University of Minnesota Ionwave #22-012-26-4106 Addendum 1

Landscape Arboretum Rare Books Library HVAC Replacement

The University of Minnesota is seeking a construction contractor to replace HVAC infrastructure serving library collections at its Landscape Arboretum. - Government buyer: Board of Regents of the University of Minnesota; University of Minnesota, Capital Project Management (CPM), in Chaska, Carver County, Minnesota. - Project: Lump-sum construction for the Rare Books Library HVAC Replacement in the Leon C. Snyder Building, serving the Andersen Horticultural Library and Rare Books Library. - Base-bid scope: Structural, mechanical, controls, electrical, and architectural work across the basement through second level. This includes field verification and GPR scanning; slab penetrations, a basement footing, supporting steel, shoring as needed, and floor protection; new cooling units, coils, VAVs, ductwork, piping, and low-voltage controls; relocation of one existing humidifier; TAB testing and commissioning support; electrical feed decommissioning and new circuits and disconnects; and wall chases, firestopping, ceiling patching, and finish restoration. - Shelving and alternates: Temporarily remove, salvage, store, and reinstall library shelving. Provide separate itemized prices for (1) carpet removal and LVT installation, (2) repainting Rare Books Room 144 and Office 145, and (3) replacing the exterior louver with a new louver and screen assembly. - Budget and quantities: The stated construction budget is $575,000. The project and each of the three alternates are described as one construction service; no equipment quantities or equipment part numbers are specified. - Notable requirements: Protect rare-book collections from dust; coordinate noisy work, access, and utility outages in the occupied building; minimize impacts on visitors and the adjacent landscape; verify existing conditions; and comply with applicable Minnesota prevailing-wage requirements. The prevailing-wage materials cover commercial construction in Carver County and highway/heavy construction in Region 09. - Named project vendors/design team: Busch Architects, Inc.; Emanuelson-Podas, Inc.; and Metamorphosis Structural Engineering are identified as design-team firms, not as equipment suppliers. No HVAC OEM or equipment brand is specified. - Schedule: Approximately three months, with work planned to proceed in late 2026 and substantial completion required by late winter 2027; no option years or annual subscription are stated.

Description

The University of Minnesota is requesting proposals for construction services to replace and upgrade HVAC infrastructure in the Leon C. Snyder Building at the University of Minnesota Landscape Arboretum in Chaska, Minnesota. Work serves the Andersen Horticultural Library and Rare Books Library and includes structural, architectural, mechanical, and electrical modifications across the building’s basement, first, and second levels. The scope includes installing new cooling equipment, ductwork, piping, and controls; electrical upgrades; finish restoration; and temporary removal and reinstallation of library shelving. Proposals are due November 5, 2026, and the project is required to be substantially complete by February 26, 2027; the stated construction budget is $575,000.

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