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INDIAN RIVER COUNTY, FLORIDA <br />DEPARTMENT OF UTILITY SERVICES <br />M <br />Date: October 16, 2018 <br />To: Jason E. Brown, County Administrator <br />From: Vincent Burke, P.E., Director of Utility Services <br />Prepared By: Arjuna Weragoda, P.E., Capital Projects Manager <br />Subject: Work Order No. 5 with Kimley Horn and Associates for Design and Implementation of <br />Membrane Replacement for Reverse Osmosis (RO) Skids at South (Oslo) RO Water <br />Treatment Plant <br />DESCRIPTIONS AND CONDITIONS: <br />Indian River County Department of Utility Services (IRCDUS) owns and operates two (2) regional potable water <br />treatment facilities. The South County Reverse Osmosis (SCRO) Water Treatment Plant is rated for 8.57 million <br />gallons per day (mgd). The existing membranes on skids 1 through 4 at the SCRO plant are more than 10 years <br />old and ready for replacement, due to higher operating pressures, reduced salt rejection and their inability to <br />achieve design rated capacity of 1.5 mgd. Replacement will consist of removal and.disposal of the existing <br />elements, swabbing/cleaning of the existing pressure vessels, disinfection of RO skid product piping, installing <br />new membrane elements, flushing, and startup and testing of new membranes. <br />ANALYSIS: <br />Staff requested Kimley-Horn and Associates (KHA) submit a proposal to implement new membranes at the <br />SCRO plant to include a condition assessment, contract specifications and drawings, permitting, observation <br />and startup. The work order will be provided in accordance with the Continuing Consulting Engineering <br />Services Agreement for Professional Services with Kimley-Horn and Associates dated April 17, 2018. The scope <br />is more specifically described in the attached Work Order No. 5. The total negotiated cost for the membrane <br />replacement at the SCRO plant in Work Order No.5 is a lump sum amount of $72,366.00, separated into four <br />(4) tasks. <br />FUNDING: <br />Funding for the Membrane Replacement for the -SCRO plant project is available in the account within the <br />Utilities Operating Fund. Operating funds are derived from water and sewer sales. <br />Description <br />Account Number <br />Amount <br />SCRO Membrane Replacement <br />1 471-23536-044699-19503 1 <br />$72,366.00 <br />RECOMMENDATION: <br />Staff recommends approval of Work Order No. 5 authorizing the professional services and requests the Board <br />of County Commissioners to authorize the Chairman to execute Work Order No.5 on their behalf for a lump <br />sum amount of $72,366.00 to Kimley-Horn and Associates. <br />ATTACHMENT(s): <br />Work Order No.5 and supporting documents (7 Pages) <br />C:\Users\legistar\AppData\Local\Temp\BCL Technologies\easyPDF 8\@BCL@680C1D19\@BCL@680C1D19Am 116 <br />