Description: A470 : Northbound : Nantgarw : Congestion : Delays possible : offslip :, Start time: 11/12/2025 16:54 , Expected end time: 11/12/2025 18:54, Severity: Moderate, Source: Welsh Government, Last updated: 11/12/2025 16:54
Nearest town: 11.96 miles from Tredogan.

Description: M4 : Westbound : J33 (Cardiff) Capel Llanilltern : Congestion : Delays possible : offslip :, Start time: 11/12/2025 16:57 , Expected end time: 11/12/2025 19:57, Severity: Moderate, Source: Welsh Government, Last updated: 11/12/2025 16:57
Nearest town: 7.87 miles from Tredogan.

Description: A470 : Northbound : Coryton to Nantgarw : Congestion : Delays possible :, Start time: 11/12/2025 17:00 , Expected end time: 11/12/2025 19:00, Severity: Moderate, Source: Welsh Government, Last updated: 11/12/2025 17:00
Nearest town: 10.77 miles from Tredogan.

Description: M4 : Westbound : J37 (Porthcawl) Pyle to J39 Groes : 08/12/25-13/12/25 2000-0600 : Roadworks : Closed : Diversions in place :, Start time: 08/12/2025 20:00 , End Date: 13/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/12/2025 20:00
Nearest town: 19.46 miles from Tredogan.

Description: M4 : Eastbound : J38 (Port Talbot) Margam to J37 (Porthcawl) Pyle : 08/12/25-13/12/25 2000-0600 : Closed : Roadworks : Diversions in place :, Start time: 08/12/2025 20:00 , End Date: 13/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/12/2025 20:00
Nearest town: 19.22 miles from Tredogan.

Description: A470 : Southbound : Upper Boat : onslip : Roadworks : Closed : 09/12/25-12/12/25 2000-0600 :, Start time: 09/12/2025 20:00 , End Date: 12/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/12/2025 20:00
Nearest town: 12.68 miles from Tredogan.

Description: A470 : Southbound : Glyntaff : onslip : Roadworks : Closed : 08/12/25-12/12/25 2000-0600 :, Start time: 08/12/2025 20:00 , End Date: 12/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/12/2025 20:00
Nearest town: 10.04 miles from Tredogan.

Description: A470 : Southbound : Broadway Interchange : 08/12/25-12/12/25 2000-0600 : onslip : Roadworks : Closed :, Start time: 08/12/2025 20:00 , End Date: 12/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 08/12/2025 20:00
Nearest town: 10.04 miles from Tredogan.

Location: northbound between junctions J22 (Burnham on Sea) and J20 (Nailsea) .
Lane Closures : Lanes 1 and 2 will be closed.
Due to: Roadworks are planned.
Status : Pending.
Schedule : From 21:00 on 12 December 2025 to 20:01 on 13 December 2025.
Schedule : Expect disruption everyday between 20:00 and 06:00 from 15 December 2025 to 19 December 2025.
Lanes Closed : There will be two of three lanes closed.
Nearest town: 19.58 miles from Tredogan.

Location: northbound between junctions J22 (Burnham on Sea) and J20 (Nailsea) .
Lane Closures : Lane three will be closed.
Due to: Emergency barrier repairs are planned.
Status : Pending.
Schedule : From 20:00 on 14 December 2025 to 06:00 on 15 December 2025.
Lanes Closed : There will be one of three lanes closed.
Nearest town: 19.35 miles from Tredogan.
