The works involved widening the carriageway either side of the motorway over bridge and included clearance of wooded areas and major re-grading of embankments.

The storm drainage system was largely altered and existing services repositioned or replaced. Temporary traffic signals were maintained until the new, permanent signals could be installed.

Due to the extreme volumes of traffic using this junction, the majority of works were carried out at night. To ensure the safety of both members of the...