Projects for Bid

One free set of bidding documents is available for each project to: prospective bidders, subcontractor bidders, suppliers, and contractor plan room services. Additional printed sets or requests from other parties will incur a $20 fee.

Obtaining Plans & Specs

Complete a Plan Holder Certification Form for each project
Submit the form to the Public Works Department

Email: PublicWorks@CityofAmes.org
Fax: 515-239-5404
In-person: City Hall, 515 Clark Avenue, Room 212

Plan Holder Form(PDF, 253KB)

Bid Results. Check the Bid Tab links below for bid results posted to this page by 5:00 PM the day of the bid letting.

2025/26 Traffic Signal Program (S. Duff Avenue/S. 3rd Street Phase II) --BID HAS ENDED

Notice to Bidder(PDF, 131KB)

Bid Tab(PDF, 204KB)

Addendum #1(PDF, 2MB)

Plan Holder List (PDF, 188KB)

Letting Date and Location: Wednesday, October 22nd, 2025 at 2:00 PM, Room 235, City Hall, 515 Clark Avenue

Award Date: Tuesday, October 28th, 2025

Engineer's Estimate: $139,624.01

Apparent Low Bidder: Iowa Signal Inc.

Project Contact: Mark Gansen, City of Ames, 515-239-5291

2024/25 CDBG Infrastructure Program (S Russell Avenue) - BID HAS ENDED

Notice to Bidder(PDF, 263KB)

Bid Tab(PDF, 199KB)

Addendum #1(PDF, 1MB)

Plan Holder List (PDF, 184KB)

Letting Date and Location: Wednesday, October 8th, 2025 at 2:00 PM, Room 235, City Hall, 515 Clark Avenue

Award Date: Tuesday, October 14th, 2025

Engineer's Estimate: $575,908

Apparent Low Bidder: Iowa Water & Waste Systems

Project Contact: Hafiz Ibrahim, City of Ames, 515-239-5245

2024/25 CDBG Infrastructure Program (S Riverside Drive) -BID HAS ENDED

Notice to Bidder(PDF, 263KB)

Bid Tab(PDF, 200KB)