M4 Junctions 3 to 12 Upgrade to smart motorway – September 2019 news bulletin

Published: 11 September 2019

There are major milestones ahead this Autumn with the start of main work to replace several bridges getting underway.


There is a full closure of the M4 over the weekend of 27-30 September, with two further closures in mid and late November to allow for the demolition and construction of bridges between junctions 8/9 and 5 - with more to come in 2020 and 2021.  You can find out more in the bulletin or at our websites: http://www.highwaysengland.co.uk/m4j3to12 and https://m4j3to12smartmotorway.commonplace.is/.


If you have any questions or comments and would like a response please continue to email us at M4J3to12SmartMotorways@highwaysengland.co.uk or call 0300 123 5000.