Davenport Ionwave #27-22 Addendum 1

Duck Creek Golf Course Maintenance Building Concrete Repairs and Optional Floor Coating

The City of Davenport is seeking contractors for concrete repairs at the Duck Creek Golf Course maintenance building, with an optional garage-floor coating. - Buyer: City of Davenport, Parks and Recreation Department, Golf Division; the Purchasing Division is identified in the bid materials. - Base work: 60.5 sq. ft. of shallow concrete repair, 139.2 sq. ft. of regular concrete repair, and one lump-sum mobilization item. Repairs include removal, surface preparation, reinforcing, forming, and placement. - Optional work and allowance: 1,500 sq. ft. of non-cementitious garage-floor coating, with Penntek Industrial Coatings Polyurea Shop Floor System or equal as the basis of design; $4,200 owner contingency, usable only with written City permission. The engineer’s estimate is $46,000, including the base work and coating. - OEMs and specified products: Euclid and Sika repair materials; Penntek Industrial Coatings coating; and named anchoring systems from Hilti, DeWalt, ITW/Red Head, and Simpson. Listed product options are detailed below. - Notable requirements: The coating manufacturer and installer must have at least five years of installation experience. Contractors must verify site conditions, coordinate work with the owner, and request inspection after concrete removal. Retain existing reinforcing where possible and report reinforcing-bar section loss before proceeding. The City will handle conduit and HVAC-duct removal and reinstallation as needed and anticipates upper-level repairs before lower-level repairs. The coating is a separate bid item and may be performed by the City depending on bid results and available funds.

Description

The City of Davenport is seeking bids for concrete floor repairs at the Duck Creek Golf Course maintenance facility. Work includes furnishing labor, materials, equipment, and services to remove damaged concrete, clean and prepare surfaces, reinforce, and place concrete repairs. The bid includes shallow and regular concrete repair items, mobilization, and an optional concrete coating. Bids must be submitted through the City's e-bidding system by October 9, 2026, at 9:00 AM CT.

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