Works were required at Bunbury WWTP to increase the treatment capacity to a value of 13ML/D to cater for the WWTP inflows. GO was selected as head contractor to carry out works including a dewatering upgrade with gravity drainage deck building, sludge treatment upgrading, dewatering centrifuge, polymer storage, a batching and dosing system and the aeration and sequencing batch reactor upgrade. New LV switchboards, a LV switchroom and blower room building with tilt-up panels, a process air upgrade, reuse filtrations system, HV power supply and electrical instrumentation and SCADA systems were all installed during the project.
