Is the M4 closed this weekend?

Drivers travelling on the M4 face overnight closures and a full carriageway closure this weekend. Smart motorway works are continuing and drivers are warned to expect delays.

This weekend will not see a fully motorway closure but a the stretch of eastbound carriageway will be closed from the early hours of Saturday morning until Monday morning. There will also be an overnight closure on Friday, March 18.

The westbound carriageway, between junction 4b for the M25 and junction 5 at Langley, will be shut from 10pm on Friday and is expected to reopen by 5.30am on Saturday, March 19. Link roads will also be shut during the same period. A diversion will be in place.

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The eastbound stretch of the motorway from junction 5 at Langley to junction 4b for the M25 interchange will be shut from Saturday morning until the early hours of Monday, March 21. Eastbound entry slip roads on to the motorway will also be closed.

The closure is due to begin at 5.40am on Saturday and the road is expected to reopen by 5.30am on Monday. Drivers should allow more time for their journeys and plan alternative routes where possible.

There will be a signed diversion in place taking drivers off the M4 and onto the A4 eastbound, A3044 southbound, A3113 eastbound, M25 clockwise at junction 14 to junction 15 where they can rejoin the M4. Next weekend will also see a carriageway closure, as National Highways looks to complete work on the smart motorway which runs from junction 3 at Hayes to junction 12 at Theale.

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