Waterloo Wastewater Treatment Plant Upgrade – Contract 3

Graham’s scope of work on this project included general site work modifications including new yard piping and pavement, the demolition of the existing Administration Building and Primary Clarifiers, the tie in of raw wastewater trunk sewer, and the expansion of raw wastewater truck sewer.

Also included was the installation of primary influent piping, headworks equipment, biosolids treatment equipment, and new electrical, instrumentation and control systems. New construction included the Headworks Building and Biofilter, a new Biosolids Building and Ferric Chloride Feed System, and a new raw wastewater plant bypass.

Graham self-performed all concrete works (10,000 m³ of concrete, 25,000 m² of formwork).