Bondi Sewage Treatment Plant Reliability Improvement and Modernisation Program, Sydney, Australia
Key Data:
Population served
500,000
Average daily dry weather discharge
130 million litres/day
Treatment level
High-rate primary
Discharge
Deepwater ocean outfall 2.2km from shoreline, 63m max. water depth, 512m diffuser zone
Eventual recycling capacity
3 million litres/day
Odour control
Wet scrubbing system & masking sprays; ferrous chloride dosing in the summer
Project cost
AUS$95m
Project Timeline:
Plant built
Late 1940s
Ocean outfall constructed
1991
Water Plan 21 first released
1997
Water Plan 21 revised
2002
Review of Environmental Factors displayed
August 2002
Construction contract awarded
June 2003
Project began
January 2004
Cavern tunnelling
January – late May 2004
Construction staging area established
April 2004
Below ground work completed
2006
Hugh Bamford Reserve restoration work completed
October 2006
Scheduled completion
2007
Key Players:
Plant owner/project sponsor
Sydney Water
Concept design
CH2M Hill and Sinclair Knight Merz
Detailed design & construction
United Group Infrastructure, Walter Construction Group and Golder Associates
Hugh Bamford Reserve restoration
Pan Civil
Weed control
Earth Repair & Restoration
Discharge licensing authority
Department of Environment and Conservation
