Gravity, granular filtration for solids removal
Following biological treatment, the wastewater is filtered using granular media for additional suspended solids removal.
Design recommendations
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Blue Plains Advanced Wastewater Treatment Plant
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Product overview
Listed products follow the recommendations set by ITT Water & Wastewater. Note that other products may be suitable depending on operating conditions.
Filtration
Leopold FilterWorx® Gravity Filtration
Gravity, granular filters used primarily for suspended solids removal. Consists of Leopold Type S® dual parallel lateral underdrain, Leopold Engineered Filter Media® products and FilterWorx® control systems.
Leopold Type S® Family of Underdrain
Underdrain are used to support media during filtration and to uniformly distribute backwash air and water when the filtration media needs to be cleaned.
Engineered Filter Media® Products
Engineered Filter Media® products are used in a gravity, granular media filter to remove solids and to support biological growth.
FilterWorx® Control System
FilterWorx® control systems are used to control the valves, pumps, blowers and water flow in a gravity, granular media filter.