Contractor to furnish all materials, labor and equipment for the construction of the wastewater treatment facility expansion from the existing 2.0 MGD to 3.0 MGD. Construction of the expansion include but not limited to providing labor, materials, equipment, and required incidentals to furnish, excavate, install and backfill one (1) reinforced concrete Aeration Basins, one (1) reinforced concrete Clarifier Basin, and two (2) reinforced concrete Digester Basins, (1) chlorine contact basin, including aeration equipments, piping, valves, grating, handrails, and necessary appurtenances; Installation of one Rotating Drum Screen in existing platform as early work item, new headworks platform with two (2) additional Rotating Drum Screens, one (1) Return Activated Sludge pump, one (1) Aeration Basin Multistage Centrifugal blower, and one (1) Digester Basin blower, including piping, valves, electrical instrumentations, and necessary appurtenances; Modifications and additions to the to the headworks; sitework to include yard piping, and restoration; in accordance with the plans and specifications. Complete in Place.