M25 Widening J27-30

Scheme outline

This scheme provides a fourth lane in each direction between the M11 and the A13.

This scheme was completed in and we're no longer accepting updates or changes to this page.

Other upgrade
under motorway restrictions
Highway authority
Central Government


19 February 2009

Trees and bushes have started to be removed from embankments between junctions 27 and 28. All set for proper construction to start in July 2009.

16 September 2009

A contraflow and 50 limit have now been imposed between junctions 27 and 28. Work is now rapidly advancing on the eastbound carriageway, with the original hard shoulder and land to the side of the road now cleared.

4 September 2010

From J27 up to a mile before J28 the works are completed and 4 lanes are now open. The works have now shifted down from J28 to J29.

9 March 2011

Work to widen the section between J29-30 is scheduled to start in June 2011.

16 July 2011

The section between J28-29 is now fully open.

15 May 2012

The main phase of construction is now complete, and the temporary 50mph speed restriction is expected to be removed in the next few days.

24 May 2012

The 50mph speed restriction was removed on 23 May 2012. Overnight lane closures will continue until work in the central reserve is completed.

More information


With thanks to Michael Pritchard for information on this page.