City of Lincoln Ionwave #26-207 Addendum 1

Building 949 Fresh-Air Equipment Replacement and HVAC Controls Integration

The City of Lincoln is seeking a lump-sum bid to replace Building 949’s fresh-air equipment and upgrade related HVAC controls and electrical infrastructure. - Government buyer: City of Lincoln, Lincoln Purchasing Department; bid contact Sharon Mulder, Assistant Purchasing Agent. Work is at the Municipal Service Center, 949 West Bond Street, Lincoln, Nebraska. - OEMs named: United CoolAir supplies the specified packaged energy-recovery ventilator/water-source heat pump. Honeywell is the manufacturer of the existing building management control system (BMCS) that the new equipment must integrate with. - Products requested: One United CoolAir HP-1 packaged energy recovery ventilator/water-source heat pump, model VZWHL20G4ARTBC-A-P-ER; and one new electrical panel, HM. No part number or manufacturer is specified for the panel. - Services requested: One lump-sum fresh-air improvement project, including equipment replacement per the drawings and specifications, plus BMCS integration, programming, testing, commissioning, and owner training. The controls work must support BACnet, LonTalk, and Modbus interoperability. - Notable requirements: The heat pump is specified for 6,000 CFM supply/outside airflow and 4,800 CFM exhaust airflow, with energy recovery, filtration, refrigerant leak detection and mitigation, and controls for connection to the existing Honeywell system. Specifications include a one-year general warranty, a five-year heat-pump warranty including compressors, and two years of BMCS service and maintenance. Performance and payment bonds are each required at 100% of the contract amount. - Estimated contract value: $250,001–$500,000. No contract duration is stated.

Description

The City of Lincoln is soliciting bids for the 949 Building Fresh Air Improvement Project. The work is described as replacement of the fresh air supply unit in Building 949 at the Municipal Service Center, with work to be performed according to the drawings and technical specifications. A mandatory pre-bid meeting and site visit is scheduled for November 6, 2026. The bid invitation requires performance and payment bonds, each equal to 100% of the contract amount, upon award.

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