Park Avenue WWTP Emerald - Sedimentation Tanks - Cleaning & Remedial Works

Overview Central Highlands Regional Council is seeking to engage a suitably qualified and experienced contractor to conduct high-pressure water cleaning and concrete remedial works on two primary sedimentation tanks at Park Avenue WWTP, located in Emerald. The plant is an operational treatment facility, and works must be completed with minimal disruption to process. Scope Separable Portion 1, Primary Sedimentation Tank (4) Isolate sedimentation tank from the treatment process Remove all settled sludge, scum, grit, and debris from tank floor, walls, and launders High-pressure water clean of all surfaces to remove biofilm/grease Clean and free scum baffles, weirs, and outlet channels Joint inspection of tank and mapping of defects with CHRC representatives Undertake concrete repairs utilising Xypex crystalline technology (or equivalent approved) as detailed in item 3.5 and Appendix D Return tank to service clean, repaired and empty Separable Portion 2, Primary Sedimentation Tank (5) Isolate sedimentation tank from the treatment process Remove all settled sludge, scum, grit, and debris from tank floor, walls, and launders High-pressure water clean of all surfaces to remove biofilm/grease Clean and free scum baffles, weirs, and outlet channels Joint inspection of tank and mapping of defects with CHRC representatives Undertake concrete repairs utilising Xypex crystalline technology (or equivalent approved) as detailed in item 3.5 and Appendix D Return tank to service clean, repaired and empty Contractor Requirements Suitably qualified and experienced in conducting high-pressure water cleaning and concrete remedial works