Description: A40 : Northbound : Gibraltar Tunnels : 14/09/26-15/09/26 2000-0600 : Maintenance work : Closed : Diversions in place :, Start time: 14/09/2026 20:00 , End Date: 15/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/09/2026 18:14
Nearest town: 13.87 miles from Caerwent.

Description: A40 : Southbound : Gibraltar Tunnels : 15/09/26-16/09/26 2000-0600 : Maintenance work : Closed : Diversions in place :, Start time: 15/09/2026 20:00 , End Date: 16/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/09/2026 18:15
Nearest town: 13.87 miles from Caerwent.

Description: A449 : Southbound : M4 J24 Coldra : 14/09/26-17/09/26 2000-0600 : Improvement work : Closed : Diversions in place :, Start time: 14/09/2026 20:00 , End Date: 17/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/09/2026 18:18
Nearest town: 6.23 miles from Caerwent.

Description: M48 : Eastbound : J2 (Chepstow) Newhouse to J1 (Avonmouth) Aust : 18/09/26-19/09/26 2000 : Carriageway maintenance : Closed : Diversions in place :, Start time: 18/09/2026 20:00 , End Date: 19/09/2026 20:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/09/2026 18:10
Nearest town: 5.97 miles from Caerwent.

Description: M48 : Westbound : J1 (Avonmouth) Aust to J2 (Chepstow) Newhouse : 18/09/26-19/09/26 2000 : Carriageway maintenance : Closed : Diversions in place :, Start time: 18/09/2026 20:00 , End Date: 19/09/2026 20:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/09/2026 18:11
Nearest town: 5.97 miles from Caerwent.

Description: M4 : Eastbound : J23A (Magor) Magor : 17/09/26-18/09/26 2000-0600 : Clearance work : Offslip closed : Diversions in place :, Start time: 17/09/2026 20:00 , End Date: 18/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/09/2026 8:37
Nearest town: 2.84 miles from Caerwent.

Description: M4 : Westbound : J23A (Magor) Magor to J24 (Newport) Coldra : 14/09/26-15/09/26 2000-0600 : J24 (Newport) : Exit slip road closed : Maintenance work : Diversions in place :, Start time: 14/09/2026 20:00 , End Date: 15/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/09/2026 8:43
Nearest town: 4.22 miles from Caerwent.

Description: M4 : Eastbound : J23 (Chepstow) Rogiet to J22 (Avonmouth) Pilning/Prince of Wales Bridge : 19/09/26-21/09/26 2100-0600 : Maintenance work : Closed : Diversions in place :, Start time: 19/09/2026 21:00 , End Date: 21/09/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/09/2026 8:13
Nearest town: 2.56 miles from Caerwent.

Closed; Roadworks
Nearest town: 11.93 miles from Caerwent.
