Davenport Ionwave #27-22 Addendum 2

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

The City of Davenport is seeking a contractor for concrete repairs at the Duck Creek Golf Course maintenance building in Davenport, Iowa. - Government buyer: City of Davenport — Parks and Recreation Department, Golf Division; Purchasing Division is identified in the bid materials. - Scope and bid quantities: 60.5 square feet of shallow concrete repair (removal depth no greater than 1.5 inches), 139.2 square feet of regular repair (removal depth greater than 1.5 inches), and one lump-sum mobilization item. An alternate covers cleaning, preparing, and coating 1,500 square feet of garage-floor surface. A $4,200 owner contingency is included. - OEMs and named manufacturers: Euclid, Sika, Penntek Industrial Coatings, Hilti, DeWalt, ITW/Red Head, and Simpson. The drawings identify Penntek’s Polyurea Shop Floor System or an equal for the coating. Shive-Hattery is identified as the plans’ preparer. - Named repair products: Euclid Dural Top, Duralprep A.C., Flowable Mortar, EucoCrete Supreme, Speed Crete PM, Mender HD, Mender X2, and Patch and Coat; Sika Armatec 110 EpoCem, SikaQuick 1000, SikaCrete 100 CI, SikaQuick VOH, SikaEmaco 1061, SikaEmaco 1061 EX, and SikaEmaco 425 Gel Patch. - Named anchor products: Hilti HIT RE 500, HIT HY 200, HIT HY 270, Kwik Bolt TZ, and Kwik Bolt 3; DeWalt Pure 110+, AC200+, AC100+ Gold, Power-Stud+ SD1, Power-Stud+ SD2, and Lok-Bolt AS; ITW/Red Head C6+, Epcon A7, Trubolt+, and Dyna Bolt; Simpson SET XP, SET, Wedge-All, and Strong Bolt. - Notable requirements: Concrete removals must be available for engineer inspection before patching; report reinforcing-steel section loss before proceeding. The plans limit concrete removal to hand tools, with or without power, and require protection of existing reinforcing. The coating manufacturer and installer must each have at least five years of relevant installation experience. Proposed equals are subject to review and approval. - Coordination and estimate: The City will clear furnishings and materials and remove or reinstall conduits and HVAC ducts as needed. Upper-level repairs are anticipated before lower-level work. The engineer’s estimate is $46,000, including the base work, contingency, and coating alternate; the City may perform the coating depending on bid results and available funds.

Description

The City of Davenport is seeking bids for concrete 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 pour concrete repairs. The bid also includes an alternate for concrete coating, and an addendum specifies a $4,200 owner contingency allowance. Bids must be submitted through the City’s e-bidding system by October 9, 2026, at 9:00 AM CT; email, fax, and paper submissions are not accepted.

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