Explanation
1. BACKGROUND: This legislation authorizes the Director of Public Utilities to enter into a professional engineering services agreement with Arcadis U.S., Inc. for the Parsons Avenue Water Plant (PAWP) Lime Slaker and Soda Ash Feeder Replacement Project, in an amount up to $225,000.00, for Division of Water CIP No. 690291-100002, Contract No. 2020.
This project provides services to evaluate and design the replacement of existing Lime Slakers and Soda Ash Feeder systems at the Parsons Avenue Water Plant (PAWP) located at 5600 Parsons Avenue, Lockbourne, Ohio 43137.
The existing slaker units have reached the end of their useful life, especially the three original units that have been in operation for 35 years. The City wishes to replace all five Wallace & Tiernan units: three lime slakers and two soda ash feeders systems and associated appurtenances.
This Ordinance provides funding for preliminary design services (Phase 1).
FUTURE RENEWAL(S): Detailed design (Phase 2) and engineering services during construction (Phase 3) will be authorized under future contract renewals.
TIMELINE:
Notice to Proceed May 2018
Preliminary Design Phase May 2018 - September 2018
Detailed Design / Bidding Phase October 2018 - February 2020
Engineering Services During Construction Phase March 2020 - March 2022
ESTIMATED COST OF PROJECT:
Preliminary Design (Current Legislation) $ 225,000
Detailed Design / Bidding (Renewal #1) $ 500,000
Engineering SDC (Renewal #2) $ 700,000
The Community Planning Area is “N/A” since the Parsons Avenue Water Plant serves several communities.
2. ECONOMIC IMPACT/ADVANTAGES; COMMUNITY OUTREACH; PROJECT DEVELOPMENT; ENVIRONMENTAL FACTORS/ADVANTAGES OF PROJECT:
This project is necessary to replace Lime Slakers and Soda Ash Feeders at the Parsons Avenue Water Plant that are well beyond their useful life expectancy. These chemical feed systems are essential process components in the treatment and supply of safe drinking water for ...
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