A new wastewater pump station was constructed in Kaiapoi. The project involved a 5.8m deep, 2.5m wetwell construction in a high water table environment within the Kaiapoi Red Zone. The construction method included an 8m deep sheetpiled cofferdam, wellpoint dewatering, PE pipe welding laying. All of this was done while working around existing services.

 

Works also included all necessary site works, earth works, gravity drainage, sercurity fencing and landscaping. The scope involved a variety of work types across the civil, mechanical and electrical engineering disciplines.