R2019-192 Resolution Approving an Agreement with CDM Smith for Professional Engineering Services for the Water Utility Long-Term Sustainability Plan, City Project 2018-34

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Smith Task 6-5: Distribution System Water Quality CDM Smith will examine water quality in the distribution system related to water age, chlorine residual, potential disinfection by-product formation, nitrification, disinfection by products, and other issues. If any water quality issues are identified, CDM Smith will include recommendations on potential system improvements as part of the master plan.This effort is limited to a desktop analysis and review of recent studies and reports completed by the Utility. Task 6-6: Cost Estimating CDM Smith will provide an OPCC for the distribution system improvements recommended.The OPCC provided will be an order-of-magnitude estimate as defined by the American Association of Cost Engineers with an expected accuracy within 50%above and 30% below the actual construction costs.All OPCCs will be provided in "today's dollars" at the time the technical memorandum is published. Task 6-7: Prepare Draft Technical Memorandum CDM Smith will prepare a draft technical memorandum describing the findings from Tasks 6-1 through 6-6 above.The memorandum will be written in a format that allows the final version to be easily incorporated in to the final Water Master Plan as described below in Task 8-1. The memorandum will also include recommendations for the following distribution system related items to be implemented by the Utility in the future: • Valve exercise program • Hydrant exercise or replacement program • Leak detection/water loss program • Metering assessment program and metering improvements • Lead service line replacement program Task 6-8: Workshop CDM Smith will conduct a workshop with Utility staff to review the findings and recommendations related to the water distribution system. Minutes from the workshop will be prepared by CDM Smith and submitted to the Utility.The feedback received in the meeting will be used to finalize this Section in the draft Water Master Plan. Task 7: Contingency or Additional Tasks/Services This task allows the Utility to direct CDM Smith to complete additional evaluations.This task is treated as a contingency task for a not-to-exceed amount of$15,000 to be used at the Utility's discretion. Task 8: Long-term Sustain�bility Plan Develapment The purpose of Task 8 is to develop, review and finalize the Water Infrastructure Master Plan.The subtasks associated with Task 8 are the following: 8 � Fage