Purchase of Stainless Steel Flanged Reducers

Gwinnett County Board of Commissioners issued Invitation to Bid BL051-22 for the purchase of Type 316 stainless steel flanged reducers on behalf of the Department of Water Resources, with sealed bids due August 2, 2022 at 2:50 p.m. at the Gwinnett County Financial Services - Purchasing Division in Lawrenceville, Georgia.

The scope comprises 41 stainless steel fittings: 27 reducers measuring 18-inch x 3-inch and 14 measuring 18-inch x 8-inch, for installation in ARV assemblies on the Alcovy Force Main. All fittings must be Type 316 stainless steel with 19-inch overall length, slip-on flanges, and TIG welding; reductions may contain a maximum of two welded seams that must be ground smooth and undergo the same inspection and testing as welded-on flanges. Materials must comply with ASTM standards and ASME specifications. Fittings must be rated for 250 psi operating pressure, conform to ANSI B16.5 Class 150 flanges, and pass pressure testing at constant pressure for a minimum of five minutes with no visible leaks. Signed and sealed certifications for testing and weld inspections must be provided by the manufacturer. Shop drawings were due within 14 days of award notice; delivery of fittings was required within 180 days of shop drawing approval. A two-year warranty against defective materials and workmanship was required from the date of delivery.

Bidders were required to submit proposals in duplicate, provide a minimum of three references for similar work, comply with E-Verify and Code of Ethics affidavits, and carry workers' compensation and commercial general liability insurance ($500,000 limit each) and umbrella liability ($1,000,000 limit) with A.M. Best ratings of A-5 or higher. No bid bonds were required. Questions were due July 25, 2022, directed to Shelley McWhorter, Purchasing Associate III. Award was made to the lowest responsive and responsible bidder; the contract was awarded to Consolidated Pipe & Supply Company, Inc., Lawrenceville, Georgia, at a total bid of $286,080.