Closed

Flow Equalization Improvements for Industrial Pretreated Wastewater

Description: This project includes the installation of a bolted steel tank flow equalization basin (FEB) and piping to equalize flow.

Buyer: City of Marshalltown
City · IA, US
Released: Sep 14, 2026
Closes: Oct 6, 2026(Closed)

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Active alternatives to this closed RFP

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Woodhaven Association
IL
Posted
Sep 16, 2026
Closes
Oct 7, 2026
Woodhaven Association - WWTP Equalization Basin Improvements
Removal of sludge, liner, baffle wall, etc. In the existing WWTP equalization basin and replacement of the liner, baffle wall and aeration system.
City of Van Buren
CityMO
Posted
Sep 8, 2026
Closes
Oct 13, 2026
Van Buren Wastewater Improvements
The Work of this Contract consists of the following: 1. Wastewater Treatment Facility Upgrades - Construction and installation of a mechanical influent screen and the replacement of oxidation ditch rotors 2. Collection System Rehabilitation & Upgrades - Collection System: Rehabilitation of the existing sewer system includes point repairs, lining or replacement of manholes and gravity sewers, as well as other miscellaneous repairs - Terminal Lift Station: Installation of a level sensing probe to replace the existing float pump controls, replacement of the cell monitoring system and raising all electric components out of the floodplain.
Atwood Regional Water And Sewer District
Special DistrictOH
Posted
Aug 21, 2026
Closes
Oct 28, 2026
Wastewater Treatment Plant Improvements
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.
Conway Corporation
Special DistrictAR
Posted
Aug 16, 2026
Closes
Oct 20, 2026
Tucker Creek Wastewater Treatment Plant to Equalization Storage - Phase II
Wastewater treatment plant to equalization storage - phase i. Project principally includes treatment pond sludge removal, demolition and the installation of site piping, valves, slide gate, electric actuators, and all appurtenances to complete the project as shown on the plans and indicated in the specifications.

Key Contacts

Decision makers connected to this RFP from City of Marshalltown.

Vanessa ArmasAccounts Receivable

*******@************

+1 (***) ***-****

Christopher T. JonesChief of Police

*******@************

+1 (***) ***-****

Carol WebbCity Administrator

*******@************

+1 (***) ***-****

Alicia HunterCity Clerk

*******@************

+1 (***) ***-****

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Active alternatives to this closed RFP

These related opportunities are still open for bidding.

Woodhaven Association

Posted

Sep 16, 2026

Closes

Oct 7, 2026

Woodhaven Association - WWTP Equalization Basin Improvements

Removal of sludge, liner, baffle wall, etc. In the existing WWTP equalization basin and replacement of the liner, baffle wall and aeration system.

City of Van Buren

CityMO

Posted

Sep 8, 2026

Closes

Oct 13, 2026

Van Buren Wastewater Improvements

The Work of this Contract consists of the following: 1. Wastewater Treatment Facility Upgrades - Construction and installation of a mechanical influent screen and the replacement of oxidation ditch rotors 2. Collection System Rehabilitation & Upgrades - Collection System: Rehabilitation of the existing sewer system includes point repairs, lining or replacement of manholes and gravity sewers, as well as other miscellaneous repairs - Terminal Lift Station: Installation of a level sensing probe to replace the existing float pump controls, replacement of the cell monitoring system and raising all electric components out of the floodplain.

Atwood Regional Water And Sewer District

Special DistrictOH

Posted

Aug 21, 2026

Closes

Oct 28, 2026

Wastewater Treatment Plant Improvements

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.

Conway Corporation

Special DistrictAR

Posted

Aug 16, 2026

Closes

Oct 20, 2026

Tucker Creek Wastewater Treatment Plant to Equalization Storage - Phase II

Wastewater treatment plant to equalization storage - phase i. Project principally includes treatment pond sludge removal, demolition and the installation of site piping, valves, slide gate, electric actuators, and all appurtenances to complete the project as shown on the plans and indicated in the specifications.