421 Floodproofing

DuPage County is seeking a contractor to provide flood‑proofing services at the JTK Administration Building in Wheaton, IL. The scope includes design, fabrication, and installation of new flood protection support walls and barriers, with all labor, materials, and related work performed in accordance with county specifications. This contract requires a bid bond of 5 % of the total bid amount and is open to qualified construction firms capable of delivering concrete wall systems. • Construction of new flood‑proofing support walls and barriers at 421 N. County Farm Road • All parts, labor, and materials supplied by the awarded bidder • Must meet county specifications and provide a 5 % bid bond • Submission deadline is November 17, 2026, with a mandatory pre‑bid conference on October 30, 2026