M4 : Westbound : J44 Lon Las :

M4 : Westbound : J44 Lon Las : Onslip closed : Offslip closed : 06/05/26 1900-0000 : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 06/05/2026

End Date: 06/05/2026

First Published

01/05/2026 12:52

Reference Number

RNMDA_2026129167

Last Updated

01/05/2026 12:52

Source Agency

Welsh Government

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