CANNINGTON CELL 1 BUTTRESS WORKS

Project Information

Client: South 32
Start: October/2019
Completed: April/2020
Project Value: $8,000,000
Location: Cannington, QLD

Description

Construction of earthfill buttress to the existing Cell 1 Tailings Dam including:

  • 50,000m3 of topsoil stripping and vegetation removal
  • Placement of seepage blanket under buttress emabnkment inluding finger outlet drains
  • 300,000m3 of engineered buttress emankment construction including access ramps and safety bunds
  • 20,000m3 of Decant rockfill construction over existing decant
  • Construction of new spillway basin including grouted rock protection
  • Construction of over 500m of subsoil drainage system including trench excavation, bedding,   
  • HDPE pipe installation and sump outlet construction and connection