M4 : Westbound : J48 Hendy : 18/12/25-19/12/25 1900-0200 : Clearance work : Onslip closed : Diversions in place :

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Description: M4 : Westbound : J48 Hendy : 18/12/25-19/12/25 1900-0200 : Clearance work : Onslip closed : Diversions in place :, Start time: 18/12/2025 19:00 , End Date: 19/12/2025 2:00, Severity: Road closure, Source: Welsh Government, Last updated: 13/12/2025 12:11

Source: https://traffic.wales/road-traffic-alerts/588199