Description: Work include replace the specified screw pumps located within the 2nd stage influent pump station per the specifications and plans including: the screw pump motors, flights, electrical controls, concrete foundation improvements, all associated accessories, spare parts as indicated, other appurtenance.
City · OH, US
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Special DistrictTX
Posted
Sep 22, 2026
Oct 12, 2026
The project includes the rehabilitation of aeration basin no. 1 through no. 6, clarifier no. 1 and no. 2, and chlorine contact basin no. 1 and no. 2 within the WWTP.
CityIA
Posted
Sep 15, 2026
Oct 29, 2026
Planned improvements shall include preliminary treatment building upgrades (mechanical screen replacement, grit equipment replacement, and HVAC improvements), primary clarifiers replacement, new primary sludge pumping station, new intermediate lift station, aeration tank rehabilitation and process improvements (conversion to three-stage), aeration blower replacement in a new secondary control building, replacement of existing final clarifier 1-4 mechanisms and structural rehabilitation and handrail replacement, new final clarifier construction, ras pump station replacement in a new secondary control building, rehab of one anaerobic digester for conversion to sludge storage, plant wide odor control to address odors from the headworks, primary clarifiers, intermediate lift station, and solids dewatering areas, new plantwide standby emergency power generator(s), new WWTP main switchgear replacement, new WWTP SCADA system upgrades, code related improvements for NFPA 820 and other safety related standards, demolition of unused WWTP structures and buildings (north primary clarifiers and associated pump houses, south primary clarifiers and associated pump houses, south headworks building and grit detritor system, gas conditioning building, pipe valve vault building, garage #1, garage #2, and storage building adjacent to the chlorine contact tanks) and related HVAC, plumbing, electrical, instrumentation, and site/civil improvements.
CityOR
Posted
Aug 19, 2026
Oct 7, 2026
Procurement of professional engineering design services for the City of Sandy's Wastewater Treatment Plant Improvements, including the retrofit to a membrane bioreactor (MBR) facility and upgrades to headworks, aeration basins, and solids handling processes.
Atwood Regional Water And Sewer District
Special DistrictOH
Posted
Aug 21, 2026
Oct 28, 2026
Division 1 base bid: encompass work within the wastewater treatment plant including replacement of process equipment (splitter box, blowers, air piping, diffusors, clarifier equipment and digester air system) a new generator, electrical upgrades, installation of gravity sewer piping, and construction of a new building to house the blowers and electrical components. Alternate 1: includes all labor, material, equipment, and appurtenances to provide and install mechanical screen location and appurtenances in the headworks building as shown on the plans and as stated in the specifications. Includes all concrete work associated with channel relocation, electrical improvements and mechanical screen location. Alternate 2: includes all associated labor, material, equipment, and appurtenances to provide and install all blowers, diffusers, and accessories for the project as shown on the plans and as stated in the specifications. Division 2 base bid: includes construction of the new administration building, new water supply well, grinder pump station and electrical installation. Alternate 1: includes removal and replacement of concrete floors and drive approach to an existing storage building.
Decision makers connected to this RFP from City of Orrville.
