St Helena Trunk Main Augmentation – Construction Contract


Project Value



Rosebank NSW


Bulk Water Supply

Project Requirements:

Guarantee bulk water supply to Byron and Ballina Shire areas through the installation of a new DN600 MSCL Trunk Water Main upgrading the existing and failing DN300 St Helena WM.

Installation 4500m DN600 Welded MSCL Pipe from Dorroughby to Clunes including clearing and installation of the pipeline on >50% gradient slopes, multiple creek crossings, access roads, cross-connections and performance testing.

Challenges or difficulties

The pipeline spans fifteen different land holders from commercial farms to private residences, all requiring careful planning and sequencing to ensure construction can progress with minimal disturbance to landowners.