Tailings Dam Raise
Project Timing: 09/2016 – 05/2017
Project Value: $6,700,000
Client details: BHP (Coal Projects)
Upstream and downstream raises to perimeter embankments and centreline raise of an internal decant access embankment
Construct a new, raised emergency overflow external spillway
Reinstatement of tailings delivery pipelines and discharge spigots along the crest of the raised eastern and southern perimeter embankments.
Temporary and of the existing decant return water pipeline, decant pump electrical infrastructure and dewatering pontoon pump and walkway. Reinstatement of this infrastructure following raising of the internal embankment.
Topsoiling, hydromulching and grass seeding the downstream batter of the raised perimeter embankment.