Pneumatic Ejector Purchases

Madison Metropolitan Sewerage District is requesting sealed bids for two pneumatic ejector units (Carter Pump Model EJ-150s-ZN or approved equal) with bids due June 23, 2026 at 11:00 a.m. local time at the District office, 1610 Moorland Road, Madison, Wisconsin.

The equipment specification requires 150-gallon simplex units rated at 150 GPM at 20 feet TDH, with cast iron sewage receivers capable of handling raw sewage and all openings sized to pass 3-inch-diameter spheres and stringy materials. The units must include control air storage tanks, main air manifolds, flush air assemblies, gate valves, check valves, and all required appurtenances.

Mandatory qualifications include three years of prior business experience providing pneumatic ejectors, provision of written warranties guaranteeing brand new parts free of defects, and ability to deliver within 16 weeks of award. Bidders must submit a lump sum price using the provided Bid Form A; proprietary quotation sheets are not accepted. Award will be made to the lowest responsive, responsible bidder.

Questions are due by June 16, 2026, directed to Brady Lessner, Maintenance Project Specialist, at 608-709-1848 or rfp@madsewer.org. The District reserves the right to reject any or all bids or waive any technicality. All bid responses are public records under Wisconsin Public Records Law, though trade secrets may be designated confidential if submitted separately in sealed envelopes prior to bid opening. Invoicing occurs after material shipment with payment expected within 30 days of receipt. Prospective bidders should check the District's internet site for addenda within 72 hours of the bid deadline.