Case Study

Rotating Biological Contractors

Rotating Biological Contractors

Waste Type: Municipal Flow: 0.99 MGD Problem: Increases in BOD loadings had created a burden for this municipal plant and the operator in charge. Grease build-up had accumulated in the lift stations and a white filamentous film had developed on the RBC's. The plant settled poorly and there was a great deal of foaming on the aerobic digesters. A $110,000 project was planned to expand the sludge drying beds and sludge storage area. S

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