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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89 archived incidents found
Filters applied: Region: caerphilly • Status: Cleared
A470 : Northbound : Pontypridd to Abercynon : 16/02/26-21/02/26 2000-0600 : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 5 months 1 week ago
Description: A470 : Northbound : Pontypridd to Abercynon : 16/02/26-21/02/26 2000-0600 : Closed : Diversions in place :, Start time: 16/02/2026 20:00 , End Date: 21/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/02/2026 20:00
A470 : Eastbound : Pontypridd to Abercynon : Road closed : 02/02/26-20/02/26 2000-0600 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 5 months 2 weeks ago
Description: A470 : Eastbound : Pontypridd to Abercynon : Road closed : 02/02/26-20/02/26 2000-0600 : Diversions in place :, Start time: 02/02/2026 20:00 , End Date: 20/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 02/02/2026 20:00
A470 : Northbound : Abercynon - Broadway : 02/02/26-14/02/26 2000-0600 : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 5 months 2 weeks ago
Description: A470 : Northbound : Abercynon - Broadway : 02/02/26-14/02/26 2000-0600 : Closed : Diversions in place :, Start time: 02/02/2026 20:00 , End Date: 14/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 02/02/2026 20:00
A470 : Southbound : Abercanaid to Abercynon : 09/02/26-10/02/26 1900-0100 : Roadworks : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 5 months 3 weeks ago
Description: A470 : Southbound : Abercanaid to Abercynon : 09/02/26-10/02/26 1900-0100 : Roadworks : Closed : Diversions in place :, Start time: 09/02/2026 19:00 , End Date: 10/02/2026 1:00, Severity: Road closure, Source: Welsh Government, Last updated: 09/02/2026 19:00
A470 : Northbound : Abercynon to Pontypridd : Resurfacing work : 1 lane closed : Delays possible : 04/02/26-05/02/26 0000-0600 :
Cleared Roadworks Traffic WalesCleared 5 months 4 weeks ago
Description: A470 : Northbound : Abercynon to Pontypridd : Resurfacing work : 1 lane closed : Delays possible : 04/02/26-05/02/26 0000-0600 :, Start time: 04/02/2026 0:00 , End Date: 05/02/2026 6:00, Severity: Moderate, Source: Welsh Government, Last updated: 04/02/2026 13:16
A470 : Southbound : Abercynon to Bridge Street Interchange : 01/02/26-02/02/26 2000-0600 : Closed :
Cleared Roadworks Traffic WalesCleared 6 months 1 day ago
Description: A470 : Southbound : Abercynon to Bridge Street Interchange : 01/02/26-02/02/26 2000-0600 : Closed :, Start time: 01/02/2026 20:00 , End Date: 02/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/02/2026 20:00
A470 : Northbound : Upper Boat : offslip : Closed : 01/02/26-02/02/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 1 day ago
Description: A470 : Northbound : Upper Boat : offslip : Closed : 01/02/26-02/02/26 2000-0600 :, Start time: 01/02/2026 20:00 , End Date: 02/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 01/02/2026 20:00
A470 : Southbound : Nantgarw : Onslip closed : 27/01/26-28/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 6 days ago
Description: A470 : Southbound : Nantgarw : Onslip closed : 27/01/26-28/01/26 2000-0600 :, Start time: 27/01/2026 20:00 , End Date: 28/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 27/01/2026 20:00
A470 : Northbound : Upper Boat : Offslip closed : 26/01/26-27/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 1 week ago
Description: A470 : Northbound : Upper Boat : Offslip closed : 26/01/26-27/01/26 2000-0600 :, Start time: 26/01/2026 20:00 , End Date: 27/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 26/01/2026 20:00
A470 : Westbound : Nantgarw : Roadworks : Entry slip road closed : Diversions in place : 19/01/26-20/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 2 weeks ago
Description: A470 : Westbound : Nantgarw : Roadworks : Entry slip road closed : Diversions in place : 19/01/26-20/01/26 2000-0600 :, Start time: 19/01/2026 20:00 , End Date: 20/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 19/01/2026 20:00
A470 : Southbound : Upper Boat : Roadworks : Entry slip road closed : Diversions in place : 18/01/26-19/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 2 weeks ago
Description: A470 : Southbound : Upper Boat : Roadworks : Entry slip road closed : Diversions in place : 18/01/26-19/01/26 2000-0600 :, Start time: 18/01/2026 20:00 , End Date: 19/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/01/2026 20:00
A470 : Northbound : Pontypridd to Abercynon : Incident : Emergency works : Lane closed : Delays possible :
Cleared Roadworks Traffic WalesCleared 6 months 2 weeks ago
Description: A470 : Northbound : Pontypridd to Abercynon : Incident : Emergency works : Lane closed : Delays possible :, Start time: 18/01/2026 15:51 , Expected end time: 18/01/2026 17:50, Severity: Moderate, Source: Welsh Government, Last updated: 18/01/2026 15:51
A470 : Southbound : Glyntaff Interchange : Clearance work : Entry slip road closed : Diversions in place : 13/01/26-16/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 2 weeks ago
