WWTP Filter Building Flocculation Equipment (Mixer) 2025

The City of Caldwell is seeking proposals from qualified companies to provide the City Wastewater Treatment Plant (WWTP) Filter Building with flocculation mixers inside each of two flash mixing basins. The selected supplier will be responsible for furnishing FOB jobsite, all services, specialty services, goods, equipment, and materials required for the supply of filtration equipment for the Owner’s new Filter Building. The scope of work includes the supply of flocculators, control panels, access bridges, preparation of shop drawings, operation and maintenance manuals, and record drawings, as well as coordination with installing contractors, on-site inspection and field testing of supplied and installed equipment, and training of Owner personnel. • The City of Caldwell WWTP holds an NPDES permit with phosphorus limits to be met by 2026. • The City is adding a flocculation stage to their existing wastewater treatment plant (WWTP) as part of a project to add chemical addition to their tertiary filtration process. • The selected supplier must have demonstrated experience with flocculation equipment. • The supplier shall provide shop drawing submittals to the Engineer per Section 01 33 20 – Supplier Submittals and as required per individual technical specifications. • The supplier shall provide design consultation services as part of the required Special Services. • The supplier shall plan on up to 20 hours of remote Engineering support (telephone, e-mail, or virtual meetings). • The supplier shall furnish operation, maintenance and technical manuals (i.e., Owner’s Manuals) pertaining to the equipment that is supplied in accordance with Section 01 33 20 – Supplier Submittals.