Warner Robins Ionwave #U-4708 Addendum 3

Award for Sandy Run Creek WPCP Rotary Drum Thickener Replacement Project

This opportunity concerns the City of Warner Robins' award for the Sandy Run Creek Water Pollution Control Plant Rotary Drum Thickener (RDT) Replacement Project. - Government Buyer: - City of Warner Robins, Purchasing Office, Utility Department, Procurement Office - Key OEMs and Vendors: - Andritz (new RDT unit, jet mix pump, booster pump) - Kusters (existing RDT unit to be removed) - Mixing Systems, Inc. (jet mixing system, no approved equals) - McNichols (aluminum grating or approved equivalent) - Parrish Construction Group (prime contractor) - Ardurra Group, Inc. (project management/engineering) - Products and Equipment Requested: - Andritz Rotary Drum Thickener (RDT) unit (1) - Jet Mix Pump, Andritz PDR 1200, 400 GPM (1) - Reuse Water Booster Pump (1, if required, Andritz) - Rotary Drum Thickener Motor, 2 HP, 480V, 3 phase (1) - Polymer Dosing Pump (1) - Electrical Panel, NEMA 4X 316SS, PNL-PMP-2001-1 (1) - Fiber Optic Breakout Panel with network switch (1) - Aluminum grating, guardrails, C-channel supports, handrails (McNichols or equivalent) - Various valves and pipe fittings - Services Requested: - Demolition and removal of existing Kusters RDT unit - Installation of new Andritz RDT unit and associated mechanical/electrical upgrades - Platform modifications and extension - Power system studies (short circuit, arc flash, device coordination) - SCADA integration and electrical panel upgrades - Unique/Notable Requirements: - No approved equals for jet mixing system (Mixing Systems, Inc. only) - Minimal plant downtime during RDT replacement - Reuse of existing elevated concrete pad with extension - All aluminum structural materials for supports and handrails - Power system studies limited to Solids Handling Building - Compliance with detailed technical specifications for electrical and structural work - General construction contingency and allowance for reuse water booster pump - Project managed under a single prime contract (Parrish Construction Group) - Excludes alternate for new Digester #1 jet mixing system

Description

Sealed bids are invited for the Sandy Run Creek Water Pollution Control Plant Rotary Drum Thickener Upgrades project by the City of Warner Robins. The project scope includes replacing the existing Kuster's Rotary Drum Thickener (RDT) unit with a new Andritz RDT unit, along with platform modifications and piping instrumentation upgrades. Bids are to be submitted for a single prime contract on a unit price basis. A pre-bid conference is scheduled but attendance is not mandatory. The awarded contract amount is approximately $1,306,520 to Parrish Construction Group, Inc.

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