Liquid Oxygen Supply and Equipment Lease and Maintenance for EM Johnson Water Treatment Plant

The City of Raleigh Public Utilities Department is requesting proposals for liquid oxygen supply and equipment lease and maintenance for ozone production at the EM Johnson Water Treatment Plant. The supplier must provide a bulk liquid oxygen storage system, including a double-wall storage tank, pressure relief devices, a pressure building system, Type 316 stainless steel or copper piping, and two ambient air vaporizers. The storage tank must feature an ASME-compliant inner shell of 9 percent nickel steel or stainless steel, a carbon steel outer shell, and a maximum boil-off rate of 0.3 percent per day. After installation, the supplier must test the storage system and vaporizers under actual start-up conditions and submit a start-up test report to the City. Proposals are due December 7, 2026, no later than 3:30 PM EST, and the City will not accept late proposals. Proposers must direct all inquiries concerning this RFP to Mike Hughes, Plant Operations Superintendent, at [email protected].