New Southwest Water Resource Recovery Facility Project Bid

The City of Oskaloosa, Iowa (OWNER) is requesting Bids for the construction of the following Project:

New Southwest Water Resource Recovery Facility, Contract 1-2026

The Project includes the following Work: Replacement of the existing activated sludge Southwest Wastewater Treatment Facility (SW WWTF) with a higher-capacity Southwest Water Resource Recovery Facility (SW WRRF) with biological nutrient removal.

The Project includes the following Work: Replacement of the existing activated sludge Southwest Wastewater Treatment Facility (SW WWTF) with a higher-capacity Southwest Water Resource Recovery Facility (SW WRRF) with biological nutrient removal. Improvements include existing Excess Flow Return Pumping Station (Structure 08) upgrades; construction of a Headworks Building with screening and grit removal equipment (Structure 10), two oxidation ditches (Structure 20), three final clarifiers (Structure 30) and UV disinfection (Structure 40). The Project also includes construction of two aerobic digesters (Structure 50), a Biosolids Building with RAS/WAS pumping and two centrifuges for dewatering (Structure 60), a Dewatered Biosolids Storage Building (Structure 70), an Administration Building and Garage (Structure 80), a Hauled Waste Receiving Station (Structure 87), a Vactor Truck Debris Pad (Structure 88), electrical power and standby generator, sitework improvements, and miscellaneous associated work. New supervisory controls and data acquisition (SCADA) and security will also be included in the Project. Additionally, the Project includes minor improvements at the Northeast WWTF, including miscellaneous architectural, structural, HVAC, and electrical improvements.

The Work will be substantially complete on or before October 31, 2029, and will be completed and ready for final payment in accordance with Paragraph 15.06 of the General Conditions on or before January 31, 2030.

Electronic Bids for the construction of the Project will be received by OWNER until **December 3, 2026, at 2 P.M. local time**. At that time the Bids received will be publicly downloaded and read aloud via teleconference. The login information for the teleconference is as follows: (309) 205-3325; Conference ID 987 6751 9482.

For this Project, Bids will **ONLY** be received and accepted via the online electronic Bid service through QuestCDN.com. To access the electronic Bid Form, download the Project Documents and click the Online Bidding button.

Bidders who submit a Bid must be a Plan Holder of record at the Issuing Office. Bids from Bidders who are not on the Plan Holders List may be returned as not being responsive.

The Bid must be accompanied by Bid security made payable to OWNER in an amount of **5%** of the Bidder's maximum Bid price.

Contract award shall be made based on the lowest responsive and responsible Bidder.

All Bids shall remain subject to acceptance for 120 days after the time set for receiving Bids. The Contract Times will commence to run within 30 days after the Effective Date of the Contract or at the end of the bid acceptance period, whichever is earlier.

The successful Bidder will be required to conform to the wage requirements prescribed by the federal Davis-Bacon and Related Acts. All iron and steel products used on the project shall be produced in the United States and comply with the American Iron and Steel requirements.