M4 : Westbound : J47 Penllergaer to J48 Hendy : 25/02/26-27/02/26 1900-0600 : Carriageway maintenance : Closed : Diversi

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Description: M4 : Westbound : J47 Penllergaer to J48 Hendy : 25/02/26-27/02/26 1900-0600 : Carriageway maintenance : Closed : Diversions in place :, Start time: 25/02/2026 19:00 , End Date: 27/02/2026 6:00, Severity: Road closure, Source: Welsh Government, Last updated: 21/02/2026 9:15

Source: https://traffic.wales/road-traffic-alerts/589748