The M4 smart motorway project started in 2018 and is due to be completed in spring 2022 Part of the M4 will close overnight for ongoing work to turn it into a so-called smart motorway. The ...

“Works are due to start on the M4 between junctions 10 (Wokingham) and 12 (Theale) from May 7, 2024.” As part of the work, the left lane on each carriageway of the four lane motorways will be ...

The plans cover junctions three to 12 of the M4 and are expected cost up to £860m Work on what will be the longest stretch of "smart motorway" in England has begun, with disruption expected until ...

The longest outage was at junction 14 on the M4, a stretch of smart motorway that does have a hard shoulder. The sensors and signals were out for 11 days. Edmund King, president of the AA ...