Explanation
1.0 BACKGROUND: This legislation authorizes the Director of Public Utilities to enter into a professional engineering services agreement with ARCADIS U.S., Inc., for the Hap Cremean Water Plant (HCWP) Hypochlorite Disinfection Improvements Project, in an amount up to $587,000.00, for Division of Water Contract No. 2132.
This project will study, design, and construct improvements to convert the HCWP’s disinfection process from the current gaseous chlorine process to a liquid sodium hypochlorite disinfection process.
This contract is for Professional Engineering Services (Design Professional or “DP” services). This initial contract authorization provides for preliminary design services to evaluate alternatives and develop preliminary design concepts. Future contract modifications will be requested to provide funding for detailed design services and engineering services during construction. Construction of the improvements will be performed under a different contract.
The Community Planning Area for the Hap Cremean Water Plant is “N/A” since it provides service to several communities.
2. ECONOMIC IMPACT/ADVANTAGES; COMMUNITY OUTREACH; PROJECT DEVELOPMENT; ENVIRONMENTAL FACTORS/ADVANTAGES OF PROJECT: This project will address the risks associated with a gaseous chlorine based system while providing a safer storage and handling system for plant staff. The potential for release of chlorine gas will be mitigated with this project. There will be no anticipated public meetings held during this project. The Division of Water will be responsible for coordinating with stakeholders.
3. BID INFORMATION: The selection of the firm providing the professional engineering services has been performed in accordance with the procedures set forth in Columbus City Code, Section 329, "Awarding professional service contracts through requests for proposals." The evaluation criteria for this contract included: 1. Proposal Quality, 2. Demonstrated Project Unde...
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