M4 : Westbound : J45 Ynysforgan to J46 Llangyfelach :

M4 : Westbound : J45 Ynysforgan to J46 Llangyfelach : Roadworks : Entry slip road closed : Diversions in place : 22/09/25-24/09/25 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 22/09/2025

End Date: 24/09/2025

First Published

19/09/2025 11:58

Reference Number

RNMDA_2025123835

Last Updated

19/09/2025 11:58

Source Agency

Welsh Government

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