Pacific Highway Upgrade, Woolgoolga to Ballina – Maclean Cut

Project Details

The Woolgoolga to Ballina Pacific Highway upgrade involved the duplication of 155 kilometres to a four-lane divided road, starting 6 kilometres north of Woolgoolga (north of Coffs Harbour) and ends 6 kilometres south of Ballina.

The Maclean cut project was a variation of the Woodburn to Broadwater service road project.

Construction of pavement crossovers and widening

• Cleaning, grubbing, topsoil stripping and bulk earthworks;
• Foundation works and select and upper zone material placement;
• Installation of all required drainage and scour protection;
• Installation of permanent fencing and road furniture including guide posts and F-type barrier.

Yamba interchange preload and foundation treatment

• Removal of the existing pavement;
• Foundation treatments including installation of drainage layer and wick drains;
• Placement of surcharge materials;
• Installation of surcharge monitoring equipment;
• Installation of required temporary and permanent drainage;
• Temporary stabilisation of earth embankments.

The Maclean cut project purpose was to facilitate future growing traffic and prepare the land for the Yamba interchange area.