Blower and Fine Screen Improvements at WWTP

Scope of Work: 1. Base Bid – Blower Station Improvements: a. Purchase and install one (1) new multistage blower and control panel; install intake and discharge piping, valves, accessories, pipe supports. b. Remove and replace four (4) existing blower control panels with four (4) new blower control panels. c. Recoat the blower station piping to the limits shown on the design drawings. d. Remove and Replace one (1) existing 14” coupling on the blower station discharge header pipe. e. Remove and Replace one (1) existing 10” coupling and one (1) existing 8” coupling on the plant air piping. 2. Base Bid – Replacement of Fine Screens: a. Purchase and install two (2) new Huber mechanical step screen assemblies, including control panel, wiring, disconnects, shutoffs; remove and dispose of existing units. b. Purchase and install one (1) new conveyor and screenings washer assembly, including control panels, wiring, disconnects, shutoffs; remove and dispose of existing unit 3. Base Bid – New Handrails for the Headworks Facility: a. Install a new handrail system for the headworks assembly as indicated in the design drawings. Remove and dispose of existing handrails. 4. Base Bid – Partial Wall Liner for the Grit Basin: a. Install a 100% Calcium Aluminate corrosion-resistant wall liner material (such as SewperCoat) to the limits and thicknesses as indicated on the drawings.

Sewage Treatment Plant, New Construction.

Division 46 -

Water and Wastewater Equipment, Screening Equipment.