M4 : Eastbound : J44 Lon Las

M4 : Eastbound : J44 Lon Las : 18/06/26 1930-0000 : Cyclic maintenance : Onslip closed : Diversions in place :

Type of event: Roadworks

Severity of disruption: Road closure

Start Date: 18/06/2026

End Date: 18/06/2026

First Published

13/06/2026 09:06

Reference Number

RNMDA_2026130018

Last Updated

13/06/2026 09:06

Source Agency

Welsh Government

Connect with Traffic Wales