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 : Nantgarw : Carriageway maintenance : Onslip closed : Diversions in place : 20/05/26-21/05/26 1900-0100 :
Cleared Roadworks Traffic WalesCleared 2 months 1 week ago
Description: A470 : Northbound : Nantgarw : Carriageway maintenance : Onslip closed : Diversions in place : 20/05/26-21/05/26 1900-0100 :, Start time: 20/05/2026 19:00 , End Date: 21/05/2026 1:00, Severity: Road closure, Source: Welsh Government, Last updated: 20/05/2026 19:00
A470 : Northbound : Nantgarw : Congestion : Delays possible : offslip :
Cleared Roadworks Traffic WalesCleared 2 months 2 weeks ago
Description: A470 : Northbound : Nantgarw : Congestion : Delays possible : offslip :, Start time: 20/05/2026 15:55 , Expected end time: 20/05/2026 17:55, Severity: Moderate, Source: Welsh Government, Last updated: 20/05/2026 15:55
A470 : Northbound : Glyntaff Interchange to Abercynon : Carriageway maintenance : Road closed : Diversions in place : 18/05/26-19/05/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 2 months 2 weeks ago
Description: A470 : Northbound : Glyntaff Interchange to Abercynon : Carriageway maintenance : Road closed : Diversions in place : 18/05/26-19/05/26 2000-0600 :, Start time: 18/05/2026 20:00 , End Date: 19/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 18/05/2026 20:00
A470 : Southbound : Upper Boat to Nantgarw : Road closed : 14/05/26-15/05/26 2000-0600 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 2 months 2 weeks ago
Description: A470 : Southbound : Upper Boat to Nantgarw : Road closed : 14/05/26-15/05/26 2000-0600 : Diversions in place :, Start time: 14/05/2026 20:00 , End Date: 15/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 14/05/2026 20:00
A470 : Now clear : Northbound : Pontypridd to Abercynon
Cleared Roadworks Traffic WalesCleared 2 months 2 weeks ago
Description: A470 : Now clear : Northbound : Pontypridd to Abercynon, Start time: 14/05/2026 9:22 , Expected end time: 14/05/2026 9:27, Severity: Moderate, Source: Welsh Government, Last updated: 14/05/2026 9:22
A470 : Northbound : Upper Boat : Onslip closed : 12/05/26-13/05/26 1930-0500 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 2 months 3 weeks ago
Description: A470 : Northbound : Upper Boat : Onslip closed : 12/05/26-13/05/26 1930-0500 : Diversions in place :, Start time: 12/05/2026 19:30 , End Date: 13/05/2026 5:00, Severity: Road closure, Source: Welsh Government, Last updated: 12/05/2026 19:30
A470 : Southbound : Pontypridd to Upper Boat : Incident : Lane closed : Delays possible :
Cleared Roadworks Traffic WalesCleared 2 months 3 weeks ago
Description: A470 : Southbound : Pontypridd to Upper Boat : Incident : Lane closed : Delays possible :, Start time: 10/05/2026 10:19 , Expected end time: 10/05/2026 11:19, Severity: Moderate, Source: Welsh Government, Last updated: 10/05/2026 10:19
A470 : Northbound : Glyntaff to Abercynon : Road closed : 06/05/26-08/05/26 2000-0600 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 2 months 3 weeks ago
Description: A470 : Northbound : Glyntaff to Abercynon : Road closed : 06/05/26-08/05/26 2000-0600 : Diversions in place :, Start time: 06/05/2026 20:00 , End Date: 08/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/05/2026 20:00
A470 : Southbound : Pontypridd : Offslip closed : 06/05/26-07/05/26 2000-0600 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 2 months 3 weeks ago
Description: A470 : Southbound : Pontypridd : Offslip closed : 06/05/26-07/05/26 2000-0600 : Diversions in place :, Start time: 06/05/2026 20:00 , End Date: 07/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 06/05/2026 20:00
A470 : Southbound : Abercynon to Pontypridd : Road closed : 05/05/26-06/05/26 2000-0600 : Diversions in place :
Cleared Roadworks Traffic WalesCleared 2 months 4 weeks ago
Description: A470 : Southbound : Abercynon to Pontypridd : Road closed : 05/05/26-06/05/26 2000-0600 : Diversions in place :, Start time: 05/05/2026 20:00 , End Date: 06/05/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/05/2026 20:00
A470 : Northbound : Nantgarw : Congestion :
Cleared Roadworks Traffic WalesCleared 2 months 4 weeks ago
Description: A470 : Northbound : Nantgarw : Congestion :, Start time: 05/05/2026 8:04 , Expected end time: 05/05/2026 12:04, Severity: Moderate, Source: Welsh Government, Last updated: 05/05/2026 8:04
A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :
Cleared Roadworks Traffic WalesCleared 3 months 1 week ago
Description: A470 : Northbound : Nantgarw : Congestion : offslip : Delays possible :, Start time: 27/04/2026 15:52 , Expected end time: 27/04/2026 18:52, Severity: Moderate, Source: Welsh Government, Last updated: 27/04/2026 15:52
A470 : Both directions : Nantgarw to Upper Boat : 23/04/26-24/04/26 1900-0100 : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 1 week ago
