Water & Wastewater Treatment

Industrial Food Plant WWTP

Construct a new 2MGD water treatment facility for a raw food processing plant. Structures include a 580-foot x 290-foot concrete Covered Anerobic Lagoon (CAL), an Aerobic Basin, Secondary Clarifier, Headworks/Screening Building, Blower and Biogas Buildings, a new well, well house, and site piping for influent and effluent wastewater, well water, and biogas lines.

Designer: The Stover Group
Value: $45 Million
Construction Period: 02/2020 - 03/2021
Location: Othello, Washington
Owner: Private Owner

Wawona WWTP, Yosemite National Park

Rehabilitate the 30-year-old WWTP. Construct Solids Handling and expand the Administration buildings, demolish and replace the entire mechanical and electrical systems including process piping, equipment, wiring, controls and etc. throughout the plant while maintaining plant operations. Perform testing and startup, programming and integration, renovate the golf course irrigation system, and remove the river discharge pipeline.

Designer: N/A
Value: $20 Million
Construction Period: 06/2020 - 03/2022
Location: Wawona, California
Owner: National Park Service

Blackfoot WWTP Improvements

Upgrade the existing wastewater treatment plant while maintaining complete plant operations. Construct new interceptor (including a 58-inch boring under Interstate 15), new Headworks Building and UV Building, repair existing anaerobic digester, improve existing aeration system, retrofit existing secondary clarifier, demolish existing sewer systems and piping, work includes bypass pumping, site improvements, yard piping, electrical, controls & instrumentation.

Designer: JUB Engineers
Value: $14 Million
Construction Period: 11/2019 - 05/2021
Location: Blackfoot, Idaho
Owner: City of Blackfoot

Tank 1B Improvements

Construct a two-million-gallon prestressed concrete water storage reservoir, overflow pond, and site improvements, and connect the reservoir to the existing water distribution system. Project includes significant blasting and rock removal.

Designer: Keller Associates
Value: $3 Million
Construction Period: 09/2018 - 05/2019
Location: Mountain Home, Idaho
Owner: City of Mountain Home

American Falls WWTP Improvements

Demolish the RBC building, primary and secondary sludge pump stations, primary and secondary clarifiers, trickling filter, sludge drying beds, miscellaneous piping, equipment and ancillary structures. Construct new headworks building, membrane bioreactor building (MBR), process building and basins, and solids handling building.

Designer: Keller Associates
Value: $11.0 Million
Construction Period: 01/2012 - 12/2013
Location: American Falls, Idaho
Owner: City of American Falls
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