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City of Kennewick – Municipal Services Department Sewer Line Upgrade/Installation Priority Rating Criteria Purpose: The primary purpose of the Sanitary Sewer System is to provide adequate sanitary sewer removal and treatment of the residential, commercial and industrial waste streams for the City of Kennewick. The wastes should be transferred via a reliable and safe conveyance system. The age of components of parts of the system and increasing demands due to the population growth necessitate the need to be constantly maintaining and improving the conveyance system. Policy: Limited budget necessitate the need to establish a prioritization system for the upgrade, replacement and installation of sanitary sewer system pipelines and critical components. The priority for project completion will be calculated based on the criteria presented below. Application of this policy will be limited to minor capital projects not related to street construction or specifically identified in the City’s Sewer Comprehensive Plan. PRIORITY GRADING SYSTEM Priority CIP Rating Breakdown Points 1 Failing Lines or Components 10 2 Undersize Lines 8 3 Maintenance Issues 7 4 Easement Lines 6 5 Over 25-Years Old 3 Add together all criteria that apply. Highest point totals receive highest priorities. If two more projects have equal points, the following shall be used to differentiate the priority (in descending order): 1) Existing construction material A. Orangeburg B. Concrete C. Clay Pipe D. AC Pipe 2) Excess budgetary funds available 3) Engineering Requirements and Timing 4) Requests/Complaints Capital Improvement Projects previously budgeted or in progress are exempt from prioritization. E. Russell Burtner Municipal Services Executive Director Revised: Sept. 2007