Description: Winnebago County solicits sealed bids to remove and replace the Wittman Airport control tower’s chiller, including all labor, equipment and materials required to meet the technical specifications. A mandatory pre-bid meeting was held on November 18, 2025 at Gate #33 (3110 Knapp St, Oshkosh, WI), and bids must be submitted electronically through the County’s OpenGov procurement portal. Bid security (5% bid bond), insurance per the County’s Insurance Exhibit, and a Public Improvement Performance/Labor & Material Payment Bond are required; the solicitation includes drawings, specifications, and addenda posted on the project page.
County · WI, US
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University of Illinois System Offices
Higher EducationIL
Posted
Sep 1, 2026
Oct 8, 2026
Work include demolition of remaining old cells at north campus chiller plant and the installation of 2-4 new cells.
Posted
Sep 29, 2026
Oct 20, 2026
The City and Borough of Juneau is soliciting sealed bids to replace the roof assembly on the air traffic control tower at Juneau International Airport. The base work includes removing the existing IRMA roof assembly and installing a similar replacement. It also includes enclosing the rotating beacon’s support structure, modifying the roof access hatch and curb assembly, and performing electrical work needed for the roof replacement.
Posted
Aug 19, 2026
Oct 26, 2026
Replacement of the standing seam metal roof on the control tower building. The work includes rerouting existing vent and exhaust pipes through the masonry side wall, installing a new gutter system, and integrating a new, certified, non-penetrating Lightning Protection System. The work includes, but is not limited to, the following major components: Demolition and Disposal: Remove and legally dispose of the existing standing seam metal roof panel system, box gutter, scuppers, and lightning protection system down to the concrete roof slab. See attached file.
Wisconsin Department of Administration
State AgencyWI
Posted
Sep 8, 2026
Oct 15, 2026
In general, the work consists of: replace water cooled chiller and associated piping connections. Remodel chiller room exhaust system. Add refrigerant monitor.
Decision makers connected to this RFP from Winnebago County.
