Clarifier renovations had been challenging for City Water, Light and Power (CWLP) in Springfield, Illinois.The conversion of two existing clarifiers to a new design involved installing new steel components to which coatings were applied to resist corrosion. The initial epoxy coatings began to fail within a few years after application.In 2013, the utility faced converting a third clarifier. This time, utility leaders wanted a longer-lasting coating. They found it in an edge-retentive ultra-high-solids epoxy engineered for immersion service. The clarifier with the new coating was commissioned in April 2014.Proud historyIn 1930, Springfield voters passed a $2.5 million bond issue to
