Any questions or clarifications concerning these specifications should be in writing and directed to the Purchasing Division at purchasing@joliet.gov. The City of Joliet, Illinois, does hereby invite sealed bids for the replacement of the City's water system Alternative Water Source Program, JOL0801-SCADA System Upgrades. The work consists of replacing existing Bristol-Babcock Controlwave Micro controllers at approximately 33 sites, including the master, with Allen Bradley controllers, replacing miscellaneous instruments at several sites, and reconfiguring the existing 4RF Aprisa SR+ licensed frequency radios from serial to Ethernet communication. Bids must be delivered Monday to Friday 8:00 A.M. - 4:30 P.M. and not on holidays observed by the City of Joliet. The City will not be responsible for deliveries outside these hours. All bidders will be required to submit Bid Security in the form of a Certified Check, Cashier's Check, or a Bid Bond in the amount of Ten percent (10%) of the Base Bid, payable to the City of Joliet. Prospective bidders are required to complete and submit a technical prequalification questionnaire with supporting documents to the City of Joliet (see Instructions to Bidders). Technical prequalification forms will be provided with Bidding documents. Completed forms are to be submitted no later than 10:00 A.M. local time on August 3, 2023. The Strand Associates, Inc.(R) project manager is Brent M. Studnicka, P.E., who can be contacted at Strand Associates, Inc.(R), 1170 South Houbolt Road, Joliet, IL 60431, (815) 744-4200 regarding the project. The Contract shall be subject to the provisions of the Prevailing Wage Act (820 ILCS 130/1 et seq.) to the extent required by law. Attention of bidders is particularly called to the requirements as to conditions of employment to be observed and minimum wage rates to be paid under the Contract. The City of Joliet reserves the right to reject any and all bids, parts of any and all bids, or to waive technical errors or omissions in bids All questions about the meaning or intent of the Bidding Documents are to be submitted to ENGINEER in writing Question Deadline 08/12/2023