Closed · J39 Groes

M4 westbound at J39 Groes — onslip closed (diversions in place)

Westbound · J39 Groes · 19/10/26-24/10/26 2000-0600

Until 24 Oct, 06:00
19/10/2026 20:00 · Liberty Lux Travel Cymru

Road M4

Direction Westbound

Place J39 Groes

Works Onslip closed

Impact 19/10/26-24/10/26 2000-0600

Severity Road closure

Starts 19/10/2026 20:00

Ends 24/10/2026 6:00

Source: Welsh Government · Traffic Wales