A470 : Northbound : Upper Boat : Onslip closed : 12/05/26-13/05/26 1930-0500 : Diversions in place :
ClearedDescription: 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
- Start time
- To be confirmed
- Expected end
- Wed, May 13, 2026 4:05 AM
- Duration
- Live incident
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- First published
- Tue, May 12, 2026 7:30 PM
- Cleared
- Wed, May 13, 2026 4:05 AM
- Coordinates
- 51.575249, -3.287920
- Feed provider
- Traffic Wales
- Coordinate source
- Georss Point
Source: Traffic Wales data feed
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Cleared Traffic WalesDescription: A470 : Now clear : Northbound : Nantgarw, Start time: 24/04/2026 8:45 , Expected end time: 24/04/2026 8:50, Severity: Moderate, Source: Welsh Government, Last updated: 24/04/2026 8:45
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Cleared Traffic WalesDescription: A470 : Now clear : Northbound : Nantgarw, Start time: 04/12/2025 9:00 , Expected end time: 04/12/2025 9:05, Severity: Moderate, Source: Welsh Government, Last updated: 04/12/2025 9:00