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HomeMy WebLinkAbout96.Item 10 Presentation Operations Committee Meeting 07-06-2016.pdf Mm Primary Treatment Rehabilitation at Plant 2 Project Objectives • Replace/rehabilitate Plant 2 primary treatment facilities • Upgrade power system & associated infrastructure • Improve odor treatment system • Mitigate liquefaction/structural failure risks • Ensure reliable performance and maintainability • Provide cost effective facilities • Maintain 24/7 operations during construction Conceptual Study Findings • New circular A-side Clarifiers (4 total ) • Rehabilitate B-side and C-side ( 10 total ) • New Power Building "E" • New Central Odor Treatment • New Solution Polymer Facilities Project Elements A-Side Clarifiers Constructed 1960 - 1963 , ' •� Replace - end of Life B-Side Clarifiers r Constructed 1967 - 1971 Complete rehabilitation required C-Side Clarifiers � - —. , • :, .�r;q Constructed 1972 - 1985 Complete rehabilitation required North and South Scrubbers Replace with centralized system V Power distribution A Replace with upgraded system ti :.t Project Schedule Preliminary Design (Entire Project) Aug 2016 1 year, 5 months Jan 2018 A-Side Clarifier Replacement* Feb 2018 5 years, 5 months Jul 2023 B&C Side Clarifier Rehabilitation* Jul 2020 8 years, 10 months May 2029 * Includes detailed final design, bid, and construction Recommendation • Approve a Professional Design Services Agreement with Black & Veatch for the amount of $ 18, 141,423 . • Approve a contingency of $ 1,814, 142 . Mm Primary Treatment Rehabilitation at Plant 2 Project Budget Project � . A-Side Replacement $142.8 Million B&C Side Rehabilitation $126.4 Million Total Construction Cost $269.2 Million Total Project Budget $428.3 Million