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.
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80 archived incidents found
Filters applied: Region: isle-of-anglesey • Status: Cleared
A55 : Westbound : J9 Treborth : Offslip closed : Roadworks : Diversions in place : 04/11/25-05/11/25 1830-0630 :
Cleared Roadworks Traffic WalesCleared 8 months 4 weeks ago
Description: A55 : Westbound : J9 Treborth : Offslip closed : Roadworks : Diversions in place : 04/11/25-05/11/25 1830-0630 :, Start time: 04/11/2025 18:30 , End Date: 05/11/2025 6:30, Severity: Road closure, Source: Welsh Government, Last updated: 01/11/2025 11:28
A55 : Westbound : J10 Caernarfon Road to J9 Treborth : 03/11/25-04/11/25 1900-0600 : Resurfacing work : 1 lane closed : Exit slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 8 months 4 weeks ago
Description: A55 : Westbound : J10 Caernarfon Road to J9 Treborth : 03/11/25-04/11/25 1900-0600 : Resurfacing work : 1 lane closed : Exit slip road closed : Diversions in place :, Start time: 03/11/2025 19:00 , End Date: 04/11/2025 6:00, Severity: Severe, Source: Welsh Government, Last updated: 03/11/2025 19:00
A55 : Now open : Westbound : J10 Caernarfon Road
Cleared Roadworks Traffic WalesCleared 9 months 3 weeks ago
Description: A55 : Now open : Westbound : J10 Caernarfon Road, Start time: 13/10/2025 18:17 , Expected end time: 13/10/2025 18:22, Severity: Severe, Source: Welsh Government, Last updated: 13/10/2025 18:17
A55 : Westbound : J9 Treborth : Resurfacing work : Offslip closed and Onslip closed : Diversions in place : 29/09/25-04/10/25 1900-0600 :
Cleared Roadworks Traffic WalesCleared 9 months 4 weeks ago
Description: A55 : Westbound : J9 Treborth : Resurfacing work : Offslip closed and Onslip closed : Diversions in place : 29/09/25-04/10/25 1900-0600 :, Start time: 29/09/2025 19:00 , End Date: 04/10/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 29/09/2025 19:00
A55 : Eastbound : J9 Treborth : Resurfacing work : Offslip closed and Onslip closed : Diversions in place : 22/09/25-27/09/25 1900-0600 :
Cleared Roadworks Traffic WalesCleared 10 months 1 week ago
Description: A55 : Eastbound : J9 Treborth : Resurfacing work : Offslip closed and Onslip closed : Diversions in place : 22/09/25-27/09/25 1900-0600 :, Start time: 22/09/2025 19:00 , End Date: 27/09/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 22/09/2025 19:00
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