Sperling Pumping Station Upgrade Project

The Sperling Pumping Station project involved the long-term permanent bypass system (for the duration of the project and beyond), pump chamber, submersible pumps, valves and piping, a hot tap connection to the existing 508 mm force main, connection manholes, electrical control system, power supply and temporary standby generator.

A long-term permanent submersible pump bypass system was provided that was able to pump the required 610 l/s at a total dynamic head of approximately 10 m without interruption for the full construction period and beyond. Full 24/7 standby, supervision and monitoring of the pumps was also provided.

The project also involved upgrades to the pump station intake works, including the following:

• New sewer junction chamber, wet well modifications, and a new inlet slide gate;
• New larger sewage pumps and motors
• Replacement and modifications to the suction and discharge piping and valves
• Replacement of all pump discharge piping and valves
• New valve chamber at connection of pump header and forcemain, including flow meter and valve(s)
• Electrical and communication upgrades including new hydro feed, dual voltage 25/12.5 kV transformer and switchgear, PLC, MCC, etc., reduced voltage starters and communications equipment
• New HVAC systems, lighting systems, and plumbing system
• New standby generator system
• New odour control system
• Building additions to house the upgrades
• Architectural and landscaping improvements
• Seismic upgrades
• Two access roads, paving and curbing, landscaping,