North Carolina eVP #274-5220-2026-FMH

Replacement of Norit DARCO 4X12 GAC Media at Raleigh Water Treatment Plant

This opportunity involves the replacement of Granular Activated Carbon (GAC) filter media at the Dempsey E. Benton Water Treatment Plant for the City of Raleigh Public Utilities Department. - Government Buyer: - City of Raleigh, Public Utilities Department, Dempsey E. Benton Water Treatment Plant - Contact: Mike Hughes, Plant Operations Superintendent - OEMs and Vendors: - Norit (manufacturer of DARCO 4X12 GAC media) - Products/Services Requested: - 7,040 cubic feet of Norit DARCO 4X12 Granular Activated Carbon media - Must meet AWWA Standard B604 and B100 - Domestically produced - Specifications: effective size 1.5-3.0 mm, uniformity coefficient 1.3, density 14-25 lbs/ft3, molasses decolorizing efficiency of 60 min - Removal and proper disposal of existing GAC media from 8 filters - Cleaning and reuse of existing graded gravel in filters - Installation of new GAC media, including backwashing and media depth confirmation - Delivery scheduling and coordination during weekdays (7:00 am to 3:00 pm) - Unique/Notable Requirements: - Media must be Norit DARCO 4X12 or equivalent, conforming to AWWA standards and sourced domestically - Sequential replacement of media in filter sets, starting with filters 4A and 4B - Contractor responsible for all delivery, installation, and disposal - Electronic bids are not permitted

Description

The City of Raleigh Public Utilities Department at the Dempsey E. Benton Water Treatment Plant plans to replace Granular Activated Carbon (GAC) media in 8 filter tubs (filters 1A, 1B, 2A, 2B, 3A, 3B, 4A, and 4B) that have been in service for 9 years. Each filter tub contains 880 cubic feet of media, totaling 7,040 cubic feet. The contractor will be responsible for the installation of new media and the proper disposal of the old media removed from the filters. The solicitation includes a detailed scope of services in Section 4 of the RFP document.

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