M4 : Eastbound : J45 Ynysforgan to J44 Lon Las

M4 : Eastbound : J45 Ynysforgan to J44 Lon Las : Carriageway maintenance : Road closed : Diversions in place : 04/07/26-06/07/26 2000-0600 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 04/07/2026

End Date: 06/07/2026

First Published

27/06/2026 08:16

Reference Number

RNMDA_2026130292

Last Updated

27/06/2026 08:16

Source Agency

Welsh Government

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