• Client: North Shore City Council
• Year: 1997 - 2009

Other projects completed on the Rosedale site over the years:

• 1997 - Inlet works upgrade Mechanical.
• 1999 - Design and Build 2 x 22m diameter floating gas holder digester covers and all associated blowers, heaters, pumps and piping.
• 2000 - Sludge dewatering upgrade.
• 2002 - Digesters 1 & 2 upgrade. Decommission and rebuild all plant and piping, civils and electrical.
• 2003 - Sludge thickening project. Thickener mechanisms, piping, pumps, ventilation reticulation to new odour control system.
• 2004 - Supply and install mechanical plant for Silverfield storm water storage tank.
• 2005 - MLE scum plant supply and install.
• 2006 - Digester blower upgrade. Supply and fit new blowers to increase supply to gas engines.
• 2006 - Gas engine exhaust supply and fit.