M4 : Eastbound : J47 Penllergaer :

M4 : Eastbound : J47 Penllergaer : Roadworks : Entry slip road closed : Diversions in place : 23/01/26-24/01/26 1900-0900 :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 23/01/2026

End Date: 24/01/2026

First Published

16/01/2026 12:17

Reference Number

RNMDA_2026126642

Last Updated

16/01/2026 12:17

Source Agency

Welsh Government

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