F. Wayne Hill Water Treatment Plant

  • F Wayne Hill Water Treatment Plant

Gwinnett County, Ga., is one of the fastest growing regions in the United States. It saw the need for an expanded wastewater treatment facility even as Phase I of the original plant was being completed.

Skanska was hired to manage the construction of Phase II of the F. Wayne Hill Wastewater Treatment Plant, a $450 million contract. The company implemented the construction based on 3D plant modeling and more than 3,000 drawings.

The scope of the project included construction of:
· a GAC blower building
· a post-ozonation distribution box
· a pre-ozonation distribution box
· a solids storage tank
· an influent pump station
· an ozone/effluent electrical building
· an electrical building
· five pre-stressed concrete equalization tanks and an associated odor control building
· granular activated carbon (GAC) absorbers
· post-ozone contactors
· pre-ozone contactors
· three anaerobic digesters
· two backwash return basins
· yard piping

Other work included:
· modifying backwash return pump station
· modifying existing piping
· modifying GAC absorbers
· modifying two existing anaerobic digesters
· demolition of the membrane demonstration building
· furnishing all labor, materials, equipment and incidentals required for modifications and expansion of the effluent pump station
· installation of a gas control system, including a new compressor building and four new gas storage tanks
· installation of piping associated with the new and modified facilities, including a new electrical ductbank
· procurement and installation of electrical wiring, switches, equipment, appurtenances and transformers
· procurement and installation of instrumentation and controls

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