Virginia's eProcurement Marketplace #IFB 127897

UOSA GAC Treatment Optimization Project for PFAS Mitigation and Carbon Contactor Retrofits

The Upper Occoquan Service Authority (UOSA) is seeking bids for a GAC Treatment Optimization project focused on PFAS mitigation at its Centreville, Virginia facility. - Government Buyer: - Upper Occoquan Service Authority (UOSA), Centreville, VA - Project Scope: - Phase 1: Retrofit one L/2 Building carbon contactor (two cells) for PFAS pilot study - Includes restoring upflow and downflow capability via underdrain nozzle modifications - Proof-of-concept evaluation for carbon transfer improvements - Phase 2 (if authorized): Retrofit remaining seven carbon contactors (fourteen cells) based on Phase 1 results - Products/Services Requested: - Construction and modification of water treatment systems - Pilot study implementation for PFAS removal - Evaluation and improvement of carbon transfer processes - Unique Requirements: - Phased retrofit approach with expansion contingent on pilot study outcomes - Emphasis on PFAS mitigation and water treatment optimization - OEMs and Vendors: - No specific OEMs or vendors are named in the solicitation - Technical Focus: - Upgrades to carbon contactors and underdrain nozzle systems - Water treatment system enhancements for PFAS removal

Description

This solicitation is an Invitation for Bids (IFB) issued by the Upper Occoquan Service Authority for the GAC Treatment Optimization project. The project involves retrofitting one L/2 Building carbon contactor, consisting of two cells, to serve as the PFAS pilot study system, restoring upflow and downflow operating capability, and implementing a proof-of-concept evaluation for carbon transfer improvements. If authorized, Phase 2 will include retrofitting the remaining seven carbon contactors with selected improvements based on Phase 1 results. The work location is 14631 Compton Rd., Centreville, VA.

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