STANTEC CONSULTING SERVICES, INC. (4)

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CITY OF SANTA ANA RFP NO.: 22-133 ON -CALL ENGINEERING DESIGN SERVICES FOR PFAS TREATMENT SYSTEMS The Consultant shall provide cost estimates for the treatment facility equipment, any necessary land acquisition to accommodate a treatment system(s), permitting, plumbing connections, transmission alignments and system integration. The Consultant shall also include capital, maintenance and operation cost estimates for IX treatment system(s). F. PRELIMINARY SCHEDULE The Consultant shall develop a preliminary phasing schedule for construction in the Planning Study. The plan is intended to provide the City a schedule and projected annual outlays for financial planning. In the preliminary schedule, the Consultant shall include the anticipated duration of construction as well as any necessary utility extensions required. G. FINAL REPORT The final report shall include discussion of all items listed herein and shall be submitted to the City for review and comments. The Consultant shall provide a PDF digital copy of the preliminary report and shall incorporate all comments made by the City prior to submitting of the final report. In addition to the aforementioned items, the final report shall also include one or more sections summarizing major findings, any significant challenges or common themes relevant to the City's system, and recommend any future actions by the City as next steps towards PFAS treatment implementation. The report shall contain descriptions of operation and maintenance such as IX resin frequency of change out, equipment details, sample/analysis frequency, and what staff augmentation/certification is required. 2. DESIGN PHASES Once the Planning Study has been completed, the Consultant shall provide design services including preparation of design sheets, specifications and permitting. All submittals described herein shall be provided in the form of a PDF digital copy (full-size). The design phases shall Include, but are not limited to the following items: A. DRAFT DESIGN REPORT (10% DESIGN SUBMITTAL) The Contractor is required to create a Preliminary Design Report (PDR) based on the Planning Study for each treatment site requested by the City. The PDR shall be considered a 10% design level package for the project in which the IX wellhead treatment project goals and design criteria are addressed with alternatives, analysis and potential risks. B. FINAL DESIGN REPORT (30% DESIGN SUBMITTAL) After the City defines the major design elements of the project and refines the project's scope, schedule and budget expressed in the preliminary design report, the Consultant shall develop the Final Design Report. The Final Design Report shall be considered a 30% design City of Santa Ana RFP 22-133 On -Call Engineering Design Services for PFAS Treatment Systems Page 16