M4 : Westbound : J45 Ynysforgan to J46 Llangyfelach :

M4 : Westbound : J45 Ynysforgan to J46 Llangyfelach : Road closed : 05/05/26-06/05/26 2000-0600 : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 05/05/2026

End Date: 06/05/2026

First Published

01/05/2026 12:57

Reference Number

RNMDA_2026129168

Last Updated

01/05/2026 12:57

Source Agency

Welsh Government

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