The Order will imposes a temporary prohibition of vehicles or a temporary speed limit of 50 mph, 40 mph, 30 mph, or 10 mph on the lengths of the M4 motorway.
Documents
The M4 motorway (junctions 23 to 23A (Magor, Monmouthshire)) (temporary traffic restrictions and prohibitions) Order 2026: made order , file type: PDF, file size: 184 KB
PDF
184 KB
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The M4 motorway (junctions 23 to 23A (Magor, Monmouthshire)) (temporary traffic restrictions and prohibitions) Order 2026: public notice , file type: PDF, file size: 115 KB
PDF
115 KB
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Details
This temporary order comes into force on 31 August 2026.