Description: A470 : Southbound : Glyntaff Interchange : Clearance work : Entry slip road closed : Diversions in place : 13/01/26-16/01/26 2000-0600 :, Start time: 13/01/2026 20:00 , End Date: 16/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/01/2026 20:00
A470 : Southbound : Nantgarw : Carriageway maintenance : Entry slip road closed : Diversions in place : 12/01/26-15/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 2 weeks ago
Description: A470 : Southbound : Nantgarw : Carriageway maintenance : Entry slip road closed : Diversions in place : 12/01/26-15/01/26 2000-0600 :, Start time: 12/01/2026 20:00 , End Date: 15/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/01/2026 20:00
A470 : Southbound : Nantgarw : Clearance work : Exit slip road closed : Diversions in place : 12/01/26-15/01/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 6 months 2 weeks ago
Description: A470 : Southbound : Nantgarw : Clearance work : Exit slip road closed : Diversions in place : 12/01/26-15/01/26 2000-0600 :, Start time: 12/01/2026 20:00 , End Date: 15/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/01/2026 20:00
A470 : Southbound : Upper Boat : Entry slip road closed : Diversions in place : 11/01/26-13/01/26 2000-0600 : Carriageway maintenance :
Cleared Roadworks Traffic WalesCleared 6 months 3 weeks ago
Description: A470 : Southbound : Upper Boat : Entry slip road closed : Diversions in place : 11/01/26-13/01/26 2000-0600 : Carriageway maintenance :, Start time: 11/01/2026 20:00 , End Date: 13/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/01/2026 20:00
A470 : Southbound : Upper Boat : Exit slip road closed : Diversions in place : 11/01/26-13/01/26 2000-0600 : Carriageway maintenance :
Cleared Roadworks Traffic WalesCleared 6 months 3 weeks ago
Description: A470 : Southbound : Upper Boat : Exit slip road closed : Diversions in place : 11/01/26-13/01/26 2000-0600 : Carriageway maintenance :, Start time: 11/01/2026 20:00 , End Date: 13/01/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 11/01/2026 20:00
A470 : Now clear : Both directions : Coryton to Abercynon
Cleared Roadworks Traffic WalesCleared 7 months 1 week ago
Description: A470 : Now clear : Both directions : Coryton to Abercynon, Start time: 21/12/2025 6:22 , Expected end time: 21/12/2025 6:27, Severity: Slight, Source: Welsh Government, Last updated: 21/12/2025 6:22
A470 : Northbound : Upper Boat : 18/12/25-20/12/25 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 7 months 2 weeks ago
Description: A470 : Northbound : Upper Boat : 18/12/25-20/12/25 2000-0600 : Maintenance work : Entry slip road closed : Diversions in place :, Start time: 18/12/2025 20:00 , End Date: 20/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/12/2025 20:00
A470 : Northbound : Upper Boat : 18/12/25-19/12/25 2000-0600 : Maintenance work : Exit slip road closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 7 months 2 weeks ago
Description: A470 : Northbound : Upper Boat : 18/12/25-19/12/25 2000-0600 : Maintenance work : Exit slip road closed : Diversions in place :, Start time: 18/12/2025 20:00 , End Date: 19/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/12/2025 20:00
A470 : Southbound : Pontypridd to Coryton : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 7 months 2 weeks ago
Description: A470 : Southbound : Pontypridd to Coryton : Congestion : Delays possible :, Start time: 16/12/2025 7:23 , Expected end time: 16/12/2025 9:23, Severity: Moderate, Source: Welsh Government, Last updated: 16/12/2025 7:23
A470 : Both directions : Coryton to Cefn coed : Poor driving conditions :
Cleared Roadworks Traffic WalesCleared 7 months 2 weeks ago
Description: A470 : Both directions : Coryton to Cefn coed : Poor driving conditions :, Start time: 15/12/2025 0:10 , Expected end time: 15/12/2025 8:10, Severity: Slight, Source: Welsh Government, Last updated: 15/12/2025 0:10
A470 : Southbound : Upper Boat : onslip : Roadworks : Closed : 09/12/25-12/12/25 2000-0600 :
Cleared Roadworks Traffic WalesCleared 7 months 3 weeks ago
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
A470 : Northbound : Nantgarw : offslip : Roadworks : Closed : Diversions in place : 07/12/25-09/12/25 2000-0600 :
Cleared Roadworks Traffic WalesCleared 7 months 3 weeks ago
Description: A470 : Northbound : Nantgarw : offslip : Roadworks : Closed : Diversions in place : 07/12/25-09/12/25 2000-0600 :, Start time: 07/12/2025 20:00 , End Date: 09/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/12/2025 20:00
A470 : Northbound : Nantgarw : onslip : Roadworks : Closed : Diversions in place : 07/12/25-09/12/25 2000-0600 :
Cleared Roadworks Traffic WalesCleared 7 months 3 weeks ago
Description: A470 : Northbound : Nantgarw : onslip : Roadworks : Closed : Diversions in place : 07/12/25-09/12/25 2000-0600 :, Start time: 07/12/2025 20:00 , End Date: 09/12/2025 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 07/12/2025 20:00
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