Grit To Green

A combined grit separation, washing and dewatering process leaves a Wisconsin treatment plant with lower operating costs and two desirable byproducts.
Grit To Green
One of two RoSF 4 COANDA grit washer units (Huber Technology). One unit operates at all times. By rotating the units, the plant can keep one on hand for standby and perform maintenance on one unit while the other is online.

The team at the Isle La Plume Wastewater Treatment Plant in La Crosse, Wis., wanted to optimize treatment process efficiency and effectiveness, but its grit screw system was not performing to expectation.

Because of the odor, hazardous nature, and sheer weight of the...

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