Description: A470 : Both directions : Nantgarw to Upper Boat : 23/04/26-24/04/26 1900-0100 : Closed : Diversions in place :, Start time: 23/04/2026 19:00 , End Date: 24/04/2026 1:00, Severity: Road closure, Source: Welsh Government, Last updated: 23/04/2026 19:00
A470 : Now clear : Southbound : Upper Boat to Nantgarw
Cleared Roadworks Traffic WalesCleared 3 months 1 week ago
Description: A470 : Now clear : Southbound : Upper Boat to Nantgarw, Start time: 23/04/2026 9:39 , Expected end time: 23/04/2026 9:44, Severity: Moderate, Source: Welsh Government, Last updated: 23/04/2026 9:39
A470 : Southbound : Glyntaff : 21/04/26-22/04/26 2000-0100 : onslip : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 1 week ago
Description: A470 : Southbound : Glyntaff : 21/04/26-22/04/26 2000-0100 : onslip : Closed : Diversions in place :, Start time: 21/04/2026 20:00 , End Date: 22/04/2026 1:00, Severity: Road closure, Source: Welsh Government, Last updated: 21/04/2026 20:00
A470 : Southbound : Upper Boat to Nantgarw : 17/04/26-18/04/26 2000-0600 : Resurfacing work : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: A470 : Southbound : Upper Boat to Nantgarw : 17/04/26-18/04/26 2000-0600 : Resurfacing work : Closed : Diversions in place :, Start time: 17/04/2026 20:00 , End Date: 18/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 17/04/2026 20:00
A470 : Southbound : Upper Boat to Nantgarw : 13/04/26-17/04/26 2000-0600 : Resurfacing work : Entry slip road closed : Closed : Diversions in place :
Cleared Roadworks Traffic WalesCleared 3 months 2 weeks ago
Description: A470 : Southbound : Upper Boat to Nantgarw : 13/04/26-17/04/26 2000-0600 : Resurfacing work : Entry slip road closed : Closed : Diversions in place :, Start time: 13/04/2026 20:00 , End Date: 17/04/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/04/2026 20:00
A470 : Now clear : Northbound : Coryton to Abercynon
Cleared Roadworks Traffic WalesCleared 4 months 5 days ago
Description: A470 : Now clear : Northbound : Coryton to Abercynon, Start time: 29/03/2026 13:18 , Expected end time: 29/03/2026 13:23, Severity: Moderate, Source: Welsh Government, Last updated: 29/03/2026 13:18
A470 : Now clear : Both directions : Pontypridd
Cleared Roadworks Traffic WalesCleared 4 months 6 days ago
Description: A470 : Now clear : Both directions : Pontypridd, Start time: 28/03/2026 9:05 , Expected end time: 28/03/2026 9:10, Severity: Road closure, Source: Welsh Government, Last updated: 28/03/2026 9:05
A470 : Both directions : Upper Boat : Congestion : Delays possible :
Cleared Roadworks Traffic WalesCleared 4 months 1 week ago
Description: A470 : Both directions : Upper Boat : Congestion : Delays possible :, Start time: 25/03/2026 8:50 , Expected end time: 25/03/2026 10:50, Severity: Moderate, Source: Welsh Government, Last updated: 25/03/2026 8:50
A470 : Southbound : Abercanaid Roundabout to Abercynon Roundabout : Road closed : Resurfacing work : 16/03/26-17/03/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 2 weeks ago
Description: A470 : Southbound : Abercanaid Roundabout to Abercynon Roundabout : Road closed : Resurfacing work : 16/03/26-17/03/26 2000-0600 :, Start time: 16/03/2026 20:00 , End Date: 17/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 16/03/2026 20:00
A470 : Southbound : Abercynon to Coryton : Poor driving conditions :
Cleared Roadworks Traffic WalesCleared 4 months 3 weeks ago
Description: A470 : Southbound : Abercynon to Coryton : Poor driving conditions :, Start time: 12/03/2026 21:15 , Expected end time: 13/03/2026 1:14, Severity: Slight, Source: Welsh Government, Last updated: 12/03/2026 21:15
A470 : Southbound : Pontypridd to Nantgarw : Carriageway maintenance : Road closed : Diversions in place : 05/03/26-06/03/26 2000-0600 :
Cleared Roadworks Traffic WalesCleared 4 months 4 weeks ago
Description: A470 : Southbound : Pontypridd to Nantgarw : Carriageway maintenance : Road closed : Diversions in place : 05/03/26-06/03/26 2000-0600 :, Start time: 05/03/2026 20:00 , End Date: 06/03/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 05/03/2026 20:00
A470 : Now clear : Northbound : Taff's Well to Upper Boat
Cleared Roadworks Traffic WalesCleared 4 months 4 weeks ago
Description: A470 : Now clear : Northbound : Taff's Well to Upper Boat, Start time: 04/03/2026 17:35 , Expected end time: 04/03/2026 17:40, Severity: Moderate, Source: Welsh Government, Last updated: 04/03/2026 17:35
A470 : Now clear : Southbound : Pontypridd to Coryton
Cleared Roadworks Traffic WalesCleared 5 months 1 day ago
Description: A470 : Now clear : Southbound : Pontypridd to Coryton, Start time: 02/03/2026 10:48 , Expected end time: 02/03/2026 10:53, Severity: Moderate, Source: Welsh Government, Last updated: 02/03/2026 10:48
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