# Douglas County Ionwave #CI-2026-0141

Willa Cather Library HVAC Replacement and Electrical Modernization

**Posted:** October 21, 2026
**Respond By:** November 18, 2026
**Identifier:** CI-2026-0141
**NAICS:** 238220, 238210

The City of Omaha is seeking a contractor to replace the HVAC system and modernize electrical systems at Willa Cather Library.
- **Government buyer:** City of Omaha, Omaha Public Works Department; the Economic Sustainability Program is administered by the City’s Human Rights and Relations Department.
- **Project:** Willa Cather Library HVAC replacement and electrical modernization, Project CI-2026-0141 / OPW 55002.
- **Named OEMs and specified equipment:**
  - **Daikin:** CAH032 air handling unit (AHU-1), quantity 1; DCSA040 condensing unit (CU-1), quantity 1.
  - **Riello:** AR-1500 natural-gas heating boiler (B-1), quantity 1.
  - **Spirotherm:** VDN 300FA air and dirt separator (AS-1), quantity 1.
  - **JL Wingert:** GL30 glycol make-up tank (GMU-1), quantity 1.
  - **Taco:** CA-90 expansion tank (ET-1), quantity 1.
  - **Greenheck:** SQ100 refrigerant exhaust fan (REF-1), quantity 1; G-099-VG exhaust fan (EF-1), quantity 1.
- **Other requested equipment and work:** Two reheat coils; hydronic piping, updated ductwork, pumps and controls; a modernized electrical panelboard, equipment circuits, and disconnects. Quantities and part numbers are not specified for the panelboard, circuits, disconnects, piping, or ductwork.
- **Base scope:** Provide and install the replacement HVAC equipment and complete the electrical modernization.
- **Separately priced alternate:** Cap the existing boiler chimney flue and route a new boiler flue and combustion-air duct through a new painted stud-and-gypsum-board chase, including floor cutouts.
- **Notable requirements:** Preserve asbestos-containing below-grade return ductwork and maintain service to areas outside the work scope. The City’s Economic Sustainability Program requires an annual plan for covered projects exceeding $650,000, including SEB participation, workforce development, youth engagement, and quarterly updates. Apprentice participation is optional for the stated incentive, which requires at least 10% of project labor hours to be performed by apprentices.
- No bidding vendors or resellers are identified in the provided materials.

### Description

The City of Omaha is requesting bids for a complete HVAC system replacement and electrical modernization at the Willa Cather Library in Omaha, Nebraska. Mechanical work includes installation of a heating boiler, AHU-1, exterior condensing units, hydronic piping, and updated ductwork; electrical work includes a modernized panelboard, equipment circuits, and disconnects. Bidders must submit an Economic Sustainability Plan and provide verification of a City of Omaha Mechanical Contractor's License at bid time. Apprentice utilization is optional, and the project has no SEB reserve.

[View original listing](https://douglascountypurchasing.ionwave.net/PublicDetail.aspx?bidID=1291&SourceType=1)