 19:30 , End Date: 09/06/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/06/2026 16:39

View update

A465 : Westbound : Llandarcy to Neath : 01/06/26-03/06/26 2000-0600 : Roadworks : Closed :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 2 days ago

Started Start time TBC Ended 3 Jun 2026, 05:05

Description: A465 : Westbound : Llandarcy to Neath : 01/06/26-03/06/26 2000-0600 : Roadworks : Closed :, Start time: 01/06/2026 20:00 , End Date: 03/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/06/2026 20:00

View update

A465 : Westbound : Neath to Llandarcy : Carriageway maintenance : Road closed : Diversions in place : 02/06/26-03/06/26 2000-0600 :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 2 days ago

Started Start time TBC Ended 3 Jun 2026, 05:05

Description: A465 : Westbound : Neath to Llandarcy : Carriageway maintenance : Road closed : Diversions in place : 02/06/26-03/06/26 2000-0600 :, Start time: 02/06/2026 20:00 , End Date: 03/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 02/06/2026 20:00

View update

A465 : Westbound : Neath to Llandarcy : 29/05/26-02/06/26 2000-0600 : Roadworks : Closed :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 3 days ago

Started Start time TBC Ended 2 Jun 2026, 05:05

Description: A465 : Westbound : Neath to Llandarcy : 29/05/26-02/06/26 2000-0600 : Roadworks : Closed :, Start time: 29/05/2026 20:00 , End Date: 02/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/05/2026 20:00

View update

A465 : Westbound : Neath to Llandarcy : Roadworks : Road closed : Diversions in place : 29/05/26-02/06/26 2000-0600 :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 3 days ago

Started Start time TBC Ended 2 Jun 2026, 05:05

Description: A465 : Westbound : Neath to Llandarcy : Roadworks : Road closed : Diversions in place : 29/05/26-02/06/26 2000-0600 :, Start time: 29/05/2026 20:00 , End Date: 02/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/05/2026 20:00

View update

A465 : Westbound : Cwmgwrach to Resolven : 28/05/26-01/06/26 1900-0600 : Roadworks : Closed :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 4 days ago

Started Start time TBC Ended 1 Jun 2026, 05:05

Description: A465 : Westbound : Cwmgwrach to Resolven : 28/05/26-01/06/26 1900-0600 : Roadworks : Closed :, Start time: 28/05/2026 19:00 , End Date: 01/06/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/05/2026 15:59

View update

M4 : Both directions : J41 Pentyla/Baglan : offslip : Eastbound : onslip : Westbound : Closed : 01/06/26 1930-0000 :

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 4 days ago

Started Start time TBC Ended 31 May 2026, 23:05

Description: M4 : Both directions : J41 Pentyla/Baglan : offslip : Eastbound : onslip : Westbound : Closed : 01/06/26 1930-0000 :, Start time: 01/06/2026 19:30 , End Date: 01/06/2026 0:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/05/2026 16:14

View update

M4 : Now clear : Eastbound : J42 Earlswood to J40 Taibach

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 1 week ago

Started Start time TBC Ended 29 May 2026, 17:15

Description: M4 : Now clear : Eastbound : J42 Earlswood to J40 Taibach, Start time: 29/05/2026 18:03 , Expected end time: 29/05/2026 18:08, Severity: Moderate, Source: Welsh Government, Last updated: 29/05/2026 18:03

View update

A465 : Now clear : Eastbound : Llandarcy to Neath

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 1 week ago

Started Start time TBC Ended 29 May 2026, 17:10

Description: A465 : Now clear : Eastbound : Llandarcy to Neath, Start time: 29/05/2026 16:42 , Expected end time: 29/05/2026 16:47, Severity: Moderate, Source: Welsh Government, Last updated: 29/05/2026 16:42

View update

M4 : Now clear : Both directions : J40 Taibach to J41 Pentyla/Baglan

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 1 week ago

Started Start time TBC Ended 29 May 2026, 16:00

Description: M4 : Now clear : Both directions : J40 Taibach to J41 Pentyla/Baglan, Start time: 29/05/2026 15:34 , End Date: 29/05/2026 15:39, Severity: Moderate, Source: Welsh Government, Last updated: 29/05/2026 15:34

View update

M4 : Now clear : Westbound : J42 Earlswood to J43 Llandarcy

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 1 week ago

Started Start time TBC Ended 29 May 2026, 15:10

Description: M4 : Now clear : Westbound : J42 Earlswood to J43 Llandarcy, Start time: 29/05/2026 15:49 , Expected end time: 29/05/2026 15:54, Severity: Moderate, Source: Welsh Government, Last updated: 29/05/2026 15:49

View update

A48 : Now clear : Both directions : Briton Ferry

Cleared Roadworks Traffic Wales
Neath Port Talbot

Cleared 2 months 1 week ago

Started Start time TBC Ended 29 May 2026, 15:10

Description: A48 : Now clear : Both directions : Briton Ferry, Start time: 29/05/2026 15:31 , Expected end time: 29/05/2026 15:36, Severity: Road closure, Source: Welsh Government, Last updated: 29/05/2026 15:31

View update

Looking for live updates?

Return to the live incident feed for in-progress closures, or combine archive trends with CrashView reports to brief stakeholders.

View live incidents Explore